About: http://webisa.webdatacommons.org/277089933

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	Also, for a contract to be valid, it must be voluntarily entered into by both parties, and things such as mistake (which the seller would argue), can invalidate a contract under our common law.
http://www.w3.org/ns/prov#wasQuotedFrom	fordforums.com