About: http://webisa.webdatacommons.org/344325448

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	Because the prices or other information may vary with time, it is necessary that the sign be changeable to reflect these changes.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com