Wikipedia:Vital articles/data/P.json

{	"Philosophy": { "level": 1, "topic": "Philosophy and religion" },	"Prehistory": { "level": 2, "topic": "History", "section": "History" },	"Post-classical history": { "level": 2, "topic": "History", "section": "History" },	"Performing arts": { "level": 2, "topic": "Arts", "section": "Arts" },	"Psychology": { "level": 2, "topic": "Society and social sciences", "section": "Society and social sciences" },	"Politics": { "level": 2, "topic": "Society and social sciences", "section": "Society and social sciences" },	"Plant": { "level": 2, "topic": "Biology and health sciences", "section": "Science and medicine" },	"Physics": { "level": 2, "topic": "Physical sciences", "section": "Science and medicine" },	"Pablo Picasso": { "level": 3, "topic": "People", "section": "Artists" },	"Plato": { "level": 3, "topic": "People", "section": "Philosophers and social scientists" },	"Paul the Apostle": { "level": 3, "topic": "People", "section": "Religious figures" },	"Phoenicia": { "level": 3, "topic": "History", "section": "Ancient history" },	"Pre-Columbian era": { "level": 3, "topic": "History", "section": "Ancient history" },	"Pacific Ocean": { "level": 3, "topic": "Geography", "section": "Hydrological features" },	"Pakistan": { "level": 3, "topic": "Geography", "section": "Countries" },	"Philippines": { "level": 3, "topic": "Geography", "section": "Countries" },	"Poland": { "level": 3, "topic": "Geography", "section": "Countries" },	"Paris": { "level": 3, "topic": "Geography", "section": "Cities" },	"Prehistoric art": { "level": 3, "topic": "Arts", "section": "Arts: General" },	"Poetry": { "level": 3, "topic": "Arts", "section": "Literature" },	"Pop music": { "level": 3, "topic": "Arts", "section": "Music" },	"Painting": { "level": 3, "topic": "Arts", "section": "Visual arts" },	"Photography": { "level": 3, "topic": "Technology", "section": "Visual arts" },	"Pottery": { "level": 3, "topic": "Technology", "section": "Visual arts" },	"Philosophy of science": { "level": 3, "topic": "Philosophy and religion", "section": "Philosophy: General" },	"Prayer": { "level": 3, "topic": "Philosophy and religion", "section": "Religion" },	"Protestantism": { "level": 3, "topic": "Philosophy and religion", "section": "Abrahamic religions" },	"Parenting": { "level": 3, "topic": "Everyday life", "section": "Family and kinship" },	"Potato": { "level": 3, "topic": "Biology and health sciences", "section": "Food and drink" },	"Play (activity)": { "level": 3, "topic": "Everyday life", "section": "Recreation and entertainment" },	"Popular culture": { "level": 3, "topic": "Society and social sciences", "section": "Society and social sciences: General" },	"Power (social and political)": { "level": 3, "topic": "Society and social sciences", "section": "Society and social sciences: General" },	"Political party": { "level": 3, "topic": "Society and social sciences", "section": "Politics and government" },	"Political science": { "level": 3, "topic": "Society and social sciences", "section": "Politics and government" },	"Peace": { "level": 3, "topic": "Society and social sciences", "section": "Conflict" },	"Pollution": { "level": 3, "topic": "Society and social sciences", "section": "Social issues" },	"Privacy": { "level": 3, "topic": "Society and social sciences", "section": "Social issues" },	"Poverty": { "level": 3, "topic": "Society and social sciences", "section": "Social issues" },	"Police": { "level": 3, "topic": "Society and social sciences", "section": "Law" },	"Property": { "level": 3, "topic": "Society and social sciences", "section": "Law" },	"Personality": { "level": 3, "topic": "Society and social sciences", "section": "Psychology" },	"Portuguese language": { "level": 3, "topic": "Society and social sciences", "section": "Language" },	"Personal name": { "level": 3, "topic": "Society and social sciences", "section": "Language" },	"Publishing": { "level": 3, "topic": "Society and social sciences", "section": "Media" },	"Pneumonia": { "level": 3, "topic": "Biology and health sciences", "section": "Illness and injury" },	"Physical cosmology": { "level": 3, "topic": "Physical sciences", "section": "Astronomy" },	"Planet": { "level": 3, "topic": "Physical sciences", "section": "Astronomy" },	"Particle physics": { "level": 3, "topic": "Physical sciences", "section": "Physics" },	"Photon": { "level": 3, "topic": "Physical sciences", "section": "Physics" },	"Proton": { "level": 3, "topic": "Physical sciences", "section": "Physics" },	"Pig": { "level": 3, "topic": "Biology and health sciences", "section": "Biology" },	"Primate": { "level": 3, "topic": "Biology and health sciences", "section": "Biology" },	"Physiology": { "level": 3, "topic": "Biology and health sciences", "section": "Biology" },	"Photosynthesis": { "level": 3, "topic": "Biology and health sciences", "section": "Biology" },	"Pregnancy": { "level": 3, "topic": "Biology and health sciences", "section": "Biology" },	"Paleontology": { "level": 3, "topic": "Biology and health sciences", "section": "Biology" },	"Protein": { "level": 3, "topic": "Biology and health sciences", "section": "Chemistry" },	"Physical chemistry": { "level": 3, "topic": "Physical sciences", "section": "Chemistry" },	"Periodic table": { "level": 3, "topic": "Physical sciences", "section": "Chemistry" },	"Phosphorus": { "level": 3, "topic": "Physical sciences", "section": "Chemistry" },	"Plate tectonics": { "level": 3, "topic": "Physical sciences", "section": "Earth science" },	"Petroleum": { "level": 3, "topic": "Technology", "section": "Energy" },	"Printing": { "level": 3, "topic": "Technology", "section": "Media and communication" },	"Paper": { "level": 3, "topic": "Technology", "section": "Materials" },	"Plastic": { "level": 3, "topic": "Technology", "section": "Materials" },	"Pi": { "level": 3, "topic": "Mathematics", "section": "Counting and numbers" },	"Prime number": { "level": 3, "topic": "Mathematics", "section": "Counting and numbers" },	"Polygon": { "level": 3, "topic": "Mathematics", "section": "Geometry and topology" },	"Probability": { "level": 3, "topic": "Mathematics", "section": "Probability and statistics" },	"Proportion (architecture)": { "level": 4, "topic": "Arts", "section": "Architecture: General" },	"Postmodern architecture": { "level": 4, "topic": "Arts", "section": "Styles" },	"Palace of Versailles": { "level": 4, "topic": "Arts", "section": "Specific structures" },	"Palace of Westminster": { "level": 4, "topic": "Arts", "section": "Specific structures" },	"Pantheon, Rome": { "level": 4, "topic": "Arts", "section": "Specific structures" },	"Parthenon": { "level": 4, "topic": "Arts", "section": "Specific structures" },	"Prose": { "level": 4, "topic": "Arts", "section": "Basics" },	"Prose poetry": { "level": 4, "topic": "Arts", "section": "Basics" },	"Persian literature": { "level": 4, "topic": "Arts", "section": "Literatures by language and area" },	"Panchatantra": { "level": 4, "topic": "Arts", "section": "Fiction of antiquity" },	"Pride and Prejudice": { "level": 4, "topic": "Arts", "section": "Fiction of modern era" },	"Peanuts": { "level": 4, "topic": "Arts", "section": "Comics" },	"Poetic Edda": { "level": 4, "topic": "Arts", "section": "Nonfiction of antiquity" },	"Popol Vuh": { "level": 4, "topic": "Arts", "section": "Nonfiction of antiquity" },	"Philosophiæ Naturalis Principia Mathematica": { "level": 4, "topic": "Arts", "section": "Nonfiction of early printed book era" },	"Paradise Lost": { "level": 4, "topic": "Arts", "section": "Poetic works of early printed book era" },	"Piano": { "level": 4, "topic": "Arts", "section": "Musical instruments" },	"Pipe organ": { "level": 4, "topic": "Arts", "section": "Musical instruments" },	"Percussion instrument": { "level": 4, "topic": "Arts", "section": "Musical instruments" },	"Pan flute": { "level": 4, "topic": "Arts", "section": "Musical instruments" },	"Protest song": { "level": 4, "topic": "Arts", "section": "Music genres and forms: General" },	"Punk rock": { "level": 4, "topic": "Arts", "section": "Popular music" },	"Piano sonatas (Beethoven)": { "level": 4, "topic": "Arts", "section": "Classical" },	"Performance art": { "level": 4, "topic": "Arts", "section": "Forms" },	"Performance poetry": { "level": 4, "topic": "Arts", "section": "Forms" },	"Puppetry": { "level": 4, "topic": "Arts", "section": "Forms" },	"Parody": { "level": 4, "topic": "Arts", "section": "Theatre" },	"Peking opera": { "level": 4, "topic": "Arts", "section": "Theatre" },	"Post-Impressionism": { "level": 4, "topic": "Arts", "section": "Modern art" },	"Postmodernism": { "level": 4, "topic": "Arts", "section": "Modern art" },	"Pre-Raphaelite Brotherhood": { "level": 4, "topic": "Arts", "section": "Modern art" },	"Pop art": { "level": 4, "topic": "Arts", "section": "Contemporary art" },	"Persian art": { "level": 4, "topic": "Arts", "section": "Non-Western art traditions" },	"Perspective (graphical)": { "level": 4, "topic": "Arts", "section": "Concepts and forms" },	"Portrait": { "level": 4, "topic": "Arts", "section": "Concepts and forms" },	"Printmaking": { "level": 4, "topic": "Arts", "section": "Concepts and forms" },	"Pietà (Michelangelo)": { "level": 4, "topic": "Arts", "section": "Sculpture" },	"Psycho (1960 film)": { "level": 4, "topic": "Arts", "section": "Horror/Thriller" },	"Peter Pan": { "level": 4, "topic": "Arts", "section": "Literature and drama" },	"Paranthropus": { "level": 4, "topic": "Biology and health sciences", "section": "Evolution" },	"Phylogenetics": { "level": 4, "topic": "Biology and health sciences", "section": "Genetics and taxonomy" },	"Pancreas": { "level": 4, "topic": "Biology and health sciences", "section": "Digestive system" },	"Peripheral nervous system": { "level": 4, "topic": "Biology and health sciences", "section": "Nervous system" },	"Pain": { "level": 4, "topic": "Biology and health sciences", "section": "Nervous system" },	"Penis": { "level": 4, "topic": "Biology and health sciences", "section": "Reproductive system" },	"Placenta": { "level": 4, "topic": "Biology and health sciences", "section": "Reproductive system" },	"Pelvis": { "level": 4, "topic": "Biology and health sciences", "section": "Skeletal system" },	"Plant anatomy": { "level": 4, "topic": "Biology and health sciences", "section": "Plant: General" },	"Plant morphology": { "level": 4, "topic": "Biology and health sciences", "section": "Plant: General" },	"Plant stem": { "level": 4, "topic": "Biology and health sciences", "section": "Plant stem" },	"Plant hormone": { "level": 4, "topic": "Biology and health sciences", "section": "Biochemistry and molecular biology" },	"Protein (nutrient)": { "level": 4, "topic": "Biology and health sciences", "section": "Biochemistry and molecular biology" },	"Plant reproduction": { "level": 4, "topic": "Biology and health sciences", "section": "Plant reproduction" },	"Plant reproductive morphology": { "level": 4, "topic": "Biology and health sciences", "section": "Plant reproduction" },	"Pollen": { "level": 4, "topic": "Biology and health sciences", "section": "Plant reproduction" },	"Pollination": { "level": 4, "topic": "Biology and health sciences", "section": "Plant reproduction" },	"Puberty": { "level": 4, "topic": "Biology and health sciences", "section": "Animal ontogeny" },	"Pupa": { "level": 4, "topic": "Biology and health sciences", "section": "Animal ontogeny" },	"Programmed cell death": { "level": 4, "topic": "Biology and health sciences", "section": "Cell processes" },	"Plasmid": { "level": 4, "topic": "Biology and health sciences", "section": "Cellular division" },	"Plant cell": { "level": 4, "topic": "Biology and health sciences", "section": "Plant cells" },	"Plastid": { "level": 4, "topic": "Biology and health sciences", "section": "Plant cells" },	"Parasitism": { "level": 4, "topic": "Biology and health sciences", "section": "Ecology" },	"Population": { "level": 4, "topic": "Biology and health sciences", "section": "Ecology" },	"Predation": { "level": 4, "topic": "Biology and health sciences", "section": "Ethology" },	"Pseudoscorpion": { "level": 4, "topic": "Biology and health sciences", "section": "Arachnids" },	"Pterygota": { "level": 4, "topic": "Biology and health sciences", "section": "Insects" },	"Phasmatodea": { "level": 4, "topic": "Biology and health sciences", "section": "Insects" },	"Pieris brassicae": { "level": 4, "topic": "Biology and health sciences", "section": "Lepidoptera" },	"Polychaete": { "level": 4, "topic": "Biology and health sciences", "section": "Lophotrochozoa" },	"Placoderm": { "level": 4, "topic": "Biology and health sciences", "section": "Fishes" },	"Piranha": { "level": 4, "topic": "Biology and health sciences", "section": "Characiformes" },	"Perciformes": { "level": 4, "topic": "Biology and health sciences", "section": "Perciformes" },	"Perch": { "level": 4, "topic": "Biology and health sciences", "section": "Perciformes" },	"Plaice": { "level": 4, "topic": "Biology and health sciences", "section": "Pleuronectiformes" },	"Painted turtle": { "level": 4, "topic": "Biology and health sciences", "section": "Reptiles" },	"Plesiosaur": { "level": 4, "topic": "Biology and health sciences", "section": "Dinosaurs and prehistoric reptiles" },	"Pterosaur": { "level": 4, "topic": "Biology and health sciences", "section": "Dinosaurs and prehistoric reptiles" },	"Palaeognathae": { "level": 4, "topic": "Biology and health sciences", "section": "General articles" },	"Peregrine falcon": { "level": 4, "topic": "Biology and health sciences", "section": "Accipitriformes and Falconiformes" },	"Passenger pigeon": { "level": 4, "topic": "Biology and health sciences", "section": "Columbiformes" },	"Peafowl": { "level": 4, "topic": "Biology and health sciences", "section": "Galliformes" },	"Passerine": { "level": 4, "topic": "Biology and health sciences", "section": "Passerines" },	"Ploceidae": { "level": 4, "topic": "Biology and health sciences", "section": "Passerida" },	"Pelican": { "level": 4, "topic": "Biology and health sciences", "section": "Pelecaniformes" },	"Procellariiformes": { "level": 4, "topic": "Biology and health sciences", "section": "Procellariiformes" },	"Parrot": { "level": 4, "topic": "Biology and health sciences", "section": "Psittaciformes" },	"Penguin": { "level": 4, "topic": "Biology and health sciences", "section": "Sphenisciformes" },	"Pangolin": { "level": 4, "topic": "Biology and health sciences", "section": "Mammals" },	"Pteropus": { "level": 4, "topic": "Biology and health sciences", "section": "Bats" },	"Polar bear": { "level": 4, "topic": "Biology and health sciences", "section": "Carnivora" },	"Procyonidae": { "level": 4, "topic": "Biology and health sciences", "section": "Carnivora" },	"Porpoise": { "level": 4, "topic": "Biology and health sciences", "section": "Cetaceans" },	"Peccary": { "level": 4, "topic": "Biology and health sciences", "section": "Artiodactyla" },	"Pronghorn": { "level": 4, "topic": "Biology and health sciences", "section": "Artiodactyla" },	"Peramelemorphia": { "level": 4, "topic": "Biology and health sciences", "section": "Marsupials" },	"Platypus": { "level": 4, "topic": "Biology and health sciences", "section": "Monotremes" },	"Perissodactyla": { "level": 4, "topic": "Biology and health sciences", "section": "Perissodactyla" },	"Pinniped": { "level": 4, "topic": "Biology and health sciences", "section": "Pinnipeds" },	"Pan (genus)": { "level": 4, "topic": "Biology and health sciences", "section": "Primates" },	"Proboscidea": { "level": 4, "topic": "Biology and health sciences", "section": "Proboscidea" },	"Porcupine": { "level": 4, "topic": "Biology and health sciences", "section": "Rodents" },	"Pony": { "level": 4, "topic": "Biology and health sciences", "section": "Horses" },	"Pteridophyte": { "level": 4, "topic": "Biology and health sciences", "section": "Pteridophytes" },	"Pine": { "level": 4, "topic": "Biology and health sciences", "section": "Gymnosperms" },	"Podocarpus": { "level": 4, "topic": "Biology and health sciences", "section": "Gymnosperms" },	"Philodendron": { "level": 4, "topic": "Biology and health sciences", "section": "Alismatales" },	"Pontederia crassipes": { "level": 4, "topic": "Biology and health sciences", "section": "Commelinales" },	"Pandanus": { "level": 4, "topic": "Biology and health sciences", "section": "Pandanales" },	"Puya (plant)": { "level": 4, "topic": "Biology and health sciences", "section": "Poales" },	"Poaceae": { "level": 4, "topic": "Biology and health sciences", "section": "Poales" },	"Primulaceae": { "level": 4, "topic": "Biology and health sciences", "section": "Ericales" },	"Poinsettia": { "level": 4, "topic": "Biology and health sciences", "section": "Malpighiales" },	"Proteaceae": { "level": 4, "topic": "Biology and health sciences", "section": "Proteales" },	"Platanus": { "level": 4, "topic": "Biology and health sciences", "section": "Proteales" },	"Papaya": { "level": 4, "topic": "Biology and health sciences", "section": "Culinary fruits" },	"Peach": { "level": 4, "topic": "Biology and health sciences", "section": "Culinary fruits" },	"Pear": { "level": 4, "topic": "Biology and health sciences", "section": "Culinary fruits" },	"Pineapple": { "level": 4, "topic": "Biology and health sciences", "section": "Culinary fruits" },	"Plum": { "level": 4, "topic": "Biology and health sciences", "section": "Culinary fruits" },	"Pomegranate": { "level": 4, "topic": "Biology and health sciences", "section": "Culinary fruits" },	"Pumpkin": { "level": 4, "topic": "Biology and health sciences", "section": "Botanical fruits used as culinary vegetables" },	"Pecan": { "level": 4, "topic": "Biology and health sciences", "section": "Nuts" },	"Phaseolus vulgaris": { "level": 4, "topic": "Biology and health sciences", "section": "Pulses" },	"Pea": { "level": 4, "topic": "Biology and health sciences", "section": "Pulses" },	"Peanut": { "level": 4, "topic": "Biology and health sciences", "section": "Pulses" },	"Parsnip": { "level": 4, "topic": "Biology and health sciences", "section": "Root vegetables" },	"Parsley": { "level": 4, "topic": "Biology and health sciences", "section": "Herbs and spices" },	"Pleurotus ostreatus": { "level": 4, "topic": "Biology and health sciences", "section": "Edible fungi" },	"Plankton": { "level": 4, "topic": "Biology and health sciences", "section": "Other organisms" },	"Protist": { "level": 4, "topic": "Biology and health sciences", "section": "Other organisms" },	"Paramecium": { "level": 4, "topic": "Biology and health sciences", "section": "Other organisms" },	"Prokaryote": { "level": 4, "topic": "Biology and health sciences", "section": "Other organisms" },	"Physical fitness": { "level": 4, "topic": "Biology and health sciences", "section": "Health and fitness" },	"Personal protective equipment": { "level": 4, "topic": "Biology and health sciences", "section": "Health and fitness" },	"Polio vaccine": { "level": 4, "topic": "Biology and health sciences", "section": "Drugs and pharmacology" },	"Prescription drug": { "level": 4, "topic": "Biology and health sciences", "section": "Drugs and pharmacology" },	"Penicillin": { "level": 4, "topic": "Biology and health sciences", "section": "Drugs and pharmacology" },	"Pharmacology": { "level": 4, "topic": "Biology and health sciences", "section": "Drugs and pharmacology" },	"Pharmacokinetics": { "level": 4, "topic": "Biology and health sciences", "section": "Drugs and pharmacology" },	"Placebo": { "level": 4, "topic": "Biology and health sciences", "section": "Drugs and pharmacology" },	"Pharmacy": { "level": 4, "topic": "Biology and health sciences", "section": "Drugs and pharmacology" },	"Pharmacist": { "level": 4, "topic": "Biology and health sciences", "section": "Drugs and pharmacology" },	"Psychiatric hospital": { "level": 4, "topic": "Biology and health sciences", "section": "General concepts" },	"Physician": { "level": 4, "topic": "Biology and health sciences", "section": "General concepts" },	"Pediatrics": { "level": 4, "topic": "Biology and health sciences", "section": "Fields of medicine" },	"Psychiatry": { "level": 4, "topic": "Biology and health sciences", "section": "Fields of medicine" },	"Public health": { "level": 4, "topic": "Biology and health sciences", "section": "Fields of medicine" },	"Preventive healthcare": { "level": 4, "topic": "Biology and health sciences", "section": "Fields of medicine" },	"Pulmonology": { "level": 4, "topic": "Biology and health sciences", "section": "Fields of medicine" },	"Plastic surgery": { "level": 4, "topic": "Biology and health sciences", "section": "Medical procedures" },	"Palliative care": { "level": 4, "topic": "Biology and health sciences", "section": "Medical procedures" },	"Physical examination": { "level": 4, "topic": "Biology and health sciences", "section": "Medical procedures" },	"Pap test": { "level": 4, "topic": "Biology and health sciences", "section": "Medical procedures" },	"Pulse": { "level": 4, "topic": "Biology and health sciences", "section": "Medical procedures" },	"Physical therapy": { "level": 4, "topic": "Biology and health sciences", "section": "Medical procedures" },	"Parkinson's disease": { "level": 4, "topic": "Biology and health sciences", "section": "Non-infectious disease" },	"Pathogen": { "level": 4, "topic": "Biology and health sciences", "section": "Infectious disease" },	"Prion": { "level": 4, "topic": "Biology and health sciences", "section": "Infectious disease" },	"Polio": { "level": 4, "topic": "Biology and health sciences", "section": "Infectious disease" },	"Physical disability": { "level": 4, "topic": "Biology and health sciences", "section": "Disability" },	"Prostate cancer": { "level": 4, "topic": "Biology and health sciences", "section": "Cancer" },	"Phobia": { "level": 4, "topic": "Biology and health sciences", "section": "Mental disorder" },	"Post-traumatic stress disorder": { "level": 4, "topic": "Biology and health sciences", "section": "Mental disorder" },	"Pedophilia": { "level": 4, "topic": "Biology and health sciences", "section": "Mental disorder" },	"Personality disorder": { "level": 4, "topic": "Biology and health sciences", "section": "Mental disorder" },	"Psychopathy": { "level": 4, "topic": "Biology and health sciences", "section": "Mental disorder" },	"Poison": { "level": 4, "topic": "Biology and health sciences", "section": "Miscellaneous" },	"Psychosis": { "level": 4, "topic": "Biology and health sciences", "section": "Miscellaneous" },	"Perfume": { "level": 4, "topic": "Everyday life", "section": "Clothing and fashion" },	"Pasta": { "level": 4, "topic": "Everyday life", "section": "Food types" },	"Pastry": { "level": 4, "topic": "Everyday life", "section": "Food types" },	"Pie": { "level": 4, "topic": "Everyday life", "section": "Food types" },	"Pizza": { "level": 4, "topic": "Everyday life", "section": "Food types" },	"Porridge": { "level": 4, "topic": "Everyday life", "section": "Food types" },	"Pickling": { "level": 4, "topic": "Everyday life", "section": "Preparation and serving" },	"Pork": { "level": 4, "topic": "Everyday life", "section": "Meat and other animal products" },	"Poultry": { "level": 4, "topic": "Everyday life", "section": "Meat and other animal products" },	"Polygamy": { "level": 4, "topic": "Everyday life", "section": "Marriage and parenting" },	"Parent": { "level": 4, "topic": "Everyday life", "section": "Family members" },	"Pet": { "level": 4, "topic": "Everyday life", "section": "Family members" },	"Pillow": { "level": 4, "topic": "Everyday life", "section": "Furniture and interior design" },	"Plate (dishware)": { "level": 4, "topic": "Everyday life", "section": "Cooking and eating" },	"Promiscuity": { "level": 4, "topic": "Everyday life", "section": "Sexuality and gender" },	"Prostitution": { "level": 4, "topic": "Everyday life", "section": "Sexuality and gender" },	"Pornography": { "level": 4, "topic": "Everyday life", "section": "Sexuality and gender" },	"Party": { "level": 4, "topic": "Everyday life", "section": "Entertainment and leisure" },	"Puzzle": { "level": 4, "topic": "Everyday life", "section": "Entertainment and leisure" },	"Professional wrestling": { "level": 4, "topic": "Everyday life", "section": "Entertainment and leisure" },	"Playground": { "level": 4, "topic": "Everyday life", "section": "Recreation and tourism" },	"Pachisi": { "level": 4, "topic": "Everyday life", "section": "Games" },	"Poker": { "level": 4, "topic": "Everyday life", "section": "Games" },	"Pokémon": { "level": 4, "topic": "Everyday life", "section": "Games" },	"Pinball": { "level": 4, "topic": "Everyday life", "section": "Games" },	"Paralympic Games": { "level": 4, "topic": "Everyday life", "section": "Basics_2" },	"Premier League": { "level": 4, "topic": "Everyday life", "section": "Team sports" },	"Polo": { "level": 4, "topic": "Everyday life", "section": "Team sports" },	"Pole vault": { "level": 4, "topic": "Everyday life", "section": "Athletics" },	"Pool (cue sports)": { "level": 4, "topic": "Everyday life", "section": "Other individual sports" },	"Powerlifting": { "level": 4, "topic": "Everyday life", "section": "Other individual sports" },	"Physical geography": { "level": 4, "topic": "Geography", "section": "Basics: General" },	"Prime meridian": { "level": 4, "topic": "Geography", "section": "Earth" },	"Philippine Sea": { "level": 4, "topic": "Geography", "section": "Oceans and seas" },	"Persian Gulf": { "level": 4, "topic": "Geography", "section": "Oceans and seas" },	"Poyang Lake": { "level": 4, "topic": "Geography", "section": "Asia" },	"Pearl River": { "level": 4, "topic": "Geography", "section": "Asia_2" },	"Paraná River": { "level": 4, "topic": "Geography", "section": "South America_2" },	"Pechora (river)": { "level": 4, "topic": "Geography", "section": "Europe_2" },	"Palk Strait": { "level": 4, "topic": "Geography", "section": "Straits" },	"Panama Canal": { "level": 4, "topic": "Geography", "section": "Canals" },	"Puerto Rico": { "level": 4, "topic": "Geography", "section": "Caribbean" },	"Phuket province": { "level": 4, "topic": "Geography", "section": "Asia_3" },	"Pacific Coast Ranges": { "level": 4, "topic": "Geography", "section": "North America_5" },	"Pampas": { "level": 4, "topic": "Geography", "section": "South America_5" },	"Pyrenees": { "level": 4, "topic": "Geography", "section": "Europe_5" },	"Puncak Jaya": { "level": 4, "topic": "Geography", "section": "Oceania_5" },	"Park": { "level": 4, "topic": "Geography", "section": "Parks and preserves: General" },	"Phoenix Islands Protected Area": { "level": 4, "topic": "Geography", "section": "Oceania_6" },	"Portugal": { "level": 4, "topic": "Geography", "section": "Southern Europe" },	"Panama": { "level": 4, "topic": "Geography", "section": "Central America" },	"Palau": { "level": 4, "topic": "Geography", "section": "Micronesia" },	"Papua New Guinea": { "level": 4, "topic": "Geography", "section": "Melanesia" },	"Paraguay": { "level": 4, "topic": "Geography", "section": "South America_8" },	"Peru": { "level": 4, "topic": "Geography", "section": "South America_8" },	"Puntland": { "level": 4, "topic": "Geography", "section": "Africa_9" },	"Patagonia": { "level": 4, "topic": "Geography", "section": "Americas" },	"Pennsylvania": { "level": 4, "topic": "Geography", "section": "United States" },	"Polynesia": { "level": 4, "topic": "Geography", "section": "Oceania_8" },	"Penang": { "level": 4, "topic": "Geography", "section": "Asia_9" },	"Punjab": { "level": 4, "topic": "Geography", "section": "Asia_9" },	"Papua (province)": { "level": 4, "topic": "Geography", "section": "Indonesia" },	"Provence": { "level": 4, "topic": "Geography", "section": "France" },	"Port Harcourt": { "level": 4, "topic": "Geography", "section": "Nigeria" },	"Pretoria": { "level": 4, "topic": "Geography", "section": "South Africa" },	"Pyongyang": { "level": 4, "topic": "Geography", "section": "North Korea" },	"Prayagraj": { "level": 4, "topic": "Geography", "section": "North India" },	"Pune": { "level": 4, "topic": "Geography", "section": "West India" },	"Patna": { "level": 4, "topic": "Geography", "section": "East India" },	"Peshawar": { "level": 4, "topic": "Geography", "section": "Pakistan_2" },	"Phnom Penh": { "level": 4, "topic": "Geography", "section": "Cambodia" },	"Palembang": { "level": 4, "topic": "Geography", "section": "Indonesia_2" },	"Padang": { "level": 4, "topic": "Geography", "section": "Indonesia_2" },	"Palermo": { "level": 4, "topic": "Geography", "section": "Italy_2" },	"Porto": { "level": 4, "topic": "Geography", "section": "Portugal" },	"Prague": { "level": 4, "topic": "Geography", "section": "Czech Republic" },	"Poznań": { "level": 4, "topic": "Geography", "section": "Poland" },	"Philadelphia": { "level": 4, "topic": "Geography", "section": "Northeast" },	"Pittsburgh": { "level": 4, "topic": "Geography", "section": "Northeast" },	"Phoenix, Arizona": { "level": 4, "topic": "Geography", "section": "West" },	"Puebla (city)": { "level": 4, "topic": "Geography", "section": "Mexico" },	"Port-au-Prince": { "level": 4, "topic": "Geography", "section": "Haiti" },	"Panama City": { "level": 4, "topic": "Geography", "section": "Panama" },	"Perth": { "level": 4, "topic": "Geography", "section": "Australia" },	"Porto Alegre": { "level": 4, "topic": "Geography", "section": "Brazil" },	"Paleolithic": { "level": 4, "topic": "History", "section": "Prehistory" },	"Prehistoric Egypt": { "level": 4, "topic": "History", "section": "Prehistory" },	"Proto-Indo-Europeans": { "level": 4, "topic": "History", "section": "Prehistory" },	"Ptolemaic Kingdom": { "level": 4, "topic": "History", "section": "Africa_2" },	"Pharaoh": { "level": 4, "topic": "History", "section": "Africa_2" },	"Punic Wars": { "level": 4, "topic": "History", "section": "Africa_2" },	"Paleo-Indians": { "level": 4, "topic": "History", "section": "Americas_2" },	"Peopling of the Americas": { "level": 4, "topic": "History", "section": "Americas_2" },	"Parthian Empire": { "level": 4, "topic": "History", "section": "Central Asia, Iran, Caucasus" },	"Pyu city-states": { "level": 4, "topic": "History", "section": "Southeast Asia" },	"Phrygia": { "level": 4, "topic": "History", "section": "West Asia" },	"Peloponnesian War": { "level": 4, "topic": "History", "section": "Europe_2" },	"Pagan Kingdom": { "level": 4, "topic": "History", "section": "Southeast Asia_2" },	"Pannonian Avars": { "level": 4, "topic": "History", "section": "Eastern Europe and Central" },	"Principality of Moscow": { "level": 4, "topic": "History", "section": "Eastern Europe and Central" },	"Polish–Lithuanian–Teutonic War": { "level": 4, "topic": "History", "section": "Eastern Europe and Central" },	"Papal States": { "level": 4, "topic": "History", "section": "Italy" },	"Portuguese Empire": { "level": 4, "topic": "History", "section": "Colonial empires" },	"Peace of Westphalia": { "level": 4, "topic": "History", "section": "Basics_3" },	"Polish–Lithuanian Commonwealth": { "level": 4, "topic": "History", "section": "Eastern Europe and Central_2" },	"Partitions of Poland": { "level": 4, "topic": "History", "section": "Eastern Europe and Central_2" },	"Polish–Russian War (1609–1618)": { "level": 4, "topic": "History", "section": "Eastern Europe and Central_2" },	"Prussia": { "level": 4, "topic": "History", "section": "Western Europe_2" },	"Puritans": { "level": 4, "topic": "History", "section": "Western Europe_2" },	"Post–World War II economic expansion": { "level": 4, "topic": "History", "section": "Modern: General" },	"Pacific War": { "level": 4, "topic": "History", "section": "World War II" },	"Paraguayan War": { "level": 4, "topic": "History", "section": "South America" },	"Persian Constitutional Revolution": { "level": 4, "topic": "History", "section": "Central Asia and Iran_2" },	"Philippine–American War": { "level": 4, "topic": "History", "section": "Southeast Asia_4" },	"Philippine Revolution": { "level": 4, "topic": "History", "section": "Southeast Asia_4" },	"Partition of India": { "level": 4, "topic": "History", "section": "South Asia_4" },	"Polish–Soviet War": { "level": 4, "topic": "History", "section": "Eastern Europe" },	"Prague Spring": { "level": 4, "topic": "History", "section": "Eastern Europe" },	"Population transfer in the Soviet Union": { "level": 4, "topic": "History", "section": "Eastern Europe" },	"Paris Commune": { "level": 4, "topic": "History", "section": "Western Europe_3" },	"Palmyra": { "level": 4, "topic": "History", "section": "Asia_6" },	"Persepolis": { "level": 4, "topic": "History", "section": "Asia_6" },	"Petra": { "level": 4, "topic": "History", "section": "Asia_6" },	"Pompeii": { "level": 4, "topic": "History", "section": "Europe_6" },	"Palaeography": { "level": 4, "topic": "History", "section": "Auxiliary historical sciences" },	"Percentage": { "level": 4, "topic": "Mathematics", "section": "Basics" },	"Parity (mathematics)": { "level": 4, "topic": "Mathematics", "section": "Basics" },	"Positional notation": { "level": 4, "topic": "Mathematics", "section": "Basics" },	"Parametric equation": { "level": 4, "topic": "Mathematics", "section": "Basics" },	"Polynomial": { "level": 4, "topic": "Mathematics", "section": "Basics" },	"Polar coordinate system": { "level": 4, "topic": "Mathematics", "section": "Geometry" },	"Point (geometry)": { "level": 4, "topic": "Mathematics", "section": "Geometry" },	"Plane (mathematics)": { "level": 4, "topic": "Mathematics", "section": "Geometry" },	