About: http://webisa.webdatacommons.org/31875707

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	Keyboards, cursor movement devices (such as a mouse, trackball, and joystick, for example), pens and tablets, bar code scanners, and other devices have all been used to direct a computer to perform selected tasks.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com