About: http://webisa.webdatacommons.org/83588219

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	User input apparatus 68 of the personal computer can include, for example, a keyboard, a mouse, a light pen, a touch screen, or other suitable interface connected in known manner with the cpu 62.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com