"Parabola": { "level": 4, "topic": "Mathematics", "section": "Geometry" },	"Polyhedron": { "level": 4, "topic": "Mathematics", "section": "Geometry" },	"Poincaré conjecture": { "level": 4, "topic": "Mathematics", "section": "Geometry" },	"Pythagorean theorem": { "level": 4, "topic": "Mathematics", "section": "Geometry" },	"P-value": { "level": 4, "topic": "Mathematics", "section": "Statistics and probability" },	"Probability theory": { "level": 4, "topic": "Mathematics", "section": "Statistics and probability" },	"Probability density function": { "level": 4, "topic": "Mathematics", "section": "Statistics and probability" },	"Probability distribution": { "level": 4, "topic": "Mathematics", "section": "Statistics and probability" },	"Poisson distribution": { "level": 4, "topic": "Mathematics", "section": "Statistics and probability" },	"Propositional calculus": { "level": 4, "topic": "Mathematics", "section": "Discrete mathematics" },	"Permutation": { "level": 4, "topic": "Mathematics", "section": "Discrete mathematics" },	"P versus NP problem": { "level": 4, "topic": "Mathematics", "section": "Discrete mathematics" },	"Partial derivative": { "level": 4, "topic": "Mathematics", "section": "Calculus and analysis" },	"Partial differential equation": { "level": 4, "topic": "Mathematics", "section": "Calculus and analysis" },	"Prime number theorem": { "level": 4, "topic": "Mathematics", "section": "Other" },	"Pure mathematics": { "level": 4, "topic": "Mathematics", "section": "Other" },	"Peter O'Toole": { "level": 4, "topic": "People", "section": "Actors" },	"Pieter Bruegel the Elder": { "level": 4, "topic": "People", "section": "Renaissance to early modern" },	"Peter Paul Rubens": { "level": 4, "topic": "People", "section": "Renaissance to early modern" },	"Paul Cézanne": { "level": 4, "topic": "People", "section": "Modern (painters)" },	"Paul Gauguin": { "level": 4, "topic": "People", "section": "Modern (painters)" },	"Paul Klee": { "level": 4, "topic": "People", "section": "Modern (painters)" },	"Piet Mondrian": { "level": 4, "topic": "People", "section": "Modern (painters)" },	"Pierre-Auguste Renoir": { "level": 4, "topic": "People", "section": "Modern (painters)" },	"Phidias": { "level": 4, "topic": "People", "section": "Sculptors" },	"Philip Johnson": { "level": 4, "topic": "People", "section": "Architects" },	"Plautus": { "level": 4, "topic": "People", "section": "Europe" },	"Petrarch": { "level": 4, "topic": "People", "section": "Europe_2" },	"Pedro Calderón de la Barca": { "level": 4, "topic": "People", "section": "Europe_3" },	"Pierre Corneille": { "level": 4, "topic": "People", "section": "Europe_3" },	"Pablo Neruda": { "level": 4, "topic": "People", "section": "Latin America" },	"Percy Bysshe Shelley": { "level": 4, "topic": "People", "section": "UK and Ireland" },	"Premchand": { "level": 4, "topic": "People", "section": "Asia_4" },	"Patrick White": { "level": 4, "topic": "People", "section": "Oceania" },	"Pyotr Ilyich Tchaikovsky": { "level": 4, "topic": "People", "section": "Romantic" },	"Pierre Boulez": { "level": 4, "topic": "People", "section": "Avant-garde/postmodern" },	"Philip Glass": { "level": 4, "topic": "People", "section": "Avant-garde/postmodern" },	"Pablo Casals": { "level": 4, "topic": "People", "section": "Cellists" },	"Plácido Domingo": { "level": 4, "topic": "People", "section": "Singers" },	"Prince (musician)": { "level": 4, "topic": "People", "section": "Funk" },	"Paco de Lucía": { "level": 4, "topic": "People", "section": "Flamenco" },	"Pink Floyd": { "level": 4, "topic": "People", "section": "Rock" },	"P. T. Barnum": { "level": 4, "topic": "People", "section": "Businesspeople" },	"Pablo Escobar": { "level": 4, "topic": "People", "section": "Businesspeople" },	"Pedro Álvares Cabral": { "level": 4, "topic": "People", "section": "Early modern_2" },	"Plotinus": { "level": 4, "topic": "People", "section": "Ancient_3" },	"Peter Abelard": { "level": 4, "topic": "People", "section": "Post-classical_4" },	"Plutarch": { "level": 4, "topic": "People", "section": "Ancient_4" },	"Pāṇini": { "level": 4, "topic": "People", "section": "Ancient_5" },	"Pierre Bourdieu": { "level": 4, "topic": "People", "section": "Modern_5" },	"Peter Kropotkin": { "level": 4, "topic": "People", "section": "Modern_5" },	"Pierre-Joseph Proudhon": { "level": 4, "topic": "People", "section": "Modern_5" },	"Paul Samuelson": { "level": 4, "topic": "People", "section": "Modern_5" },	"Patanjali": { "level": 4, "topic": "People", "section": "Ancient_6" },	"Paramahansa Yogananda": { "level": 4, "topic": "People", "section": "Modern_6" },	"Padmasambhava": { "level": 4, "topic": "People", "section": "Buddhism" },	"Pope Gregory I": { "level": 4, "topic": "People", "section": "Popes" },	"Pope Leo I": { "level": 4, "topic": "People", "section": "Popes" },	"Pope John XXIII": { "level": 4, "topic": "People", "section": "Popes" },	"Pope John Paul II": { "level": 4, "topic": "People", "section": "Popes" },	"Pope Pius IX": { "level": 4, "topic": "People", "section": "Popes" },	"Patriarch Nikon of Moscow": { "level": 4, "topic": "People", "section": "Orthodox Church" },	"Philip Melanchthon": { "level": 4, "topic": "People", "section": "Protestantism" },	"Ptolemy I Soter": { "level": 4, "topic": "People", "section": "Egypt" },	"Puduḫepa": { "level": 4, "topic": "People", "section": "Western Asia" },	"Pyrrhus of Epirus": { "level": 4, "topic": "People", "section": "Eastern Europe" },	"Pericles": { "level": 4, "topic": "People", "section": "Greece" },	"Philip II of Macedon": { "level": 4, "topic": "People", "section": "Macedonia" },	"Pachacuti": { "level": 4, "topic": "People", "section": "Americas_2" },	"Prithviraj Chauhan": { "level": 4, "topic": "People", "section": "Southern Asia_2" },	"Philip II of France": { "level": 4, "topic": "People", "section": "France" },	"Philip IV of France": { "level": 4, "topic": "People", "section": "France" },	"Pope Alexander VI": { "level": 4, "topic": "People", "section": "Papal States" },	"Pope Boniface VIII": { "level": 4, "topic": "People", "section": "Papal States" },	"Pope Gregory VII": { "level": 4, "topic": "People", "section": "Papal States" },	"Pope Innocent III": { "level": 4, "topic": "People", "section": "Papal States" },	"Pope Urban II": { "level": 4, "topic": "People", "section": "Papal States" },	"Prince Henry the Navigator": { "level": 4, "topic": "People", "section": "Spain and Portugal" },	"Prithvi Narayan Shah": { "level": 4, "topic": "People", "section": "Southern Asia_3" },	"Peter the Great": { "level": 4, "topic": "People", "section": "Russia_3" },	"Pope Julius II": { "level": 4, "topic": "People", "section": "Southern Europe" },	"Philip II of Spain": { "level": 4, "topic": "People", "section": "Southern Europe" },	"Philip V of Spain": { "level": 4, "topic": "People", "section": "Southern Europe" },	"Patrice Lumumba": { "level": 4, "topic": "People", "section": "Southern and Central Africa" },	"Pedro I of Brazil": { "level": 4, "topic": "People", "section": "Brazil" },	"Pedro II of Brazil": { "level": 4, "topic": "People", "section": "Brazil" },	"Porfirio Díaz": { "level": 4, "topic": "People", "section": "Mexico" },	"Pierre Trudeau": { "level": 4, "topic": "People", "section": "Canada" },	"Puyi": { "level": 4, "topic": "People", "section": "China_3" },	"Park Chung Hee": { "level": 4, "topic": "People", "section": "Korea" },	"Pol Pot": { "level": 4, "topic": "People", "section": "Southeastern Asia_3" },	"Pompey": { "level": 4, "topic": "People", "section": "Ancient_8" },	"Prince Eugene of Savoy": { "level": 4, "topic": "People", "section": "Early modern_7" },	"Paul von Hindenburg": { "level": 4, "topic": "People", "section": "Modern_8" },	"Pancho Villa": { "level": 4, "topic": "People", "section": "Americas_5" },	"Pliny the Elder": { "level": 4, "topic": "People", "section": "Ancient history" },	"Ptolemy": { "level": 4, "topic": "People", "section": "Ancient history" },	"Pythagoras": { "level": 4, "topic": "People", "section": "Ancient history" },	"Pierre Curie": { "level": 4, "topic": "People", "section": "Modern_10" },	"Paul Dirac": { "level": 4, "topic": "People", "section": "Modern_10" },	"Peter Debye": { "level": 4, "topic": "People", "section": "Chemistry" },	"Paracelsus": { "level": 4, "topic": "People", "section": "Medicine" },	"Philo Farnsworth": { "level": 4, "topic": "People", "section": "Inventors and engineers" },	"Pierre de Fermat": { "level": 4, "topic": "People", "section": "Early modern_10" },	"Peter Gustav Lejeune Dirichlet": { "level": 4, "topic": "People", "section": "Modern_11" },	"Pierre-Simon Laplace": { "level": 4, "topic": "People", "section": "Modern_11" },	"Pierre de Coubertin": { "level": 4, "topic": "People", "section": "Athletics" },	"Paavo Nurmi": { "level": 4, "topic": "People", "section": "Athletics" },	"Pelé": { "level": 4, "topic": "People", "section": "Association football" },	"Phenomenology (philosophy)": { "level": 4, "topic": "Philosophy and religion", "section": "Philosophical schools and traditions" },	"Positivism": { "level": 4, "topic": "Philosophy and religion", "section": "Philosophical schools and traditions" },	"Pragmatism": { "level": 4, "topic": "Philosophy and religion", "section": "Philosophical schools and traditions" },	"Plagiarism": { "level": 4, "topic": "Philosophy and religion", "section": "Concepts" },	"Paradox": { "level": 4, "topic": "Philosophy and religion", "section": "Logic" },	"Paradigm": { "level": 4, "topic": "Philosophy and religion", "section": "Philosophy of science" },	"Pseudoscience": { "level": 4, "topic": "Philosophy and religion", "section": "Philosophy of science" },	"Parapsychology": { "level": 4, "topic": "Philosophy and religion", "section": "Philosophy of science" },	"Philosophy of language": { "level": 4, "topic": "Philosophy and religion", "section": "Other branches of philosophy" },	"Philosophy of mathematics": { "level": 4, "topic": "Philosophy and religion", "section": "Other branches of philosophy" },	"Philosophy of mind": { "level": 4, "topic": "Philosophy and religion", "section": "Other branches of philosophy" },	"Philosophy of religion": { "level": 4, "topic": "Philosophy and religion", "section": "Other branches of philosophy" },	"Political philosophy": { "level": 4, "topic": "Philosophy and religion", "section": "Other branches of philosophy" },	"Pilgrimage": { "level": 4, "topic": "Philosophy and religion", "section": "Practices" },	"Prophecy": { "level": 4, "topic": "Philosophy and religion", "section": "Practices" },	"Priest": { "level": 4, "topic": "Philosophy and religion", "section": "Institutions" },	"Paganism": { "level": 4, "topic": "Philosophy and religion", "section": "Theistic philosophies" },	"Panentheism": { "level": 4, "topic": "Philosophy and religion", "section": "Theistic philosophies" },	"Pantheism": { "level": 4, "topic": "Philosophy and religion", "section": "Theistic philosophies" },	"Polytheism": { "level": 4, "topic": "Philosophy and religion", "section": "Theistic philosophies" },	"Predestination": { "level": 4, "topic": "Philosophy and religion", "section": "Common concepts" },	"Pentecostalism": { "level": 4, "topic": "Philosophy and religion", "section": "Branches" },	"Pope": { "level": 4, "topic": "Philosophy and religion", "section": "Concepts_4" },	"Purgatory": { "level": 4, "topic": "Philosophy and religion", "section": "Concepts_4" },	"Pali Canon": { "level": 4, "topic": "Philosophy and religion", "section": "Buddhism" },	"Prehistoric religion": { "level": 4, "topic": "Philosophy and religion", "section": "Ancient religions" },	"Paradise": { "level": 4, "topic": "Philosophy and religion", "section": "Mythology: General" },	"Persian mythology": { "level": 4, "topic": "Philosophy and religion", "section": "By culture" },	"Perseus": { "level": 4, "topic": "Philosophy and religion", "section": "Greek mythological heroes" },	"Poseidon": { "level": 4, "topic": "Philosophy and religion", "section": "Greek deities" },	"Personifications of death": { "level": 4, "topic": "Philosophy and religion", "section": "Mythological creatures" },	"Pegasus": { "level": 4, "topic": "Philosophy and religion", "section": "Mythological creatures" },	"Phoenix (mythology)": { "level": 4, "topic": "Philosophy and religion", "section": "Mythological creatures" },	"Planck units": { "level": 4, "topic": "Physical sciences", "section": "Measurement: General" },	"Parsec": { "level": 4, "topic": "Physical sciences", "section": "Length and distance" },	"Pascal (unit)": { "level": 4, "topic": "Physical sciences", "section": "Energy, force and pressure" },	"Pound (mass)": { "level": 4, "topic": "Physical sciences", "section": "Mass" },	"Pluto": { "level": 4, "topic": "Physical sciences", "section": "Solar System" },	"Polaris": { "level": 4, "topic": "Physical sciences", "section": "Notable stars" },	"Procyon": { "level": 4, "topic": "Physical sciences", "section": "Notable stars" },	"Pinwheel Galaxy": { "level": 4, "topic": "Physical sciences", "section": "Notable galaxies" },	"Pleiades": { "level": 4, "topic": "Physical sciences", "section": "Other notable objects" },	"Parallax": { "level": 4, "topic": "Physical sciences", "section": "Astrometry" },	"Photometry (astronomy)": { "level": 4, "topic": "Physical sciences", "section": "Astrometry" },	"Pulsar": { "level": 4, "topic": "Physical sciences", "section": "Stellar astronomy" },	"Planetary system": { "level": 4, "topic": "Physical sciences", "section": "Stellar astronomy" },	"Planetary nebula": { "level": 4, "topic": "Physical sciences", "section": "Stellar astronomy" },	"Protostar": { "level": 4, "topic": "Physical sciences", "section": "Stellar astronomy" },	"Phase diagram": { "level": 4, "topic": "Physical sciences", "section": "Chemistry: General" },	"Photochemistry": { "level": 4, "topic": "Physical sciences", "section": "Chemistry: General" },	"Polymer chemistry": { "level": 4, "topic": "Physical sciences", "section": "Chemistry: General" },	"Polymer": { "level": 4, "topic": "Physical sciences", "section": "Chemistry: General" },	"PH": { "level": 4, "topic": "Physical sciences", "section": "Chemistry: General" },	"Potassium": { "level": 4, "topic": "Physical sciences", "section": "Chemical elements_2" },	"Palladium": { "level": 4, "topic": "Physical sciences", "section": "Chemical elements_2" },	"Praseodymium": { "level": 4, "topic": "Physical sciences", "section": "Chemical elements_2" },	"Promethium": { "level": 4, "topic": "Physical sciences", "section": "Chemical elements_2" },	"Platinum": { "level": 4, "topic": "Physical sciences", "section": "Chemical elements_2" },	"Polonium": { "level": 4, "topic": "Physical sciences", "section": "Chemical elements_2" },	"Protactinium": { "level": 4, "topic": "Physical sciences", "section": "Chemical elements_2" },	"Plutonium": { "level": 4, "topic": "Physical sciences", "section": "Chemical elements_2" },	"Properties of water": { "level": 4, "topic": "Physical sciences", "section": "Inorganic compounds" },	"Phosphoric acid": { "level": 4, "topic": "Physical sciences", "section": "Inorganic compounds" },	"Potassium hydroxide": { "level": 4, "topic": "Physical sciences", "section": "Inorganic compounds" },	"Polyvinyl chloride": { "level": 4, "topic": "Physical sciences", "section": "Salts" },	"Potassium nitrate": { "level": 4, "topic": "Physical sciences", "section": "Salts" },	"Polyester": { "level": 4, "topic": "Physical sciences", "section": "Carbon–oxygen bond" },	"Phenol": { "level": 4, "topic": "Physical sciences", "section": "Carbon–oxygen bond" },	"Propane": { "level": 4, "topic": "Physical sciences", "section": "Hydrocarbons" },	"Polyethylene": { "level": 4, "topic": "Physical sciences", "section": "Hydrocarbons" },	"Propylene": { "level": 4, "topic": "Physical sciences", "section": "Hydrocarbons" },	"Polypropylene": { "level": 4, "topic": "Physical sciences", "section": "Hydrocarbons" },	"Pyroxene": { "level": 4, "topic": "Physical sciences", "section": "Mineralogy" },	"Pearl": { "level": 4, "topic": "Physical sciences", "section": "Organic gemstones" },	"Petrology": { "level": 4, "topic": "Physical sciences", "section": "Petrology" },	"Plateau": { "level": 4, "topic": "Physical sciences", "section": "Landforms" },	"Plain": { "level": 4, "topic": "Physical sciences", "section": "Landforms" },	"Peninsula": { "level": 4, "topic": "Physical sciences", "section": "Oceanic and coastal landforms" },	"Polder": { "level": 4, "topic": "Physical sciences", "section": "Artificial landforms" },	"Permian–Triassic extinction event": { "level": 4, "topic": "Physical sciences", "section": "Geological history" },	"Pangaea": { "level": 4, "topic": "Physical sciences", "section": "Geological history" },	"Precambrian": { "level": 4, "topic": "Physical sciences", "section": "Geological periods" },	"Phanerozoic": { "level": 4, "topic": "Physical sciences", "section": "Geological periods" },	"Paleozoic": { "level": 4, "topic": "Physical sciences", "section": "Geological periods" },	"Permian": { "level": 4, "topic": "Physical sciences", "section": "Geological periods" },	"Paleogene": { "level": 4, "topic": "Physical sciences", "section": "Geological periods" },	"Prairie": { "level": 4, "topic": "Physical sciences", "section": "Grasslands" },	"Peat": { "level": 4, "topic": "Physical sciences", "section": "Pedology" },	"Pedosphere": { "level": 4, "topic": "Physical sciences", "section": "Pedology" },	"Precipitation": { "level": 4, "topic": "Physical sciences", "section": "Precipitation" },	"Polar vortex": { "level": 4, "topic": "Physical sciences", "section": "Atmospheric circulation" },	"Permafrost": { "level": 4, "topic": "Physical sciences", "section": "Glaciology" },	"Pond": { "level": 4, "topic": "Physical sciences", "section": "Hydrology" },	"Polarization (waves)": { "level": 4, "topic": "Physical sciences", "section": "Optics" },	"Primary color": { "level": 4, "topic": "Physical sciences", "section": "Basics_7" },	"Pink": { "level": 4, "topic": "Physical sciences", "section": "Color terms" },	"Purple": { "level": 4, "topic": "Physical sciences", "section": "Color terms" },	"Plasma (physics)": { "level": 4, "topic": "Physical sciences", "section": "States of matter" },	"Phase transition": { "level": 4, "topic": "Physical sciences", "section": "Phase transitions" },	"Phase (matter)": { "level": 4, "topic": "Physical sciences", "section": "Phase transitions" },	"Photoelectric effect": { "level": 4, "topic": "Physical sciences", "section": "Basics_9" },	"Pauli exclusion principle": { "level": 4, "topic": "Physical sciences", "section": "Quantum mechanics" },	"Potential energy": { "level": 4, "topic": "Physical sciences", "section": "Classical mechanics" },	"Power (physics)": { "level": 4, "topic": "Physical sciences", "section": "Classical mechanics" },	"Plasticity (physics)": { "level": 4, "topic": "Physical sciences", "section": "Solid mechanics" },	"Physics beyond the Standard Model": { "level": 4, "topic": "Physical sciences", "section": "Particle physics: General" },	"Particle": { "level": 4, "topic": "Physical sciences", "section": "Particle physics: General" },	"Particle accelerator": { "level": 4, "topic": "Physical sciences", "section": "Particle physics: General" },	"Particle detector": { "level": 4, "topic": "Physical sciences", "section": "Particle physics: General" },	"Positron": { "level": 4, "topic": "Physical sciences", "section": "Antimatter" },	"Principle of relativity": { "level": 4, "topic": "Physical sciences", "section": "Theory of relativity" },	"Pressure": { "level": 4, "topic": "Physical sciences", "section": "Thermodynamics" },	"Partnership": { "level": 4, "topic": "Society and social sciences", "section": "Business and economics: General" },	"Perfect competition": { "level": 4, "topic": "Society and social sciences", "section": "Business and economics: General" },	"Productivity": { "level": 4, "topic": "Society and social sciences", "section": "Business and economics: General" },	"Property tax": { "level": 4, "topic": "Society and social sciences", "section": "Business and economics: General" },	"Protectionism": { "level": 4, "topic": "Society and social sciences", "section": "Business and economics: General" },	"Pound sterling": { "level": 4, "topic": "Society and social sciences", "section": "Specific currencies" },	"Pension": { "level": 4, "topic": "Society and social sciences", "section": "Employment" },	"Pentecost": { "level": 4, "topic": "Society and social sciences", "section": "Festivals, holidays, and observances" },	"Passover": { "level": 4, "topic": "Society and social sciences", "section": "Festivals, holidays, and observances" },	"Primary education": { "level": 4, "topic": "Society and social sciences", "section": "Education: General" },	"Princeton University": { "level": 4, "topic": "Society and social sciences", "section": "United States" },	"Peking University": { "level": 4, "topic": "Society and social sciences", "section": "Asia" },	"Phrase": { "level": 4, "topic": "Society and social sciences", "section": "Basics_2" },	"Proverb": { "level": 4, "topic": "Society and social sciences", "section": "Basics_2" },	"Pronoun": { "level": 4, "topic": "Society and social sciences", "section": "Basics_2" },	"Phonetics": { "level": 4, "topic": "Society and social sciences", "section": "Basics_2" },	"Prosody (linguistics)": { "level": 4, "topic": "Society and social sciences", "section": "Basics_2" },	"Phonology": { "level": 4, "topic": "Society and social sciences", "section": "Basics_2" },	"Phoneme": { "level": 4, "topic": "Society and social sciences", "section": "Basics_2" },	"Profanity": { "level": 4, "topic": "Society and social sciences", "section": "Basics_2" },	"Pragmatics": { "level": 4, "topic": "Society and social sciences", "section": "Basics_2" },	"Phoenician alphabet": { "level": 4, "topic": "Society and social sciences", "section": "Alphabets and writing systems" },	"Polish language": { "level": 4, "topic": "Society and social sciences", "section": "Slavic languages" },	"Pashto": { "level": 4, "topic": "Society and social sciences", "section": "Iranian languages" },	"Persian language": { "level": 4, "topic": "Society and social sciences", "section": "Iranian languages" },	"Pali": { "level": 4, "topic": "Society and social sciences", "section": "Indo-Aryan languages" },	"Punjabi language": { "level": 4, "topic": "Society and social sciences", "section": "Indo-Aryan languages" },	"Presumption of innocence": { "level": 4, "topic": "Society and social sciences", "section": "Basics_3" },	"Piracy": { "level": 4, "topic": "Society and social sciences", "section": "Crime" },	"Patent": { "level": 4, "topic": "Society and social sciences", "section": "Subjects" },	"Precedent": { "level": 4, "topic": "Society and social sciences", "section": "Subjects" },	"Property law": { "level": 4, "topic": "Society and social sciences", "section": "Subjects" },	"Photojournalism": { "level": 4, "topic": "Society and social sciences", "section": "Mass media: General" },	"Propaganda": { "level": 4, "topic": "Society and social sciences", "section": "Mass media: General" },	"Public relations": { "level": 4, "topic": "Society and social sciences", "section": "Mass media: General" },	"Playboy": { "level": 4, "topic": "Society and social sciences", "section": "Magazines" },	"Political campaign": { "level": 4, "topic": "Society and social sciences", "section": "Politics" },	"Parliament": { "level": 4, "topic": "Society and social sciences", "section": "State structure and administration" },	"Public policy": { "level": 4, "topic": "Society and social sciences", "section": "State structure and administration" },	"Public administration": { "level": 4, "topic": "Society and social sciences", "section": "State structure and administration" },	"Political spectrum": { "level": 4, "topic": "Society and social sciences", "section": "Ideology and political theory" },	"Patriotism": { "level": 4, "topic": "Society and social sciences", "section": "Ideology and political theory" },	"Populism": { "level": 4, "topic": "Society and social sciences", "section": "Ideology and political theory" },	"Personality psychology": { "level": 4, "topic": "Society and social sciences", "section": "Basics_4" },	"Psychology of religion": { "level": 4, "topic": "Society and social sciences", "section": "Basics_4" },	"Psychotherapy": { "level": 4, "topic": "Society and social sciences", "section": "Basics_4" },	"Psychoanalysis": { "level": 4, "topic": "Society and social sciences", "section": "Psychology schools" },	"Prejudice": { "level": 4, "topic": "Society and social sciences", "section": "Interpersonal relations" },	"Punishment": { "level": 4, "topic": "Society and social sciences", "section": "Interpersonal relations" },	"Pleasure": { "level": 4, "topic": "Society and social sciences", "section": "Emotions and traits" },	"Perception": { "level": 4, "topic": "Society and social sciences", "section": "Concepts" },	"Public": { "level": 4, "topic": "Society and social sciences", "section": "Basics_5" },	"Prison": { "level": 4, "topic": "Society and social sciences", "section": "Services and institutions" },	"Pacifism": { "level": 4, "topic": "Society and social sciences", "section": "Issues" },	"Population ageing": { "level": 4, "topic": "Society and social sciences", "section": "Issues" },	"Political freedom": { "level": 4, "topic": "Society and social sciences", "section": "Social status" },	"Peasant": { "level": 4, "topic": "Society and social sciences", "section": "Social classes" },	"Peer pressure": { "level": 4, "topic": "Society and social sciences", "section": "Sociology" },	"Prisoner of war": { "level": 4, "topic": "Society and social sciences", "section": "Basics_6" },	"Peacekeeping": { "level": 4, "topic": "Society and social sciences", "section": "Military operations" },	"Plant breeding": { "level": 4, "topic": "Technology", "section": "Basics_2" },	"Pesticide": { "level": 4, "topic": "Technology", "section": "Horticultural techniques" },	"Polymerase chain reaction": { "level": 4, "topic": "Technology", "section": "Biotechnology" },	"Parallel computing": { "level": 4, "topic": "Technology", "section": "Computer science" },	"Pixel": { "level": 4, "topic": "Technology", "section": "Computer science" },	"Personal computer": { "level": 4, "topic": "Technology", "section": "Computer hardware" },	"Punched card": { "level": 4, "topic": "Technology", "section": "Data storage" },	"Programming language": { "level": 4, "topic": "Technology", "section": "Programming" },	"Programming paradigm": { "level": 4, "topic": "Technology", "section": "Programming" },	"Power supply": { "level": 4, "topic": "Technology", "section": "Components" },	"Printed circuit board": { "level": 4, "topic": "Technology", "section": "Components" },	"Power station": { "level": 4, "topic": "Technology", "section": "Electricity generation and distribution" },	"Pasteurization": { "level": 4, "topic": "Technology", "section": "Food, water and health" },	"Plumbing": { "level": 4, "topic": "Technology", "section": "Food, water and health" },	"Pumping station": { "level": 4, "topic": "Technology", "section": "Food, water and health" },	"Parchment": { "level": 4, "topic": "Technology", "section": "Material and chemical" },	"Papyrus": { "level": 4, "topic": "Technology", "section": "Material and chemical" },	"Petrochemical": { "level": 4, "topic": "Technology", "section": "Material and chemical" },	"Porcelain": { "level": 4, "topic": "Technology", "section": "Material and chemical" },	"Pier": { "level": 4, "topic": "Technology", "section": "Coastal infrastructure" },	"Port": { "level": 4, "topic": "Technology", "section": "Coastal infrastructure" },	"Pagoda": { "level": 4, "topic": "Technology", "section": "Ceremonial buildings" },	"Pyramid": { "level": 4, "topic": "Technology", "section": "Ceremonial buildings" },	"Palace": { "level": 4, "topic": "Technology", "section": "Residential and housing units" },	"Pulley": { "level": 4, "topic": "Technology", "section": "Basics_8" },	"Pipe (fluid conveyance)": { "level": 4, "topic": "Technology", "section": "Components_2" },	"Photometer": { "level": 4, "topic": "Technology", "section": "Measuring instruments" },	"Paint": { "level": 4, "topic": "Technology", "section": "Artist's tools" },	"Pastel": { "level": 4, "topic": "Technology", "section": "Artist's tools" },	"Pencil": { "level": 4, "topic": "Technology", "section": "Artist's tools" },	"Pigment": { "level": 4, "topic": "Technology", "section": "Artist's tools" },	"Pen": { "level": 4, "topic": "Technology", "section": "Artist's tools" },	"Plane (tool)": { "level": 4, "topic": "Technology", "section": "Hand tools" },	"Plough": { "level": 4, "topic": "Technology", "section": "Agricultural tools" },	"Potter's wheel": { "level": 4, "topic": "Technology", "section": "Industrial machinery" },	"Postage stamp": { "level": 4, "topic": "Technology", "section": "Media and communication" },	"Photocopier": { "level": 4, "topic": "Technology", "section": "Media and communication" },	"Printer (computing)": { "level": 4, "topic": "Technology", "section": "Media and communication" },	"Printing press": { "level": 4, "topic": "Technology", "section": "Media and communication" },	"Prosthesis": { "level": 4, "topic": "Technology", "section": "Devices" },	"Plate armour": { "level": 4, "topic": "Technology", "section": "Armour" },	"Pendulum": { "level": 4, "topic": "Technology", "section": "Timekeeping" },	"Polarizer": { "level": 4, "topic": "Technology", "section": "Optics" },	"Prism (optics)": { "level": 4, "topic": "Technology", "section": "Optics" },	"Photographic film": { "level": 4, "topic": "Technology", "section": "Optical instruments" },	"Public transport": { "level": 4, "topic": "Technology", "section": "Basics_11" },	"Passport": { "level": 4, "topic": "Technology", "section": "Basics_11" },	"Parking": { "level": 4, "topic": "Technology", "section": "Road transport" },	"Parachute": { "level": 4, "topic": "Technology", "section": "Aviation" },	"Passenger ship": { "level": 4, "topic": "Technology", "section": "Maritime transport" },	"Pipeline": { "level": 4, "topic": "Technology", "section": "Other" },	"Portuguese architecture": { "level": 5, "topic": "Arts", "section": "By geographic location" },	"Palladian architecture": { "level": 5, "topic": "Arts", "section": "Renaissance and early modern era" },	"Pyramid of Djoser": { "level": 5, "topic": "Arts", "section": "Africa" },	"Parliament Hill": { "level": 5, "topic": "Arts", "section": "Americas" },	"Pyramid of the Sun": { "level": 5, "topic": "Arts", "section": "Americas" },	"Petronas Towers": { "level": 5, "topic": "Arts", "section": "Asia" },	"Potala Palace": { "level": 5, "topic": "Arts", "section": "Asia" },	"Prambanan": { "level": 5, "topic": "Arts", "section": "Asia" },	"Palazzo Pitti": { "level": 5, "topic": "Arts", "section": "Europe" },	"Peterhof Palace": { "level": 5, "topic": "Arts", "section": "Europe" },	"Parliament House, Canberra": { "level": 5, "topic": "Arts", "section": "Oceania" },	"Planetarium": { "level": 5, "topic": "Arts", "section": "Cultural venues" },	"Philadelphia Museum of Art": { "level": 5, "topic": "Arts", "section": "United States" },	"Palace Museum": { "level": 5, "topic": "Arts", "section": "Asia_2" },	"Pergamon Museum": { "level": 5, "topic": "Arts", "section": "Central Europe" },	"Pushkin Museum": { "level": 5, "topic": "Arts", "section": "Russia" },	"Poetics": { "level": 5, "topic": "Arts", "section": "Basics_2" },	"Prologue": { "level": 5, "topic": "Arts", "section": "Basics_2" },	"Poet": { "level": 5, "topic": "Arts", "section": "Basics_2" },	"Playwright": { "level": 5, "topic": "Arts", "section": "Basics_2" },	"Parable": { "level": 5, "topic": "Arts", "section": "Fiction" },	"Philosophical fiction": { "level": 5, "topic": "Arts", "section": "Fiction" },	"Political fiction": { "level": 5, "topic": "Arts", "section": "Fiction" },	"Protagonist": { "level": 5, "topic": "Arts", "section": "Narrative" },	"Plot (narrative)": { "level": 5, "topic": "Arts", "section": "Narrative" },	"Plot twist": { "level": 5, "topic": "Arts", "section": "Narrative" },	"Poetic justice": { "level": 5, "topic": "Arts", "section": "Narrative" },	"Polish literature": { "level": 5, "topic": "Arts", "section": "Literatures by religion, language and area" },	"Portuguese literature": { "level": 5, "topic": "Arts", "section": "Literatures by religion, language and area" },	"Physics (Aristotle)": { "level": 5, "topic": "Arts", "section": "Nonfiction of antiquity" },	"Poetics (Aristotle)": { "level": 5, "topic": "Arts", "section": "Nonfiction of antiquity" },	"Politics (Aristotle)": { "level": 5, "topic": "Arts", "section": "Nonfiction of antiquity" },	"Parallel Lives": { "level": 5, "topic": "Arts", "section": "Nonfiction of antiquity" },	"Phaedo": { "level": 5, "topic": "Arts", "section": "Nonfiction of antiquity" },	"Phaedrus (dialogue)": { "level": 5, "topic": "Arts", "section": "Nonfiction of antiquity" },	"Protagoras (dialogue)": { "level": 5, "topic": "Arts", "section": "Nonfiction of antiquity" },	"Philokalia": { "level": 5, "topic": "Arts", "section": "Nonfiction of the medieval era" },	"Proslogion": { "level": 5, "topic": "Arts", "section": "Nonfiction of the medieval era" },	"Pensées": { "level": 5, "topic": "Arts", "section": "Nonfiction of early printed book era" },	"Philosophical Investigations": { "level": 5, "topic": "Arts", "section": "General nonfiction" },	"Principia Mathematica": { "level": 5, "topic": "Arts", "section": "General nonfiction" },	"Progress and Poverty": { "level": 5, "topic": "Arts", "section": "General nonfiction" },	"Philoctetes (Sophocles play)": { "level": 5, "topic": "Arts", "section": "Fiction of antiquity" },	"Prometheus Bound": { "level": 5, "topic": "Arts", "section": "Fiction of antiquity" },	"Prose Edda": { "level": 5, "topic": "Arts", "section": "Fiction of the medieval era" },	"Phèdre": { "level": 5, "topic": "Arts", "section": "Fiction of early printed book era" },	"Puss in Boots": { "level": 5, "topic": "Arts", "section": "Fiction of early printed book era" },	"Père Goriot": { "level": 5, "topic": "Arts", "section": "19th century fiction" },	"Persuasion (novel)": { "level": 5, "topic": "Arts", "section": "19th century fiction" },	"Pale Fire": { "level": 5, "topic": "Arts", "section": "Literary fiction" },	"Pedro Páramo": { "level": 5, "topic": "Arts", "section": "Literary fiction" },	"Portnoy's Complaint": { "level": 5, "topic": "Arts", "section": "Literary fiction" },	"Possession (Byatt novel)": { "level": 5, "topic": "Arts", "section": "Literary fiction" },	"Pippi Longstocking (novel)": { "level": 5, "topic": "Arts", "section": "Children's and young adult books" },	"Peter and Wendy": { "level": 5, "topic": "Arts", "section": "Drama" },	"Private Lives": { "level": 5, "topic": "Arts", "section": "Drama" },	"Pygmalion (play)": { "level": 5, "topic": "Arts", "section": "Drama" },	"Pogo (comic strip)": { "level": 5, "topic": "Arts", "section": "Comic strips, editorial cartoons and webcomics" },	"Pharsalia": { "level": 5, "topic": "Arts", "section": "Poetic works of antiquity" },	"Parzival": { "level": 5, "topic": "Arts", "section": "Poetic works of the medieval era" },	"Piers Plowman": { "level": 5, "topic": "Arts", "section": "Poetic works of the medieval era" },	"Pitch (music)": { "level": 5, "topic": "Arts", "section": "Music theory" },	"Prelude (music)": { "level": 5, "topic": "Arts", "section": "Basic forms" },	"Prehistoric music": { "level": 5, "topic": "Arts", "section": "Specific periods, centuries, eras, and movements" },	"Postmodern music": { "level": 5, "topic": "Arts", "section": "Specific periods, centuries, eras, and movements" },	"Popular music": { "level": 5, "topic": "Arts", "section": "Popular music: General" },	"Psychedelic music": { "level": 5, "topic": "Arts", "section": "Popular music: General" },	"Parody music": { "level": 5, "topic": "Arts", "section": "Popular music: General" },	"Pop rock": { "level": 5, "topic": "Arts", "section": "Rock" },	"Progressive rock": { "level": 5, "topic": "Arts", "section": "Rock" },	"Pop-punk": { "level": 5, "topic": "Arts", "section": "Rock" },	"Persian traditional music": { "level": 5, "topic": "Arts", "section": "Music of Asia" },	"Pump organ": { "level": 5, "topic": "Arts", "section": "Keyboard instruments" },	"Piccolo": { "level": 5, "topic": "Arts", "section": "Wind instruments" },	"Pachelbel's Canon": { "level": 5, "topic": "Arts", "section": "Baroque" },	"Partita for Violin No. 2 (Bach)": { "level": 5, "topic": "Arts", "section": "Baroque" },	"Passacaglia and Fugue in C minor, BWV 582": { "level": 5, "topic": "Arts", "section": "Baroque" },	"Piano Sonata No. 11 (Mozart)": { "level": 5, "topic": "Arts", "section": "Classical" },	"Piano Sonata No. 8 (Beethoven)": { "level": 5, "topic": "Arts", "section": "Classical" },	"Piano Sonata No. 14 (Beethoven)": { "level": 5, "topic": "Arts", "section": "Classical" },	"Piano Concerto No. 5 (Beethoven)": { "level": 5, "topic": "Arts", "section": "Classical" },	"Pavane (Fauré)": { "level": 5, "topic": "Arts", "section": "Romantic" },	"Piano Concerto (Grieg)": { "level": 5, "topic": "Arts", "section": "Romantic" },	"Piano Concerto No. 1 (Chopin)": { "level": 5, "topic": "Arts", "section": "Romantic" },	"Piano Concerto No. 1 (Tchaikovsky)": { "level": 5, "topic": "Arts", "section": "Romantic" },	"Piano Sonata No. 2 (Chopin)": { "level": 5, "topic": "Arts", "section": "Romantic" },	"Piano Sonata in B minor (Liszt)": { "level": 5, "topic": "Arts", "section": "Romantic" },	"Pictures at an Exhibition": { "level": 5, "topic": "Arts", "section": "Romantic" },	"Peer Gynt (Grieg)": { "level": 5, "topic": "Arts", "section": "Romantic" },	"Prelude in C-sharp minor (Rachmaninoff)": { "level": 5, "topic": "Arts", "section": "Romantic" },	"Pomp and Circumstance Marches": { "level": 5, "topic": "Arts", "section": "Romantic" },	"Peter and the Wolf": { "level": 5, "topic": "Arts", "section": "20th century" },	"Piano Concerto No. 2 (Rachmaninoff)": { "level": 5, "topic": "Arts", "section": "20th century" },	"Piano Concerto No. 3 (Rachmaninoff)": { "level": 5, "topic": "Arts", "section": "20th century" },	"Prélude à l'après-midi d'un faune": { "level": 5, "topic": "Arts", "section": "20th century" },	"Parsifal": { "level": 5, "topic": "Arts", "section": "Opera" },	"Porgy and Bess": { "level": 5, "topic": "Arts", "section": "Opera" },	"Petrushka (ballet)": { "level": 5, "topic": "Arts", "section": "Ballet" },	"Paul's Boutique": { "level": 5, "topic": "Arts", "section": "Hip-hop and rap" },	"Paranoid (album)": { "level": 5, "topic": "Arts", "section": "Rock_2" },	"Pet Sounds": { "level": 5, "topic": "Arts", "section": "Rock_2" },	"Purple Rain (album)": { "level": 5, "topic": "Arts", "section": "Film, television and video game music" },	"Performance": { "level": 5, "topic": "Arts", "section": "Concepts" },	"Pole dance": { "level": 5, "topic": "Arts", "section": "Dance" },	"Polka": { "level": 5, "topic": "Arts", "section": "Dance" },	"Pasodoble": { "level": 5, "topic": "Arts", "section": "Latin dance" },	"Punch and Judy": { "level": 5, "topic": "Arts", "section": "Puppetry" },	"Puppet": { "level": 5, "topic": "Arts", "section": "Puppetry" },	"Pantomime": { "level": 5, "topic": "Arts", "section": "Theatre" },	"Play (theatre)": { "level": 5, "topic": "Arts", "section": "Theatre" },	"Petroglyph": { "level": 5, "topic": "Arts", "section": "Prehistoric and ancient art" },	"Pre-Columbian art": { "level": 5, "topic": "Arts", "section": "Prehistoric and ancient art" },	"Pointillism": { "level": 5, "topic": "Arts", "section": "Modern art" },	"Photorealism": { "level": 5, "topic": "Arts", "section": "Contemporary art" },	"Postmodern art": { "level": 5, "topic": "Arts", "section": "Contemporary art" },	"Persian miniature": { "level": 5, "topic": "Arts", "section": "Non-Western art traditions" },	"Portrait miniature": { "level": 5, "topic": "Arts", "section": "Concepts and forms" },	"Penmanship": { "level": 5, "topic": "Arts", "section": "Paper art" },	"Paper craft": { "level": 5, "topic": "Arts", "section": "Paper art" },	"Papier-mâché": { "level": 5, "topic": "Arts", "section": "Paper art" },	"Portrait of Juan de Pareja": { "level": 5, "topic": "Arts", "section": "Pre-modern" },	"Primavera (Botticelli)": { "level": 5, "topic": "Arts", "section": "Pre-modern" },	"Parade de cirque": { "level": 5, "topic": "Arts", "section": "Modern" },	"Paris Street; Rainy Day": { "level": 5, "topic": "Arts", "section": "Modern" },	"Pollice Verso (Gérôme)": { "level": 5, "topic": "Arts", "section": "Modern" },	"Portrait of Adele Bloch-Bauer I": { "level": 5, "topic": "Arts", "section": "Modern" },	"Portrait of Dr. Gachet": { "level": 5, "topic": "Arts", "section": "Modern" },	"Portrait of Madame X": { "level": 5, "topic": "Arts", "section": "Modern" },	"Portrait of an Artist (Pool with Two Figures)": { "level": 5, "topic": "Arts", "section": "Contemporary" },	"Pillars of Creation": { "level": 5, "topic": "Arts", "section": "Photographs" },	"Piss Christ": { "level": 5, "topic": "Arts", "section": "Photographs" },	"Pale Blue Dot": { "level": 5, "topic": "Arts", "section": "Photographs" },	"Pink Chanel suit of Jacqueline Bouvier Kennedy": { "level": 5, "topic": "Arts", "section": "Individual fashion designs" },	"Product design": { "level": 5, "topic": "Arts", "section": "Design" },	"Pornographic film": { "level": 5, "topic": "Arts", "section": "Film genres" },	"Post-production": { "level": 5, "topic": "Arts", "section": "Filmmaking" },	"Pre-production": { "level": 5, "topic": "Arts", "section": "Filmmaking" },	"Palme d'Or": { "level": 5, "topic": "Arts", "section": "Film festival and awards" },	"Persona (1966 film)": { "level": 5, "topic": "Arts", "section": "Art film" },	"Playtime": { "level": 5, "topic": "Arts", "section": "Comedy_2" },	"Pulp Fiction": { "level": 5, "topic": "Arts", "section": "Crime" },	"Parasite (2019 film)": { "level": 5, "topic": "Arts", "section": "Horror and thriller" },	"Pan's Labyrinth": { "level": 5, "topic": "Arts", "section": "Science fiction and fantasy_2" },	"Planet of the Apes (1968 film)": { "level": 5, "topic": "Arts", "section": "Science fiction and fantasy_2" },	"Paul Bunyan": { "level": 5, "topic": "Arts", "section": "Western folklore" },	"Pied Piper of Hamelin": { "level": 5, "topic": "Arts", "section": "Western folklore" },	"Prince Charming": { "level": 5, "topic": "Arts", "section": "Western folklore" },	"Prince Hamlet": { "level": 5, "topic": "Arts", "section": "Literature and drama" },	"Pippi Longstocking": { "level": 5, "topic": "Arts", "section": "Literature and drama" },	"Philip Marlowe": { "level": 5, "topic": "Arts", "section": "Literature and drama" },	"Pinocchio": { "level": 5, "topic": "Arts", "section": "Literature and drama" },	"Popeye": { "level": 5, "topic": "Arts", "section": "Animation and comics" },	"Pikachu": { "level": 5, "topic": "Arts", "section": "Video games" },	"Protostome": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "General classifications" },	"Persian cat": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Cats" },	"Plymouth Rock chicken": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Chickens" },	"Pye-dog": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Dogs" },	"Pointing dog": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Dogs" },	"Palomino": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Horses" },	"Panthera hybrid": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Hybrids" },	"Phar Lap": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Individual animals" },	"Punxsutawney Phil": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Individual animals" },	"Pantodonta": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Mammals: General" },	"Platybelodon": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Proboscidea" },	"Pallas's cat": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Felines" },	"Panthera": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Panthera" },	"Panthera spelaea": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Panthera" },	"Pilot whale": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Toothed whale" },	"Pygmy sperm whale": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Toothed whale" },	"Père David's deer": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Deer" },	"Pudu": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Deer" },	"Prolibytherium": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Giraffidae" },	"Pygmy hippopotamus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Other artiodactyla" },	"Palaeomerycidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Other artiodactyla" },	"Protoceratidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Other artiodactyla" },	"Pika": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Lagomorphs" },	"Phalangeriformes": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Marsupials" },	"Potoroo": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Diprotodontia" },	"Pademelon": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Diprotodontia" },	"Palaeotheriidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perissodactyla" },	"Palaeotherium": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perissodactyla" },	"Paraceratherium": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perissodactyla" },	"Przewalski's horse": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Equidae" },	"Plains zebra": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Equidae" },	"Proconsul (mammal)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Apes" },	"Pygmy marmoset": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "New World monkeys" },	"Proboscis monkey": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Old World monkeys" },	"Purgatorius": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Other primates" },	"Polynesian rat": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Rodents" },	"Pedetes": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Rodents" },	"Prehensile-tailed porcupine": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Rodents" },	"Prairie dog": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Rodents" },	"Pine squirrel": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Rodents" },	"Philippine eagle": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Accipitrimorphae" },	"Patagona": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Apodiformes" },	"Potoo": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Caprimulgiformes and related" },	"Puffin": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Charadriiformes" },	"Plover": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Charadriiformes" },	"Pratincole": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Charadriiformes" },	"Phalarope": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Charadriiformes" },	"Partridge": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Galliformes" },	"Phasianidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Galliformes" },	"Pheasant": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Pheasants" },	"Psophia": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Gruiformes" },	"Pipit": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Passerida" },	"Penduline tit": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Passerida" },	"Piciformes": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Piciformes" },	"Procellariidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Procellariiformes" },	"Parakeet": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Psittaciformes" },	"Pelagornithidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric birds" },	"Pelagornis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric birds" },	"Phorusrhacidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric birds" },	"Phorusrhacos": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric birds" },	"Plotopteridae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric birds" },	"Presbyornis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric birds" },	"Perentie": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Lizards" },	"Pogona": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Iguania" },	"Pleurosauridae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Rhynchocephalia" },	"Pythonidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Snakes" },	"Python (genus)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Snakes" },	"Pit viper": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Snakes" },	"Pachycephalosauria": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Ornitischians" },	"Pachycephalosaurus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Ornitischians" },	"Pachyrhinosaurus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Ornitischians" },	"Protoceratops": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Ornitischians" },	"Psittacosaurus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Ornitischians" },	"Parasaurolophus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Ornitischians" },	"Plateosaurus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Sauropods" },	"Peteinosaurus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Pterosaurs" },	"Pteranodon": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Pterosaurs" },	"Pterodactylus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Pterosaurs" },	"Pterodaustro": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Pterosaurs" },	"Phytosaur": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Other prehistoric archosaurs" },	"Poposauroidea": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Other prehistoric archosaurs" },	"Postosuchus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Other prehistoric archosaurs" },	"Proterosuchus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Other prehistoric archosaurs" },	"Parareptilia": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Parareptilia" },	"Pareiasauria": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Parareptilia" },	"Proganochelys": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric turtles" },	"Platypterygius": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric marine reptiles" },	"Placodontia": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric marine reptiles" },	"Plesiosauroidea": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric marine reptiles" },	"Polycotylidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric marine reptiles" },	"Plesiosaurus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric marine reptiles" },	"Pliosauroidea": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric marine reptiles" },	"Pelycosaur": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Proto-mammals" },	"Placerias": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Proto-mammals" },	"Poison dart frog": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Frogs and toads" },	"Plethodontidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Salamanders and newts" },	"Potamotrygonidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Batoidea" },	"Paddlefish": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Acipenseriformes" },	"Pelican eel": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Anguilliformes" },	"Pacific saury": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Beloniformes" },	"Pencil fish": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Characiformes" },	"Pupfish": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Cyprinodontiformes" },	"Pollock": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Gadiformes" },	"Pearlfish": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Ophidiiformes" },	"Paracanthurus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perciformes" },	"Pterophyllum": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perciformes" },	"Parrotfish": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perciformes" },	"Pumpkinseed": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perciformes" },	"Pomacanthidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perciformes" },	"Platax": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perciformes" },	"Pomfret": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perciformes" },	"Priacanthidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perciformes" },	"Prowfish": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perciformes" },	"Pacific bluefin tuna": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Perciformes" },	"Pterois": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Scorpaeniformes" },	"Pipefish": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Syngnathiformes" },	"Porcupinefish": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Tetraodontiformes" },	"Pouched lamprey": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Agnatha" },	"Pteraspis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric agnathae and early chordates" },	"Pikaia": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric agnathae and early chordates" },	"Pollicipes pollicipes": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Crustaceans" },	"Porcelain crab": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Crabs and hermit crabs" },	"Portunidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Crabs and hermit crabs" },	"Procambarus alleni": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Crayfishes and lobsters" },	"Palaemon serratus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Shrimps and prawns" },	"Pandalus borealis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Shrimps and prawns" },	"Prawn": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Shrimps and prawns" },	"Penaeus monodon": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Shrimps and prawns" },	"Palpigradi": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Arachnids" },	"Portia (spider)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Spiders" },	"Portia labiata": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Spiders" },	"Pholcidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Spiders" },	"Pholcus phalangioides": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Spiders" },	"Phoneutria": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Spiders" },	"Poecilotheria metallica": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Spiders" },	"Phalangiotarbida": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric arachnids" },	"Plesiosiro": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Prehistoric arachnids" },	"Phylliidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Insects: General" },	"Plecoptera": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Insects: General" },	"Psocodea": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Insects: General" },	"Psocoptera": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Insects: General" },	"Pollen beetle": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Beetles (Coleoptera)" },	"Psychodidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Flies (Diptera)" },	"Periodical cicadas": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Hemiptera (true bugs)" },	"Pentatomoidea": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Hemiptera (true bugs)" },	"Planthopper": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Hemiptera (true bugs)" },	"Pyrrhocoris apterus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Hemiptera (true bugs)" },	"Pharaoh ant": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Hymenoptera" },	"Parasitoid wasp": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Hymenoptera" },	"Peppered moth": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Lepidoptera" },	"Pachypasa": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Lepidoptera" },	"Protura": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Hexapoda" },	"Pill millipede": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Myriapoda" },	"Pauropoda": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Myriapoda" },	"Pinnidae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Bivalvia" },	"Pecten maximus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Bivalvia" },	"Polyp (zoology)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Cnidarians" },	"Precious coral": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Cnidarians" },	"Portuguese man o' war": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Cnidarians" },	"Praya dubia": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Cnidarians" },	"Priapulida": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Ecdysozoa" },	"Phoronid": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Lophotrochozoa" },	"Placozoa": { "level": 5, "topic": "Biology and health sciences", "sublist": "Animals", "section": "Other" },	"Petrified wood": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Biology basics" },	"Paleobotany": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Biology basics" },	"Paleoecology": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Biology basics" },	"Phylum": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Biology basics" },	"Proteomics": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Biology basics" },	"Pilus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Basic anatomy" },	"Peritoneum": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Animal anatomy and morphology" },	"Platelet": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Circulatory system" },	"Parathyroid gland": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Endocrine system" },	"Pineal gland": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Endocrine system" },	"Pituitary gland": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Endocrine system" },	"Palate": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Gastrointestinal tract" },	"Pharynx": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Gastrointestinal tract" },	"Pons": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Nervous system" },	"Parietal lobe": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Nervous system" },	"Parasympathetic nervous system": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Nervous system" },	"Pungency": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Nervous system" },	"Proprioception": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Nervous system" },	"Photoreceptor cell": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Nervous system" },	"Pupil": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Nervous system" },	"Purkinje effect": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Nervous system" },	"Prostate": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Reproductive system" },	"Pulmonary alveolus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Respiratory system" },	"Patella": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Skeletal system" },	"Phalanx bone": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Skeletal system" },	"Plant nutrition": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Plant anatomy and morphology: General" },	"Petal": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Plant anatomy and morphology: General" },	"Pith": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Plant stem" },	"Phloem": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Plant tissues" },	"Plant physiology": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Basics" },	"Poikilotherm": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Basics" },	"Parthenogenesis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Biological reproduction" },	"Pregnancy (mammals)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Animal reproduction" },	"Pregnancy in fish": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Animal reproduction" },	"Preterm birth": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Human reproduction" },	"Postterm pregnancy": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Human reproduction" },	"Premenstrual syndrome": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Human reproduction" },	"Plant embryonic development": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Plant reproduction" },	"Polysaccharide": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Carbohydrates" },	"Pectin": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Carbohydrates" },	"Progestogen": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Hormones" },	"Progesterone": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Hormones" },	"Phospholipid": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Lipids" },	"Proteinogenic amino acid": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Proteins" },	"Phenylalanine": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Proteins" },	"Proline": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Proteins" },	"Peptide": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Proteins" },	"Peptidoglycan": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Proteins" },	"Protein biosynthesis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Proteins" },	"Protein structure": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Proteins" },	"Proteome": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Proteins" },	"Promoter (genetics)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Molecular biology" },	"Post-transcriptional modification": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Molecular biology" },	"Post-translational modification": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Molecular biology" },	"Protein folding": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Molecular biology" },	"Plant pathology": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Botany" },	"Passive transport": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Cell processes" },	"Protein targeting": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Cell processes" },	"Peroxisome": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Organelles" },	"Proteasome": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Organelles" },	"Plasmodesma": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Plant cells" },	"Population growth": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Ecology" },	"Primary production": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Ecology" },	"Penetrance": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Genetics" },	"Phenotype": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Genetics" },	"Ploidy": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Genetics" },	"Point mutation": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Genetics" },	"Parallel evolution": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Basics_4" },	"Phylogenetic tree": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Basics_4" },	"Population genetics": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Basics_4" },	"Population bottleneck": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Basics_4" },	"Paranthropus aethiopicus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Australopithecines" },	"Paranthropus boisei": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Australopithecines" },	"Paranthropus robustus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Australopithecines" },	"Penghu 1": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Homo" },	"Peking Man": { "level": 5, "topic": "Biology and health sciences", "sublist": "Biology", "section": "Homo" },	"Paramedic": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Health professionals" },	"Palpation": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Diagnostics" },	"Percussion (medicine)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Diagnostics" },	"Pregnancy test": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Diagnostics" },	"Phage therapy": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Therapy" },	"Pharmacotherapy": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Therapy" },	"Pectoralis major": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Human anatomy" },	"Pathology": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Fields of medicine" },	"Pharmacodynamics": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Fields of medicine" },	"Podiatry": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Fields of medicine" },	"Psychiatric medication": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "General concepts_2" },	"Psychoactive drug": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "General concepts_2" },	"Propranolol": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Specific drugs" },	"Propofol": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Anesthetics" },	"Procaine": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Anesthetics" },	"Paracetamol": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Pain treatments" },	"Phencyclidine": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Recreational drugs" },	"Psychedelic drug": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Recreational drugs" },	"Psilocybin": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Recreational drugs" },	"Psoriasis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Disease" },	"Peripheral artery disease": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Disease" },	"Periodontal disease": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Disease" },	"Pleural effusion": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Disease" },	"Polytrauma": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Injury: General" },	"Penetrating trauma": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Types" },	"Presbyopia": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Disabilities" },	"Pancreatic cancer": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Cancer" },	"Penile cancer": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Cancer" },	"Parasitic disease": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Concepts" },	"Pathogenic bacteria": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Concepts" },	"Pandemic": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Concepts" },	"Pathogen transmission": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Concepts" },	"Pathogenic Escherichia coli": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Bacterial infections" },	"Plague (disease)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Bacterial infections" },	"Pica (disorder)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Mental disorders" },	"Postpartum depression": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Mental disorders" },	"Paranoia": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Mental