About: http://webisa.webdatacommons.org/42072620

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	Of course, other devices, such as a keyboard, mouse, or other pointing or communication device, may be used instead of or in addition to light pen 73 b to allow the user to communicate with processor 50.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca