About: http://webisa.webdatacommons.org/448620973

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	it is just demand and supply, except the demand is for a bundle of dated goods.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com