About: http://webisa.webdatacommons.org/138801973

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	As used herein, the term ???button??? is intended to encompass any device that allows a player to make an input, such as an input device that must be depressed to make an input selection or a display area that a player may simply touch.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk