About: http://webisa.webdatacommons.org/104217297

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	Computer systems contain external devices that require the occasional attention of the central processor, such as keyboards, disk and diskette drives, and printers.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com