Module:Football map/doc

Overview
This module is used with the template football map to simplify creation of maps with the   tag provided by the Kartographer extension.

The template takes the same parameters as and adds a number of markers using a series of |stadiumN parameters that are used to general the JSON data for the markers. The stadium data is either taken from an internal list or using Wikidata for the coordinates.

Examples:
 * Template:Football map/demo &mdash; stadia of London football clubs (using data from module list)
 * Template:Football map/demo2&mdash; stadia for the Russia World Cup in 2018 (using data supplied in template)
 * Template:Football map/demo3 &mdash; a selection of English stadia (using a mixture of all three data sources)
 * Template:Football map/demo4 &mdash; a map of the stadia in List of football stadiums in England (using Wikidata for data parameters)
 * Template:Football map/demo5 &mdash; a list of clubs and their stadium for the 2018-19 Premier League season (using Wikidata for data parameters)
 * User:Jts1882/maps/stadiums &mdash; a user test page with some mapframe related information and some more examples