About: http://webisa.webdatacommons.org/51300775

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 input device 504 can include a keyboard, a pointing device such as a mouse, trackball or touch pad, a touch screen, one or more buttons, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com