disorders" },	"Paranoid personality disorder": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Mental disorders" },	"Pyromania": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Mental disorders" },	"Phonophobia": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Symptoms and signs" },	"Photophobia": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Symptoms and signs" },	"Post-nasal drip": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Symptoms and signs" },	"Pattern hair loss": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Health and fitness: General" },	"Pellagra": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Health and fitness: General" },	"Pantothenic acid": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Vitamins" },	"Pyridoxine": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Vitamins" },	"Personal grooming": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Hygiene and grooming: General" },	"Paper towel": { "level": 5, "topic": "Biology and health sciences", "sublist": "Health", "section": "Hygiene products" },	"Polysporangiophyte": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Embryophytes (Land plants)" },	"Pteridospermatophyta": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Embryophytes (Land plants)" },	"Progymnosperm": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pteridophytes" },	"Pinales": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Pinaceae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Pinus halepensis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Pinus elliottii": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Pinus lambertiana": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Pinus longaeva": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Pinus pinaster": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Pinus ponderosa": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Pinus strobus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Pinus sylvestris": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Pinus taeda": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Picea abies": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Picea engelmannii": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Picea glauca": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Picea mariana": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Picea rubens": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Picea sitchensis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Podocarpaceae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pinophyta (Conifers)" },	"Phytelephas": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Arecales (inc. Palms)" },	"Phalaenopsis amabilis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Asparagales" },	"Pandanaceae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pandanales" },	"Poales": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Poales" },	"Phragmites australis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Poales" },	"Phytolacca": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Caryophyllales" },	"Primula": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Ericales" },	"Pterocarpus indicus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Fabales" },	"Populus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Malpighiales" },	"Populus tremula": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Malpighiales" },	"Populus tremuloides": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Malpighiales" },	"Pando (tree)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Malpighiales" },	"Populus trichocarpa": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Malpighiales" },	"Piper (plant)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Piperales" },	"Papaver somniferum": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Ranunculales" },	"Polylepis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Rosales" },	"Prunus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Rosales" },	"Peony": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Saxifragales" },	"Pyrus × bretschneideri": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pomes" },	"Pyrus communis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pomes" },	"Pyrus pyrifolia": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pomes" },	"Prunus avium": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Stone fruits" },	"Prunus serotina": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Stone fruits" },	"Papeda (citrus)": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Citrus fruits" },	"Pomelo": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Citrus fruits" },	"Passiflora edulis": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Tropical and tropical-like fruit" },	"Persimmon": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Tropical and tropical-like fruit" },	"Pouteria campechiana": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Tropical and tropical-like fruit" },	"Pouteria sapota": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Tropical and tropical-like fruit" },	"Pitaya": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Other culinary fruits" },	"Piri piri": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Botanical fruits used as culinary vegetables" },	"Pickled cucumber": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Botanical fruits used as culinary vegetables" },	"Pseudocereal": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pseudocereals" },	"Pine nut": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Nuts" },	"Pistachio": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Nuts" },	"Pinto bean": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pulses" },	"Pigeon pea": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Pulses" },	"Peppermint": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Herbs and spices" },	"Pitcher plant": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Carnivorous plants" },	"Pinguicula": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Carnivorous plants" },	"Protocarnivorous plant": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Carnivorous plants" },	"Penicillium": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Basics" },	"Puffball": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Basics" },	"Pleurotus": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Edible fungi" },	"Psilocybin mushroom": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Edible fungi" },	"Parmeliaceae": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Lichens" },	"Parmotrema perlatum": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Lichens" },	"Pseudevernia furfuracea": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Lichens" },	"Phytoplankton": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Other organisms: General" },	"Parakaryon": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Other organisms: General" },	"Proteoarchaeota": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Archaea" },	"Pseudomonadota": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Gram-negative bacteria" },	"Pseudomonas aeruginosa": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Gram-negative bacteria" },	"Protozoa": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Eukaryotes" },	"Phytophthora infestans": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Chromalveolata" },	"Plasmodium": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Chromalveolata" },	"Porphyra": { "level": 5, "topic": "Biology and health sciences", "sublist": "Plants", "section": "Bikonts" },	"Personal life": { "level": 5, "topic": "Everyday life", "section": "General" },	"Public housing": { "level": 5, "topic": "Everyday life", "section": "Housing" },	"Pajamas": { "level": 5, "topic": "Everyday life", "section": "Clothes: General" },	"Parka": { "level": 5, "topic": "Everyday life", "section": "Outerwear" },	"Poncho": { "level": 5, "topic": "Everyday life", "section": "Outerwear" },	"Phrygian cap": { "level": 5, "topic": "Everyday life", "section": "Headgear" },	"Panties": { "level": 5, "topic": "Everyday life", "section": "Underwear" },	"Petticoat": { "level": 5, "topic": "Everyday life", "section": "Underwear" },	"Pendant": { "level": 5, "topic": "Everyday life", "section": "Jewelry" },	"Pigtail": { "level": 5, "topic": "Everyday life", "section": "Hairstyle" },	"Pompadour (hairstyle)": { "level": 5, "topic": "Everyday life", "section": "Hairstyle" },	"Ponytail": { "level": 5, "topic": "Everyday life", "section": "Hairstyle" },	"Potpourri": { "level": 5, "topic": "Everyday life", "section": "Cosmetics" },	"Picnic": { "level": 5, "topic": "Everyday life", "section": "Basics" },	"Pescetarianism": { "level": 5, "topic": "Everyday life", "section": "Basics" },	"Portuguese cuisine": { "level": 5, "topic": "Everyday life", "section": "Cuisine" },	"Pub": { "level": 5, "topic": "Everyday life", "section": "Food service" },	"Pan frying": { "level": 5, "topic": "Everyday life", "section": "Food preparation and serving" },	"Poaching (cooking)": { "level": 5, "topic": "Everyday life", "section": "Food preparation and serving" },	"Pressure cooking": { "level": 5, "topic": "Everyday life", "section": "Food preparation and serving" },	"Palm oil": { "level": 5, "topic": "Everyday life", "section": "Cooking oils" },	"Peanut oil": { "level": 5, "topic": "Everyday life", "section": "Cooking oils" },	"Papadam": { "level": 5, "topic": "Everyday life", "section": "Grains-based products" },	"Paratha": { "level": 5, "topic": "Everyday life", "section": "Grains-based products" },	"Pita": { "level": 5, "topic": "Everyday life", "section": "Grains-based products" },	"Poached egg": { "level": 5, "topic": "Everyday life", "section": "Meat and other animal products" },	"Primal cut": { "level": 5, "topic": "Everyday life", "section": "Meat" },	"Pepperoni": { "level": 5, "topic": "Everyday life", "section": "Meat" },	"Pizza cheese": { "level": 5, "topic": "Everyday life", "section": "Dairy products" },	"Processed cheese": { "level": 5, "topic": "Everyday life", "section": "Dairy products" },	"Parmesan": { "level": 5, "topic": "Everyday life", "section": "Dairy products" },	"Plant milk": { "level": 5, "topic": "Everyday life", "section": "Dairy analogues" },	"Peanut butter": { "level": 5, "topic": "Everyday life", "section": "Specific" },	"Pesto": { "level": 5, "topic": "Everyday life", "section": "Specific" },	"Prune": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pelmeni": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pad thai": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pho": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pancake": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pirog": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pretzel": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Puff pastry": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pot pie": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pecan pie": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pumpkin pie": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Poke (dish)": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Popcorn": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Potato chip": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pudding": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Paella": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pilaf": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Potato salad": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Peanut butter and jelly sandwich": { "level": 5, "topic": "Everyday life", "section": "Food types" },	"Pineapple juice": { "level": 5, "topic": "Everyday life", "section": "Cold drinks" },	"Pepsi": { "level": 5, "topic": "Everyday life", "section": "Cold drinks" },	"Porter (beer)": { "level": 5, "topic": "Everyday life", "section": "Alcoholic drinks" },	"Port wine": { "level": 5, "topic": "Everyday life", "section": "Alcoholic drinks" },	"Piña colada": { "level": 5, "topic": "Everyday life", "section": "Alcoholic drinks" },	"Punch (drink)": { "level": 5, "topic": "Everyday life", "section": "Alcoholic drinks" },	"Patrilineality": { "level": 5, "topic": "Everyday life", "section": "Family and kinship: General" },	"Polyamory": { "level": 5, "topic": "Everyday life", "section": "Marriage and parenting" },	"Polyandry": { "level": 5, "topic": "Everyday life", "section": "Marriage and parenting" },	"Polygyny": { "level": 5, "topic": "Everyday life", "section": "Marriage and parenting" },	"Parent-in-law": { "level": 5, "topic": "Everyday life", "section": "Family-in-law" },	"Pastry fork": { "level": 5, "topic": "Everyday life", "section": "Cooking and eating" },	"Pansexuality": { "level": 5, "topic": "Everyday life", "section": "Sexuality and gender" },	"Physical attractiveness": { "level": 5, "topic": "Everyday life", "section": "Sexuality and gender" },	"Peep show": { "level": 5, "topic": "Everyday life", "section": "Sexuality and gender" },	"Phone sex": { "level": 5, "topic": "Everyday life", "section": "Sexuality and gender" },	"Preadolescence": { "level": 5, "topic": "Everyday life", "section": "Stages of life" },	"Pub quiz": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Entertainment and leisure" },	"Puroresu": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Professional wrestling" },	"Parkour": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Recreation and tourism" },	"Playground slide": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Recreation and tourism" },	"Public aquarium": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Recreation and tourism" },	"Play-Doh": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Toys" },	"Pogo stick": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Toys" },	"Playing card": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Types of games" },	"Party game": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Types of games" },	"Peg solitaire": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Tabletop games" },	"Pandemic (board game)": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Board games" },	"Patience (game)": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Card games" },	"Pokémon Trading Card Game": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Collectible card games" },	"PC game": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "General video game topics" },	"Platformer": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "General video game topics" },	"Puzzle video game": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "General video game topics" },	"PlayStation (console)": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Video game hardware" },	"PlayStation 2": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Video game hardware" },	"PlayStation 3": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Video game hardware" },	"PlayStation Portable": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Video game hardware" },	"PlayStation 4": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Video game hardware" },	"PlayStation 5": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Video game hardware" },	"Pac-Man": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Japanese products" },	"Pokémon Red, Blue, and Yellow": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Japanese products" },	"Pokémon Go": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Japanese products" },	"PUBG: Battlegrounds": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "South Korean products" },	"Pong": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "US products" },	"Portal (video game)": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "US products" },	"Powerball": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Gambling" },	"Pachinko": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Gambling" },	"Paper plane": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Other games and plays" },	"Professional sports": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Basics" },	"Parasports": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Basics" },	"Pacific Games": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "International competitions" },	"Pan American Games": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "International competitions" },	"Paintball": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Team sports" },	"Pesäpallo": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Team sports" },	"Pickleball": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Team sports" },	"Parachuting": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Air sports" },	"Paragliding": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Air sports" },	"Parasailing": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Air sports" },	"Preakness Stakes": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Animal sport" },	"Pigeon racing": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Animal sport" },	"Pankration": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Combat sport and martial arts" },	"Pencak silat": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Combat sport and martial arts" },	"Pétanque": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Other individual sports" },	"Pull-up (exercise)": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Other individual sports" },	"Push-up": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Other individual sports" },	"PGA Championship": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Other individual sports" },	"Parallel bars": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Other individual sports" },	"Pommel horse": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Other individual sports" },	"Pilates": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Other individual sports" },	"Pole sports": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Other individual sports" },	"Practical shooting": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Other individual sports" },	"PBA Tour": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Sports leagues" },	"PGA Tour": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Sports leagues" },	"Professional Darts Corporation": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Sports leagues" },	"Pro Kabaddi League": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Sports leagues" },	"Pittsburgh Steelers": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "American football" },	"Pro Recco": { "level": 5, "topic": "Everyday life", "sublist": "Sports, games and recreation", "section": "Water polo" },	"Primate city": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Urban studies and planning" },	"Population density": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Urban studies and planning" },	"Public space": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Urban studies and planning" },	"Port Said": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Egypt" },	"Port Sudan": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Sudan" },	"Pointe-Noire": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Republic of Congo" },	"Port Louis": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Eastern Africa" },	"Pietermaritzburg": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "South Africa" },	"Polokwane": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "South Africa" },	"Praia": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Western Africa" },	"Porto-Novo": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Benin" },	"Portland, Maine": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Northeast" },	"Providence, Rhode Island": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Northeast" },	"Portland, Oregon": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "West" },	"Puerto Vallarta": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Mexico" },	"Pointe-à-Pitre": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Guadeloupe" },	"Port-de-Paix": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Haiti" },	"Ponce, Puerto Rico": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Puerto Rico" },	"Port of Spain": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Other_2" },	"Paramaribo": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "South America" },	"Palmas, Tocantins": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Brazil" },	"Porto Velho": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Brazil" },	"Punta Arenas": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Chile" },	"Pasto, Colombia": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Colombia" },	"Pereira, Colombia": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Colombia" },	"Pavlodar": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Kazakhstan" },	"Petropavl": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Kazakhstan" },	"Panjin": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Northeast China" },	"Pudong": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "East China" },	"Pingdingshan": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "South Central China" },	"Panzhihua": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Southwest China" },	"Paju": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "South Korea" },	"Pohang": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "South Korea" },	"Pyeongtaek": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "South Korea" },	"Puli Khumri": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Afghanistan" },	"Patiala": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "North India" },	"Panaji": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "West India" },	"Parbhani": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "West India" },	"Pimpri-Chinchwad": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "West India" },	"Pondicherry": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "South India" },	"Panihati": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "East India" },	"Pokhara": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Nepal" },	"Poipet": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Cambodia" },	"Pangkalpinang": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Indonesia" },	"Pontianak": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Kalimantan" },	"Palangka Raya": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Kalimantan" },	"Pekanbaru": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Sumatra" },	"Palu": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Sulawesi" },	"Pakse": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Laos" },	"Petaling Jaya": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Malaysia" },	"Parañaque": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Luzon" },	"Pasay": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Luzon" },	"Pasig": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Luzon" },	"Puerto Princesa": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Luzon" },	"Pattaya": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Thailand" },	"Phuket (city)": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Thailand" },	"Phan Thiết": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Vietnam" },	"Paphos": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Cyprus" },	"Pakdasht": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Iran" },	"Petah Tikva": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Israel" },	"Plovdiv": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Bulgaria" },	"Plzeň": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Czech Republic" },	"Petropavlovsk-Kamchatsky": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Far East" },	"Pyatigorsk": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "North Caucasus" },	"Petrozavodsk": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Northwest" },	"Perm, Russia": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Volga" },	"Poltava": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Ukraine" },	"Podgorica": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Other_3" },	"Pristina": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Other_3" },	"Perpignan": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "France" },	"Poitiers": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "France" },	"Potsdam": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Germany" },	"Plymouth": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "England" },	"Portsmouth": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "England" },	"Patras": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Greece" },	"Padua": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Italy" },	"Parma": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Italy" },	"Perugia": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Italy" },	"Pescara": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Italy" },	"Piacenza": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Italy" },	"Pisa": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Italy" },	"Prato": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Italy" },	"Ponta Delgada": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Portugal" },	"Palma de Mallorca": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Spain" },	"Pamplona": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Spain" },	"Port Moresby": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Melanesia" },	"Port Vila": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Melanesia" },	"Palikir": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Micronesia" },	"Papeete": { "level": 5, "topic": "Geography", "sublist": "Cities", "section": "Polynesia" },	"Parish (administrative division)": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "General" },	"Prefecture": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "General" },	"Province": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "General" },	"Provinces of Angola": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Africa: General" },	"Provinces of the Democratic Republic of the Congo": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Africa: General" },	"Port Said Governorate": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Egypt" },	"Plateau State": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Nigeria" },	"Provinces of South Africa": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "South Africa" },	"Provinces of Zimbabwe": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Zimbabwe" },	"Palestine (region)": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Asia: General" },	"Provinces of China": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "China" },	"Punjab, India": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "India" },	"Provinces of Indonesia": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Indonesia" },	"Provinces of Iran": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Iran" },	"Prefectures of Japan": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Japan" },	"Pahang": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Malaysia" },	"Perak": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Malaysia" },	"Putrajaya": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Malaysia" },	"Provinces of North Korea": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "North Korea" },	"Punjab, Pakistan": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Pakistan" },	"Provinces of South Korea": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "South Korea" },	"Penghu": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Taiwan" },	"Pingtung County": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Taiwan" },	"Pomerania": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Europe and Russia: General" },	"Provinces of Belgium": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Belgium" },	"Pays de la Loire": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "France" },	"Picardy": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "France" },	"Poitou-Charentes": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "France" },	"Peloponnese": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Greece" },	"Provinces of Ireland": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Ireland" },	"Piedmont": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Italy" },	"Provinces of the Netherlands": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Netherlands" },	"Podlaskie Voivodeship": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Poland" },	"Pomeranian Voivodeship": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Poland" },	"Primorsky Krai": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Russia" },	"Poltava Oblast": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Ukraine" },	"Preserved counties of Wales": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "United Kingdom" },	"Pacific Northwest": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "North America: General" },	"Provinces and territories of Canada": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Canada" },	"Prince Edward Island": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Canada" },	"Puebla": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Mexico" },	"Pohnpei State": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Federated States of Micronesia" },	"Provinces of Ecuador": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "South America: General" },	"Provinces of Argentina": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Argentina" },	"Pará": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Brazil" },	"Paraíba": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Brazil" },	"Pernambuco": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Brazil" },	"Piauí": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Brazil" },	"Paraná (state)": { "level": 5, "topic": "Geography", "sublist": "Countries", "section": "Brazil" },	"Phantom island": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Basics: General" },	"Political geography": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Basics: General" },	"Polar regions of Earth": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Earth" },	"Pamlico Sound": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceans and seas" },	"Peanut Hole": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceans and seas" },	"Puget Sound": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceans and seas" },	"Pyramid Lake (Nevada)": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "North America" },	"Padma River": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "South Asia" },	"Po (river)": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Europe_2" },	"Peace River": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Canada" },	"Platte River": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "United States" },	"Potomac River": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "United States" },	"Pecos River": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "United States" },	"Paroo River": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceania_2" },	"Paraguay River": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "South America_2" },	"Perito Moreno Glacier": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Glaciers and sea ice" },	"Pearl River Delta": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "River deltas" },	"Pacific-Antarctic Ridge": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Seabed" },	"Philippine Trench": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Seabed" },	"Pantanal": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Wetlands" },	"Príncipe": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Africa_3" },	"Peter I Island": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Antarctica_2" },	"Prince Edward Islands": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Antarctica_2" },	"Pratas Island": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Asia_3" },	"Paracel Islands": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Asia_3" },	"Penang Island": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Asia_3" },	"Phú Quốc": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Asia_3" },	"Pirallahi Island": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Caspian Sea" },	"Palm Islands": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Persian Gulf" },	"Palawan (island)": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Philippines" },	"Panay": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Philippines" },	"Pioneer Island (Russia)": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Arctic" },	"Pico Island": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Europe_3" },	"Portsea Island": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "British Isles" },	"Prince of Wales Island (Nunavut)": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Canada_2" },	"Prince of Wales Island (Alaska)": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "United States_2" },	"Pohnpei": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceania_3" },	