About: http://webisa.webdatacommons.org/252422072

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	They also allow the data to be manipulated symbolically through menu items and other controls.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com