About: http://webisa.webdatacommons.org/196189238

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The indoor American football system can be seen as an informal league system, but there are widespread differences between the indoor and outdoor forms of the game.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org