"Pitt Island": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceania_3" },	"Phoenix Islands": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceania_3" },	"Pitcairn Islands": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceania_3" },	"Poluwat": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceania_3" },	"Punta Pariñas": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Americas" },	"Papuan Peninsula": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceania_4" },	"Piedmont (United States)": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "North America_3" },	"Puente del Inca": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "South America_4" },	"Pontic Mountains": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Southern Asia" },	"Pamukkale": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Western Asia_2" },	"Pamir Mountains": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Central and Northern Asia" },	"Putorana Plateau": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Central and Northern Asia" },	"Pont d'Arc": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Europe_5" },	"Prachov Rocks": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Europe_5" },	"Paektu Mountain": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Asia_6" },	"Peak Pobeda (Sakha)": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Asia_6" },	"Pico de Orizaba": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Mexico" },	"Popocatépetl": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Mexico" },	"Pikes Peak": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "United States_3" },	"Parícutin": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "South America_5" },	"Pico Bolívar": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "South America_5" },	"Pico Cristóbal Colón": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "South America_5" },	"Pınargözü Cave": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Caves" },	"Postojna Cave": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Caves" },	"Pointe de Pen-Hir": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Cliffs, headlands, stacks and natural arches" },	"Percé Rock": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Cliffs, headlands, stacks and natural arches" },	"Praia da Rocha": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Cliffs, headlands, stacks and natural arches" },	"Popigai impact structure": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Craters" },	"Painted Desert (Arizona)": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Deserts and dunes" },	"Patagonian Desert": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Deserts and dunes" },	"Pobiti Kamani": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Deserts and dunes" },	"Pacific temperate rainforests": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Forests" },	"Putorana Nature Reserve": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Asia_7" },	"Papahānaumokuākea Marine National Monument": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "North America_4" },	"Petrified Forest National Park": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "North America_4" },	"Port Campbell National Park": { "level": 5, "topic": "Geography", "sublist": "Physical", "section": "Oceania_7" },	"Primary source": { "level": 5, "topic": "History", "section": "Basics: General" },	"Public history": { "level": 5, "topic": "History", "section": "Basics: General" },	"Paleoanthropology": { "level": 5, "topic": "History", "section": "Auxiliary sciences of history" },	"Periodization": { "level": 5, "topic": "History", "section": "Auxiliary sciences of history" },	"Philately": { "level": 5, "topic": "History", "section": "Auxiliary sciences of history" },	"Pax Sinica": { "level": 5, "topic": "History", "section": "History by continent and region" },	"Plymouth Colony": { "level": 5, "topic": "History", "section": "Colonial history" },	"Pilgrims (Plymouth Colony)": { "level": 5, "topic": "History", "section": "Colonial history" },	"Province of Georgia": { "level": 5, "topic": "History", "section": "Colonial history" },	"Province of Maryland": { "level": 5, "topic": "History", "section": "Colonial history" },	"Province of Massachusetts Bay": { "level": 5, "topic": "History", "section": "Colonial history" },	"Province of New Hampshire": { "level": 5, "topic": "History", "section": "Colonial history" },	"Province of New Jersey": { "level": 5, "topic": "History", "section": "Colonial history" },	"Province of New York": { "level": 5, "topic": "History", "section": "Colonial history" },	"Province of North Carolina": { "level": 5, "topic": "History", "section": "Colonial history" },	"Province of Pennsylvania": { "level": 5, "topic": "History", "section": "Colonial history" },	"Province of South Carolina": { "level": 5, "topic": "History", "section": "Colonial history" },	"Provinces of Japan": { "level": 5, "topic": "History", "section": "Asia_2" },	"Polynesian outlier": { "level": 5, "topic": "History", "section": "History by ethnicity" },	"Pergamon": { "level": 5, "topic": "History", "section": "Asia_3" },	"Portuguese Macau": { "level": 5, "topic": "History", "section": "Asia_3" },	"Pella": { "level": 5, "topic": "History", "section": "Europe_3" },	"Philippi": { "level": 5, "topic": "History", "section": "Europe_3" },	"Piraeus": { "level": 5, "topic": "History", "section": "Europe_3" },	"Port Royal": { "level": 5, "topic": "History", "section": "Americas" },	"Postmodernist film": { "level": 5, "topic": "History", "section": "History of art" },	"Prehistoric technology": { "level": 5, "topic": "History", "section": "History of technology" },	"Postal history": { "level": 5, "topic": "History", "section": "History of communication and information technology" },	"Political history": { "level": 5, "topic": "History", "section": "History of law and politics" },	"Proto-Indo-European homeland": { "level": 5, "topic": "History", "section": "Prehistory" },	"Pre-Pottery Neolithic": { "level": 5, "topic": "History", "section": "Prehistory" },	"Pre-Pottery Neolithic A": { "level": 5, "topic": "History", "section": "Prehistory" },	"Pre-Pottery Neolithic B": { "level": 5, "topic": "History", "section": "Prehistory" },	"Proto-writing": { "level": 5, "topic": "History", "section": "Prehistory" },	"Peloponnesian League": { "level": 5, "topic": "History", "section": "Europe_4" },	"Pax Romana": { "level": 5, "topic": "History", "section": "Europe_4" },	"Principate": { "level": 5, "topic": "History", "section": "Europe_4" },	"Pre-Islamic Arabia": { "level": 5, "topic": "History", "section": "Western Asia" },	"Philistines": { "level": 5, "topic": "History", "section": "Western Asia" },	"Pañcāla": { "level": 5, "topic": "History", "section": "Southern Asia" },	"Pandya dynasty": { "level": 5, "topic": "History", "section": "Southern Asia" },	"Partition of Jin": { "level": 5, "topic": "History", "section": "Eastern Asia" },	"Proto–Three Kingdoms period": { "level": 5, "topic": "History", "section": "Eastern Asia" },	"Polynesian navigation": { "level": 5, "topic": "History", "section": "Oceania_4" },	"Prehistory of Australia": { "level": 5, "topic": "History", "section": "Oceania_4" },	"Pax Mongolica": { "level": 5, "topic": "History", "section": "Post-classical: General" },	"Plague of Justinian": { "level": 5, "topic": "History", "section": "Post-classical: General" },	"Prince-elector": { "level": 5, "topic": "History", "section": "Western Europe" },	"Petty kingdoms of Norway": { "level": 5, "topic": "History", "section": "Western Europe" },	"Peace and Truce of God": { "level": 5, "topic": "History", "section": "Western Europe" },	"Peasants' Revolt": { "level": 5, "topic": "History", "section": "British Isles" },	"Pechenegs": { "level": 5, "topic": "History", "section": "Eastern and Central Europe" },	"Pskov Republic": { "level": 5, "topic": "History", "section": "Eastern and Central Europe" },	"Purépecha Empire": { "level": 5, "topic": "History", "section": "Americas_3" },	"Pala Empire": { "level": 5, "topic": "History", "section": "Southern Asia_2" },	"Pallava dynasty": { "level": 5, "topic": "History", "section": "Southern Asia_2" },	"Paramara dynasty": { "level": 5, "topic": "History", "section": "Southern Asia_2" },	"Pushyabhuti dynasty": { "level": 5, "topic": "History", "section": "Southern Asia_2" },	"Price revolution": { "level": 5, "topic": "History", "section": "Colonial empires" },	"Peace of Augsburg": { "level": 5, "topic": "History", "section": "Basics_2" },	"Plantations of Ireland": { "level": 5, "topic": "History", "section": "Western Europe_2" },	"Pugachev's Rebellion": { "level": 5, "topic": "History", "section": "Eastern Europe and Central" },	"Population history of the Indigenous peoples of the Americas": { "level": 5, "topic": "History", "section": "Americas_4" },	"Portuguese colonization of the Americas": { "level": 5, "topic": "History", "section": "Americas_4" },	"Pueblo Revolt": { "level": 5, "topic": "History", "section": "Americas_4" },	"Pontiac's War": { "level": 5, "topic": "History", "section": "Americas_4" },	"Portuguese India": { "level": 5, "topic": "History", "section": "Southern Asia_3" },	"Potsdam Conference": { "level": 5, "topic": "History", "section": "World War II" },	"Peninsular War": { "level": 5, "topic": "History", "section": "Europe_7" },	"Pan-Slavism": { "level": 5, "topic": "History", "section": "Europe_7" },	"Proclamation of the Republic (Brazil)": { "level": 5, "topic": "History", "section": "Americas_5" },	"Porfiriato": { "level": 5, "topic": "History", "section": "Americas_5" },	"Peruvian War of Independence": { "level": 5, "topic": "History", "section": "Americas_5" },	"Panic of 1819": { "level": 5, "topic": "History", "section": "United States_2" },	"Panic of 1873": { "level": 5, "topic": "History", "section": "United States_2" },	"Panic of 1893": { "level": 5, "topic": "History", "section": "United States_2" },	"Panic of 1907": { "level": 5, "topic": "History", "section": "United States_2" },	"Progressive Era": { "level": 5, "topic": "History", "section": "United States_2" },	"Prohibition in the United States": { "level": 5, "topic": "History", "section": "United States_2" },	"Pullman Strike": { "level": 5, "topic": "History", "section": "United States_2" },	"Perry Expedition": { "level": 5, "topic": "History", "section": "East Asia" },	"Princely state": { "level": 5, "topic": "History", "section": "South Asia" },	"Partition of the Ottoman Empire": { "level": 5, "topic": "History", "section": "Western Asia_3" },	"Population exchange between Greece and Turkey": { "level": 5, "topic": "History", "section": "Western Asia_3" },	"PRISM": { "level": 5, "topic": "History", "section": "Contemporary: General" },	"Polish population transfers (1944–1946)": { "level": 5, "topic": "History", "section": "Contemporary: General" },	"Protests of 1968": { "level": 5, "topic": "History", "section": "Contemporary: General" },	"Protests against responses to the COVID-19 pandemic": { "level": 5, "topic": "History", "section": "Contemporary: General" },	"Paris Agreement": { "level": 5, "topic": "History", "section": "Contemporary: General" },	"Protests against the Iraq War": { "level": 5, "topic": "History", "section": "Contemporary: General" },	"Pan-Africanism": { "level": 5, "topic": "History", "section": "Africa_8" },	"Portuguese Colonial War": { "level": 5, "topic": "History", "section": "Africa_8" },	"Pulse nightclub shooting": { "level": 5, "topic": "History", "section": "United States_3" },	"Patriot Act": { "level": 5, "topic": "History", "section": "United States_3" },	"Protests against Nicolás Maduro": { "level": 5, "topic": "History", "section": "South America_3" },	"Peruvian conflict": { "level": 5, "topic": "History", "section": "South America_3" },	"Pahlavi dynasty": { "level": 5, "topic": "History", "section": "Central Asia_2" },	"Persecution of Uyghurs in China": { "level": 5, "topic": "History", "section": "China" },	"Pathet Lao": { "level": 5, "topic": "History", "section": "Southeast Asia" },	"People Power Revolution": { "level": 5, "topic": "History", "section": "Southeast Asia" },	"Philippine drug war": { "level": 5, "topic": "History", "section": "Southeast Asia" },	"Purges in Turkey following the 2016 Turkish coup attempt": { "level": 5, "topic": "History", "section": "West Asia" },	"Perestroika": { "level": 5, "topic": "History", "section": "Eastern Europe" },	"Post-Soviet states": { "level": 5, "topic": "History", "section": "Eastern Europe" },	"Pan Am Flight 103": { "level": 5, "topic": "History", "section": "Western Europe_3" },	"Port Arthur massacre (Australia)": { "level": 5, "topic": "History", "section": "Oceania_8" },	"Plus and minus signs": { "level": 5, "topic": "Mathematics", "section": "Basics" },	"Product (mathematics)": { "level": 5, "topic": "Mathematics", "section": "Basics" },	"Percent sign": { "level": 5, "topic": "Mathematics", "section": "Basics" },	"Parameter": { "level": 5, "topic": "Mathematics", "section": "Functions: General" },	"Piecewise": { "level": 5, "topic": "Mathematics", "section": "Functions: General" },	"Partial function": { "level": 5, "topic": "Mathematics", "section": "Functions: General" },	"Periodic function": { "level": 5, "topic": "Mathematics", "section": "Functions: General" },	"Prime-counting function": { "level": 5, "topic": "Mathematics", "section": "Specific functions" },	"Parallelogram": { "level": 5, "topic": "Mathematics", "section": "Two-dimensional space" },	"Pentagon": { "level": 5, "topic": "Mathematics", "section": "Two-dimensional space" },	"Parallel (geometry)": { "level": 5, "topic": "Mathematics", "section": "Two-dimensional space" },	"Perpendicular": { "level": 5, "topic": "Mathematics", "section": "Two-dimensional space" },	"Platonic solid": { "level": 5, "topic": "Mathematics", "section": "Three-dimensional space" },	"Pyramid (geometry)": { "level": 5, "topic": "Mathematics", "section": "Three-dimensional space" },	"Prism (geometry)": { "level": 5, "topic": "Mathematics", "section": "Three-dimensional space" },	"Perimeter": { "level": 5, "topic": "Mathematics", "section": "Measurement" },	"Parallel postulate": { "level": 5, "topic": "Mathematics", "section": "Euclidean geometry" },	"Projective geometry": { "level": 5, "topic": "Mathematics", "section": "Non-Euclidean geometry" },	"Projective plane": { "level": 5, "topic": "Mathematics", "section": "Non-Euclidean geometry" },	"Projective space": { "level": 5, "topic": "Mathematics", "section": "Non-Euclidean geometry" },	"Projection (linear algebra)": { "level": 5, "topic": "Mathematics", "section": "Linear algebra" },	"Polynomial ring": { "level": 5, "topic": "Mathematics", "section": "Abstract algebra" },	"Posterior probability": { "level": 5, "topic": "Mathematics", "section": "Statistics" },	"Prior probability": { "level": 5, "topic": "Mathematics", "section": "Statistics" },	"Pie chart": { "level": 5, "topic": "Mathematics", "section": "Statistics" },	"Principal component analysis": { "level": 5, "topic": "Mathematics", "section": "Statistics" },	"Probability space": { "level": 5, "topic": "Mathematics", "section": "Probability" },	"Probability mass function": { "level": 5, "topic": "Mathematics", "section": "Probability" },	"Poisson point process": { "level": 5, "topic": "Mathematics", "section": "Probability" },	"Principle of explosion": { "level": 5, "topic": "Mathematics", "section": "Mathematical logic" },	"Proof by contradiction": { "level": 5, "topic": "Mathematics", "section": "Mathematical logic" },	"Prenex normal form": { "level": 5, "topic": "Mathematics", "section": "Mathematical logic" },	"Partition of a set": { "level": 5, "topic": "Mathematics", "section": "Set theory" },	"Pointed set": { "level": 5, "topic": "Mathematics", "section": "Set theory" },	"Power set": { "level": 5, "topic": "Mathematics", "section": "Set theory" },	"Peano axioms": { "level": 5, "topic": "Mathematics", "section": "Axiomatic systems" },	"Primitive recursive function": { "level": 5, "topic": "Mathematics", "section": "Computability theory" },	"Product (category theory)": { "level": 5, "topic": "Mathematics", "section": "Category theory" },	"Pullback (category theory)": { "level": 5, "topic": "Mathematics", "section": "Category theory" },	"Pushout (category theory)": { "level": 5, "topic": "Mathematics", "section": "Category theory" },	"Pigeonhole principle": { "level": 5, "topic": "Mathematics", "section": "Combinatorics" },	"Pascal's triangle": { "level": 5, "topic": "Mathematics", "section": "Combinatorics" },	"Partial permutation": { "level": 5, "topic": "Mathematics", "section": "Combinatorics" },	"Prim's algorithm": { "level": 5, "topic": "Mathematics", "section": "Graph theory" },	"Push–relabel maximum flow algorithm": { "level": 5, "topic": "Mathematics", "section": "Graph theory" },	"Path (graph theory)": { "level": 5, "topic": "Mathematics", "section": "Graph theory" },	"Planar graph": { "level": 5, "topic": "Mathematics", "section": "Graph theory" },	"Petersen graph": { "level": 5, "topic": "Mathematics", "section": "Graph theory" },	"Preorder": { "level": 5, "topic": "Mathematics", "section": "Order theory" },	"Partially ordered set": { "level": 5, "topic": "Mathematics", "section": "Order theory" },	"Product rule": { "level": 5, "topic": "Mathematics", "section": "Differential calculus" },	"Power rule": { "level": 5, "topic": "Mathematics", "section": "Differential calculus" },	"Poisson's equation": { "level": 5, "topic": "Mathematics", "section": "Multivariable and vector calculus" },	"Parabolic partial differential equation": { "level": 5, "topic": "Mathematics", "section": "Differential equations" },	"Phase space": { "level": 5, "topic": "Mathematics", "section": "Dynamical systems" },	"Power series": { "level": 5, "topic": "Mathematics", "section": "Sequences and series" },	"Picard theorem": { "level": 5, "topic": "Mathematics", "section": "Complex analysis" },	"Potential theory": { "level": 5, "topic": "Mathematics", "section": "Harmonic analysis" },	"Primality test": { "level": 5, "topic": "Mathematics", "section": "Prime numbers" },	"Pseudoprime": { "level": 5, "topic": "Mathematics", "section": "Prime numbers" },	"P-adic number": { "level": 5, "topic": "Mathematics", "section": "Prime numbers" },	"Perfect number": { "level": 5, "topic": "Mathematics", "section": "Sums and products" },	"Perfect information": { "level": 5, "topic": "Mathematics", "section": "Game theory" },	"Prisoner's dilemma": { "level": 5, "topic": "Mathematics", "section": "Game theory" },	"Pushdown automaton": { "level": 5, "topic": "Mathematics", "section": "Automata theory" },	"P (complexity)": { "level": 5, "topic": "Mathematics", "section": "Complexity theory" },	"Polygnotus": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Ancient era" },	"Pieter Brueghel the Younger": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Renaissance to early modern era" },	"Plautilla Nelli": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Renaissance to early modern era" },	"Paolo Uccello": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Renaissance to early modern era" },	"Parmigianino": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Renaissance to early modern era" },	"Piero della Francesca": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Renaissance to early modern era" },	"Pietro Perugino": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Renaissance to early modern era" },	"Paolo Veronese": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Renaissance to early modern era" },	"Paula Modersohn-Becker": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Modern era" },	"Paul Signac": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Modern era" },	"Peyo": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Cartoonists, comics artists, illustrators, manga artists and animators" },	"Paul Landowski": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Sculptors" },	"Polykleitos": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Sculptors" },	"Praxiteles": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Sculptors" },	"Peter Behrens": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Architects" },	"Peter Parler": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Architects" },	"Peter Zumthor": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Architects" },	"Patrick Geddes": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Urban planners and landscape architects" },	"Pierre Balmain": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Fashion" },	"Pierre Cardin": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Fashion" },	"Peter Carl Fabergé": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Jewellery designers" },	"Paloma Picasso": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Jewellery designers" },	"Paul Strand": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Photographers" },	"Piero Manzoni": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Contemporary art: General" },	"Pacita Abad": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Filipino" },	"Pérotin": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "Medieval and Renaissance" },	"Peter Maxwell Davies": { "level": 5, "topic": "People", "sublist": "Artists, musicians, and composers", "section": "20th century modern" 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G. T. Beauregard": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "United States_2" },	"Philip Sheridan": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "United States_2" },	"Peng Dehuai": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Asia_2" },	"Paul von Lettow-Vorbeck": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Germany" },	"Pavel Nakhimov": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Soviet Union/Russia" },	"Pyotr Wrangel": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Soviet Union/Russia" },	"Prokop the Great": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Post-classical history (AD 500 to AD 1500)_2" },	"Popé": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Spanish America" },	"Paul Revere": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "United States_3" },	"Philippe-François-Joseph Le Bas": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "France_3" },	"Pierre-Joseph Cambon": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "France_3" },	"Pierre-Augustin Hulin": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "France_3" },	"Pemulwuy": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Australia" },	"Patrisse Cullors": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "United States_4" },	"Phyllis Schlafly": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "United States_4" },	"Phan Đình Phùng": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Southeast Asia" },	"Periyar": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Southern Asia" },	"Pyotr Krasnov": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Europe_3" },	"Pasquale Paoli": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Europe_3" },	"Patrick Pearse": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Europe_3" },	"Pussy Riot": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Europe_3" },	"Pauline Hanson": { "level": 5, "topic": "People", "sublist": "Military personnel, revolutionaries, and activists", "section": "Oceania_3" },	"Paul Warburg": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Banking, finance and trade" },	"Paul Allen": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Computing and information technology" },	"Pierre Omidyar": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Computing and information technology" },	"Philip Danforth Armour": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Food and drink" },	"Pavel Tretyakov": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Patrons and philanthropists" },	"Phil Knight": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Recreation" },	"Peter Stringfellow": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Recreation" },	"Peter Manigault": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Other" },	"Pytheas": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Ancient" },	"Pêro da Covilhã": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Early modern" },	"Pedro Mascarenhas": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Early modern" },	"Pánfilo de Narváez": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Early modern" },	"Pedro Fernandes de Queirós": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Early modern" },	"Pierre Savorgnan de Brazza": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Modern" },	"Percy Fawcett": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Modern" },	"Peter Freuchen": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Modern" },	"Paweł Strzelecki": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Modern" },	"Pete Conrad": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Space travelers" },	"Paul Scully-Power": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Space travelers" },	"Peggy Whitson": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Space travelers" },	"Pat Garrett": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Law enforcement and fire service" },	"Perry Edward Smith": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Murder, serial killing, mass murder" },	"Peter Sutcliffe": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Murder, serial killing, mass murder" },	"Paul Castellano": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Organized crime" },	"Pretty Boy Floyd": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Thievery, robbery and hijacking" },	"Peter Scott (thief)": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Thievery, robbery and hijacking" },	"Princes in the Tower": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Victims" },	"Paul Bocuse": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Chefs, bartenders and winemakers" },	"Philipp von Ferrary": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Hobbyists" },	"Phoebe Snetsinger": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Hobbyists" },	"Phineas Gage": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Case studies" },	"Polly Adler": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Sex work" },	"Phryne": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Sex work" },	"Peggy Guggenheim": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Socialites" },	"Patty Hearst": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Socialites" },	"Peggy Hopkins Joyce": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Socialites" },	"Porfirio Rubirosa": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Socialites" },	"Paddy Roy Bates": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Micronations" },	"Praskovya Angelina": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Tradespeople" },	"Phan Thi Kim Phuc": { "level": 5, "topic": "People", "sublist": "Miscellaneous", "section": "Other_3" },	"Parmenides": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient (before AD 500)" },	"Philo": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient (before AD 500)" },	"Porphyry (philosopher)": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient (before AD 500)" },	"Posidonius": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient (before AD 500)" },	"Proclus": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient (before AD 500)" },	"Protagoras": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient (before AD 500)" },	"Ptahhotep": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient (before AD 500)" },	"Pyrrho": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient (before AD 500)" },	"Prabhākara": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Post-classical (AD 500 to 1500)" },	"Pierre Bayle": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Early modern (AD 1500 to 1800)" },	"Patricia Churchland": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Americas" },	"Prabhat Ranjan Sarkar": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Asia" },	"Pyotr Chaadayev": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Europe" },	"Pierre Duhem": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Europe" },	"Paul Feyerabend": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Europe" },	"Pavel Florensky": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Europe" },	"Paul Ricœur": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Europe" },	"Peter Singer": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Oceania" },	"Pamphile of Epidaurus": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient (before AD 500)_2" },	"Polybius": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient (before AD 500)_2" },	"Procopius": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Post-classical (AD 500 to 1500)_2" },	"Pierre Claude François Daunou": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Early modern (AD 1500 to 1800)_2" },	"Peter Force": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Early modern (AD 1500 to 1800)_2" },	"Philippe Ariès": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Modern (after AD 1800)_2" },	"Pieter Geyl": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Modern (after AD 1800)_2" },	"Philippa Langley": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Modern (after AD 1800)_2" },	"Peter Diamond": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Economists and business theorists" },	"Paul Krugman": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Economists and business theorists" },	"Paul Romer": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Economists and business theorists" },	"Piero Sraffa": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Economists and business theorists" },	"Penelope Eckert": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Linguists" },	"Paul Grice": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Linguists" },	"Peter Ladefoged": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Linguists" },	"Paul Pimsleur": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Linguists" },	"Pio Zirimu": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Linguists" },	"Peter Blau": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Sociologists" },	"Paul Goodman": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Sociologists" },	"Paul Lazarsfeld": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Sociologists" },	"Pierre Guillaume Frédéric le Play": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Sociologists" },	"Pitirim Sorokin": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Sociologists" },	"Paul Farmer": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Anthropologists and archaeologists" },	"Paul Bénichou": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Art historians, theorists and critics" },	"Paul de Man": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Art historians, theorists and critics" },	"Pierre Restany": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Art historians, theorists and critics" },	"Pierre Rosenberg": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Art historians, theorists and critics" },	"Paulo Freire": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Educators" },	"Porntip Rojanasunan": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Forensic sciences" },	"Pomponius Mela": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Human geographers and cartographers" },	"Pausanias (geographer)": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Human geographers and cartographers" },	"Piri Reis": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Human geographers and cartographers" },	"Papinian": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Ancient Figures" },	"Paolo Borsellino": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Modern Europe" },	"Potter Stewart": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "United States" },	"Paul Otlet": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Library science and curators" },	"Pendleton Dudley": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Public relations, marketing and advertising theorists" },	"Patricia Hill Collins": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Other social sciences" },	"Park Dietz": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Psychologists" },	"Paul Ekman": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Psychologists" },	"Philip Zimbardo": { "level": 5, "topic": "People", "sublist": "Philosophers, historians, political and social scientists", "section": "Psychologists" },	"Pepi II Neferkare": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Egypt" },	"Piye": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Egypt" },	"Psamtik II": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Egypt" },	"Ptolemy II Philadelphus": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Egypt" },	"Ptolemy III Euergetes": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Egypt" },	"Ptolemy XII Auletes": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Egypt" },	"Prince Shōtoku": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Japan" },	"Pandukabhaya of Anuradhapura": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Southern Asia" },	"Parikshit": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Southern Asia" },	"Porus": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Southern Asia" },	"Pushyamitra Shunga": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Southern Asia" },	"Philip the Arab": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Roman Emperors and Empresses" },	"Parameswara of Malacca": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Southeastern Asia" },	"Pulakeshin II": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Southern Asia_2" },	"Pepin of Herstal": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "France" },	"Pepin the Short": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "France" },	"Philip the Good": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "France" },	"Philip I of France": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Capetian Monarchs of France" },	"Philip III of France": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Capetian Monarchs of France" },	"Philip V of France": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Capetian Monarchs of France" },	"Philip VI of France": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Valois Monarchs of France" },	"Pope Paschal II": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States" },	"Pope Eugene III": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States" },	"Pope Adrian IV": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States" },	"Pope Alexander III": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States" },	"Pope Gregory IX": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States" },	"Pope Innocent IV": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States" },	"Pope John XXII": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States" },	"Pope Urban VI": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States" },	"Pope Martin V": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States" },	"Pope Sixtus IV": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States" },	"Peter III of Aragon": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Iberia" },	"Peter IV of Aragon": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Iberia" },	"Pocahontas": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Americas: General" },	"Powhatan (Native American leader)": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Americas: General" },	"Patrick Henry": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Other" },	"Pope Leo X": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States_2" },	"Pope Gregory XIII": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States_2" },	"Pope Clement VIII": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States_2" },	"Pope Urban VIII": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States_2" },	"Pope Clement XI": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States_2" },	"Pope Benedict XIV": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States_2" },	"Pope Pius VI": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papal States_2" },	"Philip III of Spain": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Spain" },	"Philip IV of Spain": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Spain" },	"Patriarch Filaret of Moscow": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Russia" },	"Pōmare I": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Oceania" },	"Pōmare II": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Oceania" },	"Paul Kruger": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Southern and Central Africa" },	"P. B. S. Pinchback": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Other_4" },	"Plutarco Elías Calles": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Mexico" },	"Pedro Santana": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Dominican Republic" },	"Prudente de Morais": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Brazil" },	"Plaek Phibunsongkhram": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Southeastern Asia_3" },	"Prajadhipok": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Southeastern Asia_3" },	"Pierre Laval": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "France_3" },	"Philippe Pétain": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "France_3" },	"Pope Pius VII": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Other_6" },	"Pieter Cort van der Linden": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Netherlands_2" },	"Prince Albert of Saxe-Coburg and Gotha": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Royals_3" },	"Pyotr Stolypin": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Russia_2" },	"Peter Fraser": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "New Zealand" },	"Pōmare IV": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Tahiti" },	"Pōmare V": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Tahiti" },	"Pierre Nkurunziza": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Burundi" },	"Pedro Pires": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Cape Verde" },	"Paul Biya": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Cameroon" },	"Paul Kagame": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Rwanda" },	"Philibert Tsiranana": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Southern Africa" },	"P. W. Botha": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "South Africa" },	"Paul Martin": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Prime Ministers_3" },	"Peter Lougheed": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Other_9" },	"Paul Scoon": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Grenada" },	"P. J. Patterson": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Jamaica" },	"Portia Simpson-Miller": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Jamaica" },	"Patricio Aylwin": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Chile_2" },	"Pedro Pablo Kuczynski": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Peru_2" },	"Punsalmaagiin Ochirbat": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Mongolia" },	"Park Geun-hye": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "S. Korea" },	"Park Won-soon": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "S. Korea" },	"Prabowo Subianto": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Indonesia" },	"Prayut Chan-o-cha": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Thailand" },	"Prem Tinsulanonda": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Thailand" },	"Pranab Mukherjee": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "India_2" },	"Pratibha Patil": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "India_2" },	"P. V. Narasimha Rao": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "India_2" },	"Pushpa Kamal Dahal": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Nepal" },	"Pervez Musharraf": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Pakistan" },	"Petra Kelly": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Unified Germany" },	"Pedro Sánchez": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Iberia_3" },	"Paolo Gentiloni": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Italy_3" },	"Poul Schlüter": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Scandinavia_4" },	"Prince Philip, Duke of Edinburgh": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Royals_4" },	"Philip Noel-Baker": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Other_12" },	"Petro Poroshenko": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Ukraine" },	"Paul Keating": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Prime ministers_2" },	"Peter Tali Coleman": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Dependencies" },	"Peter O'Neill": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Papua New Guinea" },	"Peter Kenilorea": { "level": 5, "topic": "People", "sublist": "Politicians and leaders", "section": "Solomon Islands" },	"Philip the Apostle": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "New Testament figures" },	"Pontius Pilate": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "New Testament figures" },	"Papias of Hierapolis": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Pre-Schism" },	"Peter Chrysologus": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Pre-Schism" },	"Peter Damian": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Pre-Schism" },	"Polycarp": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Pre-Schism" },	"Pope Linus": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope Alexander I": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope Zephyrinus": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope Sylvester I": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope Damasus I": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope Honorius I": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope Agatho": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope Gregory II": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope Leo III": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope John X": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope Sylvester II": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Pope Leo IX": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes" },	"Peter Canisius": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Pre-modern, -1800" },	"Peter Faber": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Pre-modern, -1800" },	"Peter the Hermit": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Pre-modern, -1800" },	"Pierre-Jean De Smet": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Modern, 1800-present" },	"Padre Pio": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Modern, 1800-present" },	"Pierre Teilhard de Chardin": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Modern, 1800-present" },	"Pope Leo XIII": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes_2" },	"Pope Pius X": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes_2" },	"Pope Benedict XV": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes_2" },	"Pope Pius XII": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes_2" },	"Pope Paul VI": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes_2" },	"Pope Benedict XVI": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes_2" },	"Pope Francis": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Popes_2" },	"Patriarch Alexy I of Moscow": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Orthodox Church" },	"Philaret Drozdov": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Orthodox Church" },	"Patriarch Hermogenes of Moscow": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Orthodox Church" },	"Patriarch Job of Moscow": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Orthodox Church" },	"Patriarch Joseph of Moscow": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Orthodox Church" },	"Philip II, Metropolitan of Moscow": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Orthodox Church" },	"Patriarch Pimen I of Moscow": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Orthodox Church" },	"Patriarch Tikhon of Moscow": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Orthodox Church" },	"Philip Henry": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Early modern, 1519-1800" },	"Phoebe Palmer": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Modern, 1800-present_2" },	"Pat Robertson": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Modern, 1800-present_2" },	"Paula White": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Modern, 1800-present_2" },	"Phineas Parkhurst Quimby": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "New Thought" },	"Parshvanatha": { "level": 5, "topic": "People", "sublist": "Religious figures", "section": "Jainism" },	"Pandrosion": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Ancient" },	"Pappus of Alexandria": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Ancient" },	"Pedanius Dioscorides": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Ancient" },	"Pingala": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Ancient" },	"Pseudo-Democritus": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Ancient" },	"Philip W. Anderson": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Patrick Blackett": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Percy Williams Bridgman": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Pavel Cherenkov": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Paul Ehrenfest": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Pierre-Gilles de Gennes": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Peter Grünberg": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Peter Higgs": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Pascual Jordan": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Pyotr Kapitsa": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Polykarp Kusch": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Philipp Lenard": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Pieter Zeeman": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern" },	"Paul Anastas": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Chemistry" },	"Per Teodor Cleve": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Chemistry" },	"Paul Flory": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Chemistry" },	"Percy Lavon Julian": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Chemistry" },	"Peter Artedi": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Biology" },	"Paul R. Ehrlich": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Biology" },	"Philip Henry Gosse": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Biology" },	"Paul Nurse": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Biology" },	"Peter Simon Pallas": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Biology" },	"Paul Ehrlich": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Medicine" },	"Pierre Fauchard": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Medicine" },	"Philip J. Landrigan": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Medicine" },	"Peter Piot": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Medicine" },	"Peter Safar": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Medicine" },	"Paul Cornu": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Inventors and engineers" },	"Pierre Michaux": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Inventors and engineers" },	"Paul Moody (inventor)": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Inventors and engineers" },	"Percy Pilcher": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Inventors and engineers" },	"Pavel Schilling": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Inventors and engineers" },	"Pierre Louis Maupertuis": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Early modern_2" },	"Pavel Alexandrov": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern_2" },	"Pafnuty Chebyshev": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern_2" },	"Paul Erdős": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern_2" },	"Philippa Fawcett": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern_2" },	"Pierre Wantzel": { "level": 5, "topic": "People", "sublist": "Scientists, inventors, and mathematicians", "section": "Modern_2" },	"Paolo Rossi": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "European" },	"Paulino Alcántara": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Others" },	"Paolo Maldini": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Defenders" },	"Peter Schmeichel": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Goalkeepers" },	"Pete Maravich": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Guards" },	"Pau Gasol": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Non-U.S. men" },	"Pete Rose": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "United States_2" },	"Pedro Martínez": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Others_5" },	"Phil Esposito": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Centre" },	"Peter Šťastný": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Centre" },	"Patrick Mahomes": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Quarterbacks" },	"Peyton Manning": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Quarterbacks" },	"Pudge Heffelfinger": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Linemen" },	"Pancho Gonzales": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Tennis" },	"Pete Sampras": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Tennis" },	"Patty Berg": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Golf" },	"Phil Mickelson": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Golf" },	"Pak Se-ri": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Golf" },	"Patty Sheehan": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Golf" },	"Payne Stewart": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Golf" },	"Paula Radcliffe": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Athletics" },	"Peggy Fleming": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Figure skating" },	"Paul Hamm": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Gymnastics" },	"Peter Brock": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Auto racing" },	"Phil Hellmuth": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Poker" },	"Phil Ivey": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Poker" },	"Paul Morphy": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Chess" },	"Park Sung-hyun (archer)": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Archery" },	"Pavel Kolobkov": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Fencing" },	"Paola Longoria": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Racquetball" },	"Paul Elvstrøm": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Sailing" },	"Pyrros Dimas": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Strength based sports" },	"Pedro Romero": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Bullfighting" },	"Phil Taylor (darts player)": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Darts" },	"Philippe Quintais": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Pétanque" },	"Pat Spillane": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Gaelic sports" },	"Paul Radmilovic": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Water polo" },	"Pheidippides": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Ancient sports" },	"Paul Brown": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "American football_2" },	"Pete Rozelle": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "American football_2" },	"Pop Warner": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "American football_2" },	"Pierluigi Collina": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Association football_2" },	"Pep Guardiola": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Association football_2" },	"Phil Jackson": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Basketball_2" },	"Pat Riley": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Basketball_2" },	"Pat Summitt": { "level": 5, "topic": "People", "sublist": "Sports figures", "section": "Basketball_2" },	"Pliny the Younger": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe" },	"Pierre Choderlos de Laclos": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe_3" },	"Philip Stanhope, 4th Earl of Chesterfield": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe_3" },	"Pêro Vaz de Caminha": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe_3" },	"Paul Lomami-Tshibamba": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Africa" },	"Patrick Chamoiseau": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Caribbean" },	"Poul Anderson": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Paul Auster": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Paul Beatty": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Pearl S. Buck": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Patricia Cornwell": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Philip K. Dick": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Patricia Highsmith": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Peter Matthiessen": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Patricia A. McKillip": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Philip Francis Nowlan": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Philip Roth": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Patrick Rothfuss": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Paul Theroux": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada" },	"Paulo Coelho": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Latin America" },	"Pak Kyongni": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Asia_4" },	"Park Wan-suh": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Asia_4" },	"Pär Lagerkvist": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Nordic countries" },	"Paul Claudel": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe" },	"Peter Handke": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe" },	"Paul Heyse": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe" },	"Primo Levi": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe" },	"Prosper Mérimée": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe" },	"Patrick Modiano": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe" },	"Patrick Süskind": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe" },	"Piers Anthony": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"Pat Barker": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"Peter Dickinson": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"Penelope Fitzgerald": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"P. D. James": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"Penny Jordan": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"Penelope Lively": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"P. H. Newby": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"Philip Pullman": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"Paul Scott (novelist)": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"P. L. Travers": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"P. G. Wodehouse": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland" },	"Peter Carey (novelist)": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Australia" },	"Pacuvius": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe_5" },	"Pindar": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe_5" },	"Phillis Wheatley": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "America" },	"Pierre de Ronsard": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe_7" },	"Paul Scarron": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe_7" },	"Philip Sidney": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe_7" },	"Pontus de Tyard": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe_7" },	"Paul Blackburn (poet)": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada_2" },	"Paul Laurence Dunbar": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada_2" },	"Philip Whalen": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "US and Canada_2" },	"Parvin E'tesami": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Asia_8" },	"Paavo Haavikko": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Nordic countries_2" },	"Paul Éluard": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe_2" },	"Paul Fort": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe_2" },	"Pierre Louÿs": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe_2" },	"Paul Valéry": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe_2" },	"Paul Verlaine": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Western Europe_2" },	"Philip Larkin": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "UK and Ireland_2" },	"Peter Porter (poet)": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Oceania_3" },	"Phormis": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Ancient and post-classical" },	"Pratinas": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Ancient and post-classical" },	"Pierre Beaumarchais": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Early modern_3" },	"Pierre de Marivaux": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Early modern_3" },	"Paul Foucher": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Europe_9" },	"Pietro Metastasio": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Librettists" },	"Paul Krassner": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Journalists: General" },	"Piers Morgan": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Journalists: General" },	"Peter Jennings": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Broadcast journalists and commentators" },	"Pierre Salinger": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Broadcast journalists and commentators" },	"Pauline Kael": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Critics" },	"Paul Morley": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Critics" },	"Peter Travers": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Critics" },	"Paul Dacre": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Publishers and editors" },	"Paul Raymond (publisher)": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Publishers and editors" },	"Paul Reuter": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Publishers and editors" },	"Pearl Rivers": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Publishers and editors" },	"Paul Steiger": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Publishers and editors" },	"Peter FitzSimons": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Sports journalists, sportswriters, commentators and sports announcers" },	"Peter Gammons": { "level": 5, "topic": "People", "sublist": "Writers and journalists", "section": "Sports journalists, sportswriters, commentators and sports announcers" },	"Philosophy of history": { "level": 5, "topic": "Philosophy and religion", "section": "Basics" },	"Pre-Socratic philosophy": { "level": 5, "topic": "Philosophy and religion", "section": "History of philosophy" },	"Principle": { "level": 5, "topic": "Philosophy and religion", "section": "Concepts" },	"Problem of induction": { "level": 5, "topic": "Philosophy and religion", "section": "Logic" },	"Philosophical logic": { "level": 5, "topic": "Philosophy and religion", "section": "Logic" },	"Preference": { "level": 5, "topic": "Philosophy and religion", "section": "Logic" },	"Proposition": { "level": 5, "topic": "Philosophy and religion", "section": "Concepts_2" },	"Premise": { "level": 5, "topic": "Philosophy and religion", "section": "Concepts_2" },	"Problem of universals": { "level": 5, "topic": "Philosophy and religion", "section": "Concepts_3" },	"Physicalism": { "level": 5, "topic": "Philosophy and religion", "section": "Approaches_3" },	"Perfection": { "level": 5, "topic": "Philosophy and religion", "section": "Concepts_4" },	"Picturesque": { "level": 5, "topic": "Philosophy and religion", "section": "Concepts_4" },	"Problem of evil": { "level": 5, "topic": "Philosophy and religion", "section": "Religious philosophy" },	"Posthumanism": { "level": 5, "topic": "Philosophy and religion", "section": "Philosophical schools and traditions" },	"Prophet": { "level": 5, "topic": "Philosophy and religion", "section": "Practices" },	"Proselytism": { "level": 5, "topic": "Philosophy and religion", "section": "Practices" },	"Pandeism": { "level": 5, "topic": "Philosophy and religion", "section": "Theistic philosophies" },	"Parody religion": { "level": 5, "topic": "Philosophy and religion", "section": "Non-theistic philosophies" },	"Psalms": { "level": 5, "topic": "Philosophy and religion", "section": "Books of the Bible" },	"Parable of the Good Samaritan": { "level": 5, "topic": "Philosophy and religion", "section": "Books of the Bible" },	"Presbyterianism": { "level": 5, "topic": "Philosophy and religion", "section": "Denominations" },	"Parashah": { "level": 5, "topic": "Philosophy and religion", "section": "Judaism" },	"Pharisees": { "level": 5, "topic": "Philosophy and religion", "section": "Judaism" },	"Principles of Islamic jurisprudence": { "level": 5, "topic": "Philosophy and religion", "section": "Terms" },	"Prophets and messengers in Islam": { "level": 5, "topic": "Philosophy and religion", "section": "Beliefs_2" },	"Predestination in Islam": { "level": 5, "topic": "Philosophy and religion", "section": "Beliefs_2" },	"Phowa": { "level": 5, "topic": "Philosophy and religion", "section": "Common practices" },	"Puranas": { "level": 5, "topic": "Philosophy and religion", "section": "Texts_2" },	"Puja (Hinduism)": { "level": 5, "topic": "Philosophy and religion", "section": "Practices_4" },	"Pure Land Buddhism": { "level": 5, "topic": "Philosophy and religion", "section": "Traditions" },	"Pratītyasamutpāda": { "level": 5, "topic": "Philosophy and religion", "section": "Concepts_6" },	"Prajnaparamita": { "level": 5, "topic": "Philosophy and religion", "section": "Texts_3" },	"Pāramitā": { "level": 5, "topic": "Philosophy and religion", "section": "Practices_5" },	"Pointing-out instruction": { "level": 5, "topic": "Philosophy and religion", "section": "Practices_5" },	"Pravachanasara": { "level": 5, "topic": "Philosophy and religion", "section": "Jainism" },	"Parsis": { "level": 5, "topic": "Philosophy and religion", "section": "Other religions: General" },	"Paleolithic religion": { "level": 5, "topic": "Philosophy and religion", "section": "Ancient religions" },	"Proto-Indo-European mythology": { "level": 5, "topic": "Philosophy and religion", "section": "Ancient religions" },	"Perennial philosophy": { "level": 5, "topic": "Philosophy and religion", "section": "Western esotericism" },	"Polytheistic reconstructionism": { "level": 5, "topic": "Philosophy and religion", "section": "New religious movements" },	"Polynesian mythology": { "level": 5, "topic": "Philosophy and religion", "section": "By culture and religion" },	"Ptah": { "level": 5, "topic": "Philosophy and religion", "section": "Egyptian mythology" },	"Pluto (mythology)": { "level": 5, "topic": "Philosophy and religion", "section": "Roman deities and mythological people" },	"Parvati": { "level": 5, "topic": "Philosophy and religion", "section": "Hindu mythology" },	"Pachamama": { "level": 5, "topic": "Philosophy and religion", "section": "Native American mythology" },	"Pele (deity)": { "level": 5, "topic": "Philosophy and religion", "section": "Polynesian mythology" },	"Pazuzu": { "level": 5, "topic": "Philosophy and religion", "section": "Legendary creatures" },	"Poltergeist": { "level": 5, "topic": "Philosophy and religion", "section": "Legendary creatures" },	"Pure land": { "level": 5, "topic": "Philosophy and religion", "section": "Mythological places" },	"Pandora's box": { "level": 5, "topic": "Philosophy and religion", "section": "Mythological objects" },	"Philosopher's stone": { "level": 5, "topic": "Philosophy and religion", "section": "Mythological objects" },	"Photometric system": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Basics" },	"Planetary nebula luminosity function": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Basics" },	"Proper motion": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Basics" },	"Polarization in astronomy": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Basics" },	"Photosphere": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Solar System" },	"Phobos (moon)": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Solar System" },	"Planets beyond Neptune": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Solar System" },	"Planet Nine": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Solar System" },	"Proxima Centauri": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Notable stars" },	"Pi Puppis": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Notable stars" },	"Pollux (star)": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Notable stars" },	"PSR B1937+21": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Notable stars" },	"Proxima Centauri b": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Notable exoplanets" },	"Perseus Arm": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Milky Way" },	"Perseus Cluster": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Notable galaxy clusters" },	"Pisces–Cetus Supercluster Complex": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Notable galaxy clusters" },	"Polar night": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Celestial mechanics" },	"Polar orbit": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Orbital mechanics" },	"Position angle": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Celestial sphere: General" },	"Pisces (constellation)": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Zodiac" },	"Pavo (constellation)": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Other" },	"Pegasus (constellation)": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Other" },	"Perseus (constellation)": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Other" },	"Phoenix (constellation)": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Other" },	