About: http://webisa.webdatacommons.org/407781897

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	Other input devices such as joysticks, mice, dial boxes and track balls (not shown) may also be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk