About: http://webisa.webdatacommons.org/61238280

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 playing area can have a hard surface, such as concrete, and a large, flat wall, and is usually outdoors.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org