"Pictor": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Other" },	"Piscis Austrinus": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Other" },	"Puppis": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Other" },	"Pyxis": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Other" },	"Planetary science": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Planetary science" },	"Planetary differentiation": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Planetary science" },	"Planetary habitability": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Planetary science" },	"Planetesimal": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Planetary science" },	"Protoplanet": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Planetary science" },	"Planetary core": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Planetary science" },	"Planetary mass": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Planetary science" },	"Pre-stellar core": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Stellar astronomy" },	"Pre-main-sequence star": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Stellar astronomy" },	"Proton–proton chain": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Stellar astronomy" },	"Protoplanetary disk": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Stellar astronomy" },	"Proplyd": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Stellar astronomy" },	"Protoplanetary nebula": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Stellar astronomy" },	"Pair-instability supernova": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Stellar astronomy" },	"Peculiar galaxy": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Galaxy classification" },	"Particle horizon": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Physical cosmology" },	"Photon epoch": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Physical cosmology" },	"Primordial fluctuations": { "level": 5, "topic": "Physical sciences", "sublist": "Astronomy", "section": "Physical cosmology" },	"Peer review": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Science basics" },	"Protoscience": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Science basics" },	"Palm (unit)": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "English" },	"Point (typography)": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Typographic" },	"Pica (typography)": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Typographic" },	"Pace (unit)": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Other" },	"Pyeong": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Area" },	"Pinch (unit)": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Volume" },	"Pint": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Volume" },	"Pound per square inch": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Pressure" },	"Pound (force)": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Force" },	"Poise (unit)": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Viscosity" },	"Peck": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Mass and weight" },	"Pennyweight": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Mass and weight" },	"Picul": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Chinese" },	"Parts-per notation": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Concentration" },	"Picosecond": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Time" },	"Pixel density": { "level": 5, "topic": "Physical sciences", "sublist": "Basics and measurement", "section": "Visual" },	"Polyatomic ion": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Bonding" },	"Parent hydride": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Nomenclature" },	"Period (periodic table)": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Periodic table" },	"Post-transition metal": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Periodic table" },	"Periodic trends": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Periodic table" },	"Product (chemistry)": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Reaction" },	"Potassium-40": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Group 1" },	"Pnictogen": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Group 15" },	"Platinum group": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "d-Block" },	"Precious metal": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "d-Block" },	"Period 1 element": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Periods" },	"Period 2 element": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Periods" },	"Period 3 element": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Periods" },	"Period 4 element": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Periods" },	"Period 5 element": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Periods" },	"Period 6 element": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Periods" },	"Period 7 element": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Periods" },	"Protonation": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Concepts" },	"Perchloric acid": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Specific acids" },	"Pewter": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Specific alloys" },	"Pig iron": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Iron alloys" },	"Pnictogen hydride": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Hydrogen compounds" },	"Phosphine": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Hydrogen compounds" },	"Polonium hydride": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Hydrogen compounds" },	"Polysulfane": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Hydrogen compounds" },	"Purified water": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Water" },	"Polymer backbone": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Concepts_2" },	"Pendant group": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Concepts_2" },	"Petroleum jelly": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Hydrocarbons" },	"Pine tar": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Hydrocarbons" },	"Paraffin wax": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Hydrocarbons" },	"Polyyne": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Aliphatic hydrocarbons" },	"Polycyclic aromatic hydrocarbon": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Aromatic hydrocarbons" },	"Polyol": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Alcohols" },	"Putrescine": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Amides and amines" },	"Pyridine": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Amides and amines" },	"Propylene carbonate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Esters and ethers" },	"Purine": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Alkaloids" },	"Pyrimidine": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Alkaloids" },	"Phenylpropanoid": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Phenylpropanoids" },	"Phenol formaldehyde resin": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polyacrylonitrile": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polycarbonate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polyethylene glycol": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polyethylene terephthalate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polyisoprene": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Poly(methyl methacrylate)": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polypropylene glycol": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polystyrene": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polytetrafluoroethylene": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polyurethane": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polyvinyl acetate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polyvinyl alcohol": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polymers" },	"Polyphenol": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Polyphenols" },	"Pinene": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Terpenes and terpenoids" },	"Potash": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Salts and ions: General" },	"Potassium cyanide": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Cyanide salts" },	"Potassium ferricyanide": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Cyanide salts" },	"Potassium ferrocyanide": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Cyanide salts" },	"Prussian blue": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Cyanide salts" },	"Potassium bromide": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Halide salts" },	"Potassium chloride": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Halide salts" },	"Potassium iodide": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Halide salts" },	"Potassium bitartrate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Organic salts" },	"Potassium acetate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Acetates" },	"Potassium citrate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Citrates" },	"Potassium superoxide": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Oxide salts" },	"Potassium oxide": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Alkali oxide salts" },	"Peroxide": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Peroxide salts" },	"Potassium peroxide": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Peroxide salts" },	"Potassium chlorate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Halide oxyanions" },	"Perchlorate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Halide oxyanions" },	"Potassium perchlorate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Halide oxyanions" },	"Potassium chromate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Metallic oxyanions" },	"Potassium dichromate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Metallic oxyanions" },	"Potassium manganate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Metallic oxyanions" },	"Permanganate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Metallic oxyanions" },	"Potassium permanganate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Metallic oxyanions" },	"Phosphate": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Phosphoric oxyanions" },	"Phosphite anion": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Phosphoric oxyanions" },	"Potassium alum": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Sulfuric oxyanions" },	"Potassium sulfide": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Sulfide salts" },	"PH indicator": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Chemical methods" },	"Phenolphthalein": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Chemical methods" },	"Polarography": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Electrical methods" },	"Polymerization": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Organic reactions" },	"Pericyclic reaction": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Organic reactions" },	"Pyrolysis": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Other reactions" },	"Precipitation (chemistry)": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Other reactions" },	"Phase separation": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Phase separations" },	"Physisorption": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Other separations" },	"Process design": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Chemical engineering" },	"Plug flow reactor model": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Chemical engineering" },	"Pi bond": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Bond structure" },	"Pre-exponential factor": { "level": 5, "topic": "Physical sciences", "sublist": "Chemistry", "section": "Kinetics" },	"Phosphorus cycle": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Earth science basics: General" },	"Protected area": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Earth science basics: General" },	"Planetary boundaries": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Earth science basics: General" },	"Peatland": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Wetlands" },	"Polar climate": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Climates" },	"Politics of climate change": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Climate change" },	"Polar stratospheric cloud": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Clouds" },	"Prevailing winds": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Winds" },	"Primordial nuclide": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Geochemistry" },	"Partial melting": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Geochemistry" },	"Physical geodesy": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Geophysics" },	"P wave": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Seismology" },	"Paleomagnetism": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Geochronology" },	"Paleoclimatology": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Paleoclimate" },	"Paleotempestology": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Paleoclimate" },	"Paleothermometer": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Paleoclimate" },	"Paleocene–Eocene Thermal Maximum": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Events" },	"Paleocontinent": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Paleogeography" },	"Pannotia": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Paleogeography" },	"Paleo-Tethys Ocean": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Paleogeography" },	"Panthalassa": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Paleogeography" },	"Paleoarchean": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Geological timescale" },	"Proterozoic": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Geological timescale" },	"Paleoproterozoic": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Geological timescale" },	"Paleocene": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Geological timescale" },	"Pliocene": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Geological timescale" },	"Pleistocene": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Geological timescale" },	"Painite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Perovskite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Portlandite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Psilomelane": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Pyrolusite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Phosphate mineral": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Phosphorite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Pollucite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Petalite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Peridot": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Pigeonite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Plagioclase": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Pentlandite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Pyrite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Minerals" },	"Pegmatite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Petrology" },	"Peridotite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Petrology" },	"Porphyry (geology)": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Petrology" },	"Porphyry copper deposit": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Petrology" },	"Pumice": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Petrology" },	"Phyllite": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Petrology" },	"Porosity": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Petrology" },	"Pebble": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Sedimentology" },	"Pelagic sediment": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Sedimentology" },	"Paleosol": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Sedimentology" },	"Podzol": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Soil science" },	"Pedology": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Soil science" },	"Plant litter": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Soil science" },	"Parasequence": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Stratigraphy" },	"Past sea level": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Stratigraphy" },	"Pull-apart basin": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Tectonics" },	"Passive margin": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Tectonics" },	"Pacific Plate": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Tectonic plates" },	"Philippine Sea Plate": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Tectonic plates" },	"Pyroclastic flow": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Volcanology" },	"Point bar": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Fluvial landforms" },	"Promontory": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Fluvial landforms" },	"Post-glacial rebound": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Glacial landforms" },	"Pelagic fish": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Oceanography" },	"Pelagic zone": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Oceanography" },	"Photic zone": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Oceanography" },	"Proglacial lake": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Hydrology" },	"Puddle": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Hydrology" },	"Pluvial lake": { "level": 5, "topic": "Physical sciences", "sublist": "Earth science", "section": "Hydrology" },	"Physicist": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Physics basics: General" },	"Physics education": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Physics basics: General" },	"Physical property": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Physics basics: General" },	"Physical quantity": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Physics basics: General" },	"Physical object": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Physics basics: General" },	"Principle of locality": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Physics basics: General" },	"Polymer physics": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Physics basics: General" },	"Physical constant": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Physical constants" },	"Planck constant": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Physical constants" },	"Plum pudding model": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Atomic physics" },	"Positronium": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Atomic physics" },	"Principal quantum number": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Atomic physics" },	"Physical optics": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Optics" },	"Photonics": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Optics" },	"Photonic crystal": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Optics" },	"Photometry (optics)": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Optics" },	"ProPhoto RGB color space": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Basics" },	"Plasmon": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Basics_2" },	"Polaron": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Basics_2" },	"Perovskite (structure)": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Crystallography" },	"Phonon": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "States of matter" },	"Plasma recombination": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Phase transitions" },	"Phase rule": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Phase transitions" },	"Photonic metamaterial": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Basics_3" },	"Polarization density": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Electrostatics" },	"Permittivity": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Electrostatics" },	"Potts model": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Magnetostatics" },	"Paramagnetism": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Magnetostatics" },	"Permeability (electromagnetism)": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Magnetostatics" },	"Poynting's theorem": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Electrodynamics" },	"Poynting vector": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Electromagnetic radiation" },	"Point source": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Electromagnetic radiation" },	"Phosphorescence": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Electromagnetic radiation" },	"Point particle": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Basics_4" },	"Pauli equation": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Pauli matrices": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Position operator": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Parity (physics)": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Particle in a box": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Path integral formulation": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Perturbation theory": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Planck postulate": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Position and momentum spaces": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Probability amplitude": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Problem of time": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Propagator": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Quantum mechanics" },	"Poisson bracket": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Classical mechanics" },	"Position (geometry)": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Classical mechanics" },	"Projectile motion": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Classical mechanics" },	"Potential well": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Classical mechanics" },	"Precession": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Classical mechanics" },	"Perpetual motion": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Classical mechanics" },	"Projectile": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Classical mechanics" },	"Pascal's law": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Fluid mechanics" },	"Pipe flow": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Fluid mechanics" },	"Poisson's ratio": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Solid mechanics" },	"Piezoelectricity": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Solid mechanics" },	"Partition function (statistical mechanics)": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Statistical mechanics" },	"Particle statistics": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Statistical mechanics" },	"Pair production": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Particle physics: General" },	"Particle decay": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Particle physics: General" },	"Proton decay": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Particle physics: General" },	"Parton (particle physics)": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Subatomic particles: General" },	"Pentaquark": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Fermions" },	"Pion": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Bosons" },	"Principle of covariance": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Theory of relativity" },	"Proper time": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Theory of relativity" },	"Penrose diagram": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Theory of relativity" },	"Poincaré group": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Theory of relativity" },	"Penrose–Hawking singularity theorems": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Theory of relativity" },	"Partial pressure": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Thermodynamics" },	"Pressure gradient": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Thermodynamics" },	"Pressure–volume diagram": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Thermodynamics" },	"Particle number": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Thermodynamics" },	"Planck's law": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Thermodynamics" },	"Planckian locus": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Thermodynamics" },	"Photon gas": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Thermodynamics" },	"Phase (waves)": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Waves" },	"Pulse (physics)": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Waves" },	"Phase velocity": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Waves" },	"Plane wave": { "level": 5, "topic": "Physical sciences", "sublist": "Physics", "section": "Waves" },	"Parent–teacher conference": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Communication" },	"Popular assembly": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Communication" },	"Paralanguage": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Communication" },	"Propaganda in China": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Communication" },	"Propaganda in the Soviet Union": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Communication" },	"Political communication": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Communication" },	"Popular science": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Communication" },	"Public speaking": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Communication" },	"Polynesian culture": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Culture by region" },	"Public holiday": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Festivals, holidays, and observances" },	"Palm Sunday": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Christian holidays" },	"Purim": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Jewish holidays" },	"Pohela Boishakh": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "South Asian holidays and festivals" },	"Preschool": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Education: General" },	"Primary school": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Education: General" },	"Postgraduate education": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Education: General" },	"Public library": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Education: General" },	"Pedagogy": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Education: General" },	"Physical education": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Education: General" },	"Professional certification": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Education: General" },	"Parochial school": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Education: General" },	"Private school": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Education: General" },	"Pennsylvania State University": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Big Ten" },	"Purdue University": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Big Ten" },	"Pomona College": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Liberal arts colleges" },	"Pontificia Universidad Javeriana": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "South America" },	"Pierre and Marie Curie University": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "France" },	"Polytechnic University of Milan": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Italy" },	"Pompeu Fabra University": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Spain" },	"People": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Anthropology: General" },	"Political anthropology": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Anthropology: General" },	"Participant observation": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Ethnology" },	"Polynesians": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Ethnic groups" },	"Puebloans": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Indigenous people" },	"Pejorative": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Language: General" },	"Philology": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Language: General" },	"Pidgin": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Language: General" },	"Pronunciation": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Language: General" },	"Proto-language": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Language: General" },	"Pluricentric language": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Language: General" },	"Phonological development": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Language acquisition" },	"Possessive": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Grammar" },	"Punctuation": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Grammar" },	"Phonemic orthography": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Spelling" },	"Psycholinguistics": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Applied linguistics" },	"Phonological change": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Descriptive linguistics" },	"Phonics": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Descriptive linguistics" },	"Pictogram": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Theoretical linguistics" },	"Part of speech": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Parts of speech" },	"Proper noun": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Parts of speech" },	"Polynesian languages": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Language families" },	"Persian alphabet": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Alphabets and writing systems" },	"Pinyin": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Alphabets and writing systems" },	"Peninsular Arabic": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Afroasiatic languages" },	"Pennsylvania Dutch language": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Germanic languages" },	"Purépecha language": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Language isolates" },	"Phonological history of English": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "The English language" },	"Political journalism": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Journalism" },	"Political cartoon": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Mass media" },	"Peabody Awards": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Mass media" },	"Print syndication": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Mass media" },	"Periodical literature": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Mass media" },	"Predatory publishing": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Mass media" },	"Preprint": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Mass media" },	"Pulitzer Prize": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Mass media" },	"Palaeontology (journal)": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Academic journals" },	"Philosophical Transactions of the Royal Society": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Academic journals" },	"Physical Review": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Academic journals" },	"Physical Review Letters": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Academic journals" },	"PLOS One": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Academic journals" },	"Proceedings of the National Academy of Sciences of the United States of America": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Academic journals" },	"Proceedings of the Royal Society": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Academic journals" },	"Pornographic magazine": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Magazines" },	"Penthouse (magazine)": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Specific magazines" },	"People (magazine)": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Specific magazines" },	"Popular Science": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Specific magazines" },	"Private Eye": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Specific magazines" },	"Punch (magazine)": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Specific magazines" },	"PA Media": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "News agencies" },	"Press Trust of India": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "News agencies" },	"People's Daily": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "China_3" },	"Pravda": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Russia" },	"Podcast": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Podcasts" },	"People Are Funny": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Programs" },	"Paley Center for Media": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Television" },	"Police procedural": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Genres_2" },	"Primetime Emmy Awards": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Awards" },	"Press TV": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Television networks and channels" },	"PBS": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "American TV networks" },	"Prisoner (TV series)": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Australia_3" },	