Module:Sandbox/Galobtter/Is in first sentence

--checks if a certain word is in the first sentence of an article --to get descriptors for infobox book and infobox settlement short descriptions --e.g, check if novel or novella is in the first sentence of the article or city, village, or town are in the first sentence of the article --so that the description can become "novella by xyz" or "town in fooland" --this could be used to apply lua pattern to the first sentence to fully generate short description