About: http://webisa.webdatacommons.org/218005638

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	Examples of input systems include keyboards, touchscreens, and pointing devices such as a mouse, a trackball and atrackpad.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com