"Power Rangers": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Japan_3" },	"Pokémon (TV series)": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Anime" },	"Pretty Cure": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Anime" },	"Peppa Pig": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "United Kingdom_3" },	"Passions": { "level": 5, "topic": "Society and social sciences", "sublist": "Culture", "section": "Soap operas" },	"Penny": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Currency" },	"Personal finance": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Banking and financing" },	"Private equity": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Banking and financing" },	"Profit (accounting)": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Accounting" },	"Property insurance": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Insurance" },	"Put option": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Securities" },	"Preferred stock": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Securities" },	"Pension fund": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Business: General" },	"Porter's five forces analysis": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Business: General" },	"Principal–agent problem": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Business: General" },	"Product (business)": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Business: General" },	"Profit maximization": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Business: General" },	"Personal property": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Business: General" },	"Public limited company": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Business types" },	"Public–private partnership": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Business types" },	"Post-industrial society": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Industry" },	"Pre-industrial society": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Industry" },	"Picketing": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Employment" },	"Profit sharing": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Employment" },	"Parental leave": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Employment" },	"Policy": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Management" },	"Project management": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Management" },	"Property management": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Management" },	"Pharmacy (shop)": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Marketing" },	"Poll tax": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Taxation" },	"Police officer": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Common trades and professions" },	"Pawnbroker": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Common trades and professions" },	"Plumber": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Common trades and professions" },	"Politician": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Common trades and professions" },	"Programmer": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Common trades and professions" },	"Pareto efficiency": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"Phillips curve": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"Physiocracy": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"Political economy": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"Price": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"Production (economics)": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"Productive efficiency": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"Production function": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"Production–possibility frontier": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"Production set": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"Profit (economics)": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Economics_2" },	"PayPal": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Financial" },	"Ping An Insurance": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Financial" },	"PwC": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Accounting_2" },	"Philips": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Computing, telecommunication, electronics, and software" },	"Panasonic": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Computing, telecommunication, electronics, and software" },	"Peugeot": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Europe_2" },	"PepsiCo": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Food and drinks" },	"Pfizer": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Pharmaceuticals, cosmetics and health care products" },	"Procter \u0026 Gamble": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Pharmaceuticals, cosmetics and health care products" },	"Pixar": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Film, television, video game, and music production" },	"Pan Am": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Americas_3" },	"Pledge of Allegiance": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Basics" },	"Practice of law": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Basics" },	"Proactive law": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Basics" },	"Promise": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Basics" },	"Proportionality (law)": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Basics" },	"Primary and secondary legislation": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Sources of law" },	"Polycentric law": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Administrative law" },	"Prerogative writ": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Administrative law" },	"Public inquiry": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Administrative law" },	"Private law": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Civil law" },	"Public liability": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Civil law" },	"Parole": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Common law" },	"Private property": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Common law" },	"Patent infringement": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Intellectual property law" },	"Patentability": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Intellectual property law" },	"Public domain": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Intellectual property law" },	"Partition (politics)": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "International law" },	"Petit jury": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Institutions" },	"Patent office": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Institutions" },	"Power of attorney": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Professions" },	"Paralegal": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Professions" },	"Phishing": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crime" },	"Poaching": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crime" },	"Property crime": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crime" },	"Poisoning": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crimes against the person" },	"Prison rape": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crimes against the person" },	"Pyramid scheme": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crimes against property" },	"Ponzi scheme": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crimes against property" },	"Possession of stolen goods": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crimes against property" },	"Pickpocketing": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crimes against property" },	"Public-order crime": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crimes against public order" },	"Perjury": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crimes against justice" },	"Prison escape": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Crimes against justice" },	"Penology": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Criminology" },	"Procedural law": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Legal procedure: General" },	"Plea": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Criminal procedure" },	"Plea bargain": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Criminal procedure" },	"Plaintiff": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Civil procedure" },	"Pleading": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Civil procedure" },	"Paris Charter": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Political charters" },	"Provisions of Oxford": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Political charters" },	"Plessy v. Ferguson": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "United States" },	"Parliament of the United Kingdom": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "United Kingdom" },	"Peace Corps": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "United States_2" },	"Parliament of India": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Other_2" },	"Pacific Islands Forum": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Intergovernmental organizations" },	"Paris Club": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Intergovernmental organizations" },	"Parliament of the World's Religions": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Non-governmental organizations" },	"PEN International": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Non-governmental organizations" },	"People for the Ethical Treatment of Animals": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Non-governmental organizations" },	"Programme for International Student Assessment": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Non-governmental organizations" },	"Pugwash Conferences on Science and World Affairs": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Non-governmental organizations" },	"Palestine Liberation Organization": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "National organizations" },	"Planned Parenthood": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "National organizations" },	"Petition": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics" },	"Political correctness": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics" },	"Public interest": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics" },	"Politics of Australia": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Brazil": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Canada": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of China": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Egypt": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of France": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Germany": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of India": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Israel": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Italy": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Japan": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Mexico": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Nigeria": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Pakistan": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Russia": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of South Africa": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of South Korea": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Spain": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Sweden": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of Taiwan": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of the United Kingdom": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Politics of the United States": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"President of the United States": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Politics of specific countries" },	"Police state": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Power source" },	"Plutocracy": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Power source" },	"Popular sovereignty": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "State structure and administration" },	"Pan-nationalism": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Ideology and political theory" },	"Progressivism": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Ideology and political theory" },	"President (government title)": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Titles" },	"Prime minister": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Titles" },	"Prince": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Titles" },	"Prosecutor": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Titles" },	"Privateer": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Basics_2" },	"Perpetual war": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Wars by type" },	"Proxy war": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Wars by type" },	"Phalanx": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Military forces" },	"People's Liberation Army": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Military forces" },	"Private military company": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Military forces" },	"Paramilitary": { "level": 5, "topic": "Society and social sciences", "sublist": "Politics and economics", "section": "Military forces" },	"Psychologist": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Basics_2" },	"Political psychology": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Basics_2" },	"Positive psychology": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Basics_2" },	"Psychological research": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Basics_2" },	"Psychometrics": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Basics_2" },	"Psychopathology": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Basics_2" },	"Personality type": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Concepts" },	"Posture (psychology)": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Concepts" },	"Panic": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Emotions and traits" },	"Passion (emotion)": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Emotions and traits" },	"Pride": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Emotions and traits" },	"Psychological stress": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Emotions and traits" },	"Pity": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Interpersonal relations" },	"Praise": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Interpersonal relations" },	"Psychoanalytic theory": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Psychological theories" },	"Punk subculture": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Groups" },	"Public service": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Services and institutions" },	"Public utility": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Services and institutions" },	"Political corruption": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Issues" },	"Police misconduct": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Issues" },	"Political polarization": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Issues" },	"Political repression": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Issues" },	"Plastic pollution": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Issues" },	"Population decline": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Issues" },	"Poverty threshold": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Issues" },	"Protest": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Issues" },	"Proletariat": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Social classes" },	"Pogrom": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Discrimination" },	"Persecution of Christians": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Discrimination" },	"Popularity": { "level": 5, "topic": "Society and social sciences", "sublist": "Social studies", "section": "Sociology" },	"Problem solving": { "level": 5, "topic": "Technology", "section": "General" },	"Problem statement": { "level": 5, "topic": "Technology", "section": "Basics" },	"Pharmaceutical engineering": { "level": 5, "topic": "Technology", "section": "Disciplines" },	"Petroleum engineering": { "level": 5, "topic": "Technology", "section": "Disciplines" },	"Process engineering": { "level": 5, "topic": "Technology", "section": "Disciplines" },	"Polymer engineering": { "level": 5, "topic": "Technology", "section": "Disciplines" },	"Plastics engineering": { "level": 5, "topic": "Technology", "section": "Disciplines" },	"Power engineering": { "level": 5, "topic": "Technology", "section": "Disciplines" },	"Pasture": { "level": 5, "topic": "Technology", "section": "Basics_2" },	"Permaculture": { "level": 5, "topic": "Technology", "section": "Agriculture_2" },	"Pastoralism": { "level": 5, "topic": "Technology", "section": "Agriculture_2" },	"Polyculture": { "level": 5, "topic": "Technology", "section": "Agriculture_2" },	"Pest (organism)": { "level": 5, "topic": "Technology", "section": "Pest and disease control" },	"Pest control": { "level": 5, "topic": "Technology", "section": "Pest and disease control" },	"Persian gardens": { "level": 5, "topic": "Technology", "section": "Buildings and infrastructure" },	"Paddy field": { "level": 5, "topic": "Technology", "section": "Buildings and infrastructure" },	"Pavilion": { "level": 5, "topic": "Technology", "section": "Buildings and infrastructure" },	"Plant nursery": { "level": 5, "topic": "Technology", "section": "Buildings and infrastructure" },	"Pig farming": { "level": 5, "topic": "Technology", "section": "Animal husbandry" },	"Poultry farming": { "level": 5, "topic": "Technology", "section": "Animal husbandry" },	"Purebred": { "level": 5, "topic": "Technology", "section": "Animal husbandry" },	"Postharvest": { "level": 5, "topic": "Technology", "section": "Agronomical techniques" },	"Plastic mulch": { "level": 5, "topic": "Technology", "section": "Soil and soil management" },	"Plant propagation": { "level": 5, "topic": "Technology", "section": "Horticulture" },	"Pollarding": { "level": 5, "topic": "Technology", "section": "Horticulture" },	"Pollination management": { "level": 5, "topic": "Technology", "section": "Horticulture" },	"Pruning": { "level": 5, "topic": "Technology", "section": "Horticulture" },	"Pomology": { "level": 5, "topic": "Technology", "section": "Horticulture" },	"Plant tissue culture": { "level": 5, "topic": "Technology", "section": "Biotechnology" },	"Pharming (genetics)": { "level": 5, "topic": "Technology", "section": "Biotechnology" },	"Pharmacogenomics": { "level": 5, "topic": "Technology", "section": "Biotechnology" },	"Protein engineering": { "level": 5, "topic": "Technology", "section": "Biotechnology" },	"Public-key cryptography": { "level": 5, "topic": "Technology", "section": "Computer security" },	"Password": { "level": 5, "topic": "Technology", "section": "Computer security" },	"Processor (computing)": { "level": 5, "topic": "Technology", "section": "Computer hardware" },	"Processor register": { "level": 5, "topic": "Technology", "section": "Computer hardware" },	"Parallel ATA": { "level": 5, "topic": "Technology", "section": "Computer hardware" },	"Peripheral Component Interconnect": { "level": 5, "topic": "Technology", "section": "Computer hardware" },	"PCI Express": { "level": 5, "topic": "Technology", "section": "Computer hardware" },	"PC Card": { "level": 5, "topic": "Technology", "section": "Computer hardware" },	"Plug and play": { "level": 5, "topic": "Technology", "section": "Computer hardware" },	"Peripheral": { "level": 5, "topic": "Technology", "section": "User interface" },	"Pointing device": { "level": 5, "topic": "Technology", "section": "User interface" },	"Plug-in (computing)": { "level": 5, "topic": "Technology", "section": "Computer software" },	"POSIX": { "level": 5, "topic": "Technology", "section": "Computer software" },	"Preemption (computing)": { "level": 5, "topic": "Technology", "section": "Operating systems" },	"Process (computing)": { "level": 5, "topic": "Technology", "section": "Operating systems" },	"Plain text": { "level": 5, "topic": "Technology", "section": "Data storage and memory" },	"PDF": { "level": 5, "topic": "Technology", "section": "File format" },	"PNG": { "level": 5, "topic": "Technology", "section": "File format" },	"Private network": { "level": 5, "topic": "Technology", "section": "Networks" },	"Proxy server": { "level": 5, "topic": "Technology", "section": "Networks" },	"Peer-to-peer file sharing": { "level": 5, "topic": "Technology", "section": "Internet" },	"Pornhub": { "level": 5, "topic": "Technology", "section": "Multimedia" },	"Pinterest": { "level": 5, "topic": "Technology", "section": "Social network and blogging" },	"Pointer (computer programming)": { "level": 5, "topic": "Technology", "section": "Software development: General" },	"Parameter (computer programming)": { "level": 5, "topic": "Technology", "section": "Software development: General" },	"Python (programming language)": { "level": 5, "topic": "Technology", "section": "Scripting languages" },	"PHP": { "level": 5, "topic": "Technology", "section": "Scripting languages" },	"Perl": { "level": 5, "topic": "Technology", "section": "Scripting languages" },	"Pascal (programming language)": { "level": 5, "topic": "Technology", "section": "\"Historical\" languages" },	"Philosophy of artificial intelligence": { "level": 5, "topic": "Technology", "section": "Artificial intelligence concepts" },	"Plasma display": { "level": 5, "topic": "Technology", "section": "Other media and communication technology" },	"Projection screen": { "level": 5, "topic": "Technology", "section": "Other media and communication technology" },	"Pigeon post": { "level": 5, "topic": "Technology", "section": "Other media and communication technology" },	"Portable media player": { "level": 5, "topic": "Technology", "section": "Other media and communication technology" },	"Print on demand": { "level": 5, "topic": "Technology", "section": "Other media and communication technology" },	"Phonograph": { "level": 5, "topic": "Technology", "section": "Other media and communication technology" },	"Phonograph record": { "level": 5, "topic": "Technology", "section": "Other media and communication technology" },	"Phase modulation": { "level": 5, "topic": "Technology", "section": "Other media and communication technology" },	"PAL": { "level": 5, "topic": "Technology", "section": "Other media and communication technology" },	"PC-98": { "level": 5, "topic": "Technology", "section": "Specific hardware" },	"Potentiometer": { "level": 5, "topic": "Technology", "section": "Components" },	"Photodiode": { "level": 5, "topic": "Technology", "section": "Components" },	"Photomultiplier tube": { "level": 5, "topic": "Technology", "section": "Components" },	"Phototube": { "level": 5, "topic": "Technology", "section": "Components" },	"Power inverter": { "level": 5, "topic": "Technology", "section": "Functional circuits" },	"Propellant": { "level": 5, "topic": "Technology", "section": "Energy: General" },	"Petroleum reservoir": { "level": 5, "topic": "Technology", "section": "Fuel" },	"Passive cooling": { "level": 5, "topic": "Technology", "section": "Heating and cooling" },	"Prism lighting": { "level": 5, "topic": "Technology", "section": "Lighting" },	"Pressurized heavy-water reactor": { "level": 5, "topic": "Technology", "section": "Power generation" },	"Pumped-storage hydroelectricity": { "level": 5, "topic": "Technology", "section": "Power storage" },	"Peak demand": { "level": 5, "topic": "Technology", "section": "Concepts" },	"Power-flow study": { "level": 5, "topic": "Technology", "section": "Concepts" },	"Power system protection": { "level": 5, "topic": "Technology", "section": "Electrical protective devices" },	"Protective relay": { "level": 5, "topic": "Technology", "section": "Electrical protective devices" },	"Pelletizing": { "level": 5, "topic": "Technology", "section": "Industry: General" },	"Papermaking": { "level": 5, "topic": "Technology", "section": "Materials" },	"Pulp (paper)": { "level": 5, "topic": "Technology", "section": "Materials" },	"Power hammer": { "level": 5, "topic": "Technology", "section": "Metallurgy" },	"Plating": { "level": 5, "topic": "Technology", "section": "Metallurgy" },	"Powder coating": { "level": 5, "topic": "Technology", "section": "Metallurgy" },	"Precipitation hardening": { "level": 5, "topic": "Technology", "section": "Metallurgy" },	"Pattern (sewing)": { "level": 5, "topic": "Technology", "section": "Other techniques" },	"Pirn": { "level": 5, "topic": "Technology", "section": "Weaving" },	"Power loom": { "level": 5, "topic": "Technology", "section": "Weaving" },	"Plain weave": { "level": 5, "topic": "Technology", "section": "Weaving" },	"Portland cement": { "level": 5, "topic": "Technology", "section": "Building materials" },	"Precast concrete": { "level": 5, "topic": "Technology", "section": "Building materials" },	"Prestressed concrete": { "level": 5, "topic": "Technology", "section": "Building materials" },	"Plaster": { "level": 5, "topic": "Technology", "section": "Building materials" },	"Phytoremediation": { "level": 5, "topic": "Technology", "section": "Environmental remediation" },	"Pier (architecture)": { "level": 5, "topic": "Technology", "section": "Architectural elements" },	"Public toilet": { "level": 5, "topic": "Technology", "section": "Rooms and spaces" },	"Porch": { "level": 5, "topic": "Technology", "section": "Rooms and spaces" },	"Patio": { "level": 5, "topic": "Technology", "section": "Rooms and spaces" },	"Pontoon bridge": { "level": 5, "topic": "Technology", "section": "Transport infrastructure" },	"Pont Alexandre III": { "level": 5, "topic": "Technology", "section": "Bridges" },	"Pont du Gard": { "level": 5, "topic": "Technology", "section": "Bridges" },	"Pont Neuf": { "level": 5, "topic": "Technology", "section": "Bridges" },	"Ponte Sant'Angelo": { "level": 5, "topic": "Technology", "section": "Bridges" },	"Ponte Vecchio": { "level": 5, "topic": "Technology", "section": "Bridges" },	"Petrol engine": { "level": 5, "topic": "Technology", "section": "Engines" },	"Pistonless rotary engine": { "level": 5, "topic": "Technology", "section": "Engines" },	"Pump": { "level": 5, "topic": "Technology", "section": "Hydraulics and pneumatics" },	"Portable toilet": { "level": 5, "topic": "Technology", "section": "Hydraulics and pneumatics" },	"Pneumatics": { "level": 5, "topic": "Technology", "section": "Hydraulics and pneumatics" },	"Planter (farm implement)": { "level": 5, "topic": "Technology", "section": "Farm and garden machinery" },	"Pin tumbler lock": { "level": 5, "topic": "Technology", "section": "Household appliances" },	"Piston": { "level": 5, "topic": "Technology", "section": "Rigid components" },	"Propeller": { "level": 5, "topic": "Technology", "section": "Rigid components" },	"Pantograph": { "level": 5, "topic": "Technology", "section": "Simple mechanisms" },	"Pitchfork": { "level": 5, "topic": "Technology", "section": "Agricultural tools" },	"Pencil sharpener": { "level": 5, "topic": "Technology", "section": "Artist's and drafting tools" },	"Paper bag": { "level": 5, "topic": "Technology", "section": "Containers" },	"Plastic bag": { "level": 5, "topic": "Technology", "section": "Containers" },	"Packaging": { "level": 5, "topic": "Technology", "section": "Containers" },	"Paper cup": { "level": 5, "topic": "Technology", "section": "Containers" },	"Pressure vessel": { "level": 5, "topic": "Technology", "section": "Containers" },	"Pliers": { "level": 5, "topic": "Technology", "section": "Hand tools" },	"Polygraph": { "level": 5, "topic": "Technology", "section": "Measuring instruments" },	"Plumb bob": { "level": 5, "topic": "Technology", "section": "Surveying tools" },	"Plane table": { "level": 5, "topic": "Technology", "section": "Surveying tools" },	"Positron emission tomography": { "level": 5, "topic": "Technology", "section": "Imaging" },	"Punji stick": { "level": 5, "topic": "Technology", "section": "Military technology: General" },	"Palisade": { "level": 5, "topic": "Technology", "section": "Fortification" },	"Pocketknife": { "level": 5, "topic": "Technology", "section": "Knives" },	"Polearm": { "level": 5, "topic": "Technology", "section": "Polearms" },	"Partisan (weapon)": { "level": 5, "topic": "Technology", "section": "Polearms" },	"Pike (weapon)": { "level": 5, "topic": "Technology", "section": "Polearms" },	"Polybolos": { "level": 5, "topic": "Technology", "section": "Artillery" },	"Pistol": { "level": 5, "topic": "Technology", "section": "Firearms" },	"Powder keg": { "level": 5, "topic": "Technology", "section": "Ammunition" },	"Percussion cap": { "level": 5, "topic": "Technology", "section": "Mechanisms_2" },	"Proximity fuze": { "level": 5, "topic": "Technology", "section": "Explosive weapons" },	"Plastic explosive": { "level": 5, "topic": "Technology", "section": "Explosive weapons" },	"Penetrator (aircraft)": { "level": 5, "topic": "Technology", "section": "Military aviation" },	"Panavia Tornado": { "level": 5, "topic": "Technology", "section": "Specific aircraft" },	"Plastic bullet": { "level": 5, "topic": "Technology", "section": "Less-lethal weapons" },	"Pepper spray": { "level": 5, "topic": "Technology", "section": "Less-lethal weapons" },	"Present": { "level": 5, "topic": "Technology", "section": "Timekeeping" },	"Past": { "level": 5, "topic": "Technology", "section": "Timekeeping" },	"Pendulum clock": { "level": 5, "topic": "Technology", "section": "Clocks" },	"Pocket watch": { "level": 5, "topic": "Technology", "section": "Clocks" },	"Pentaprism": { "level": 5, "topic": "Technology", "section": "Optical components" },	"Periscope": { "level": 5, "topic": "Technology", "section": "Optical instruments" },	"Projector": { "level": 5, "topic": "Technology", "section": "Optical instruments" },	"Photographic plate": { "level": 5, "topic": "Technology", "section": "Photography" },	"Portrait photography": { "level": 5, "topic": "Technology", "section": "Photography" },	"Primary mirror": { "level": 5, "topic": "Technology", "section": "Telescope" },	"Project Gemini": { "level": 5, "topic": "Technology", "section": "Programs and launch sites" },	"Project Mercury": { "level": 5, "topic": "Technology", "section": "Programs and launch sites" },	"Pioneer program": { "level": 5, "topic": "Technology", "section": "Unmanned spacecraft" },	"Pioneer 10": { "level": 5, "topic": "Technology", "section": "Unmanned spacecraft" },	"Pioneer 11": { "level": 5, "topic": "Technology", "section": "Unmanned spacecraft" },	"Perseverance (rover)": { "level": 5, "topic": "Technology", "section": "Rovers" },	"Private transport": { "level": 5, "topic": "Technology", "section": "Basics_6" },	"Passenger": { "level": 5, "topic": "Technology", "section": "Basics_6" },	"Parking lot": { "level": 5, "topic": "Technology", "section": "Concepts of ground transport" },	"Park and ride": { "level": 5, "topic": "Technology", "section": "Concepts of ground transport" },	"Pedestrian crossing": { "level": 5, "topic": "Technology", "section": "Road infrastructure" },	"Pedestrian zone": { "level": 5, "topic": "Technology", "section": "Road infrastructure" },	"Public transport bus service": { "level": 5, "topic": "Technology", "section": "Motorized road transport" },	"Pickup truck": { "level": 5, "topic": "Technology", "section": "Motorized road transport" },	"Passenger train": { "level": 5, "topic": "Technology", "section": "Rail and cable transport" },	"Penny-farthing": { "level": 5, "topic": "Technology", "section": "Human-powered transport" },	"Paratransit": { "level": 5, "topic": "Technology", "section": "Specific-purpose transportation" },	"Police car": { "level": 5, "topic": "Technology", "section": "Specific-purpose transportation" },	"Personal watercraft": { "level": 5, "topic": "Technology", "section": "Naval transport" },	"Paddle steamer": { "level": 5, "topic": "Technology", "section": "Naval transport" },	"Port of Singapore": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of Ningbo-Zhoushan": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of Busan": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of Rotterdam": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of Jebel Ali": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of Los Angeles": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of New York and New Jersey": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of Port Hedland": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of Yokohama": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of Kobe": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of Hamburg": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"PortMiami": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Port of Barcelona": { "level": 5, "topic": "Technology", "section": "Specific piers and ports" },	"Powered paragliding": { "level": 5, "topic": "Technology", "section": "Aviation" },	"Prague Metro": { "level": 5, "topic": "Technology", "section": "Europe_2" },	"Paris Métro": { "level": 5, "topic": "Technology", "section": "France" } }