About: http://webisa.webdatacommons.org/176773002

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	In general, a reference means ???enough information to uniquely identify a data record being referred to.??? The reference simply is a means of getting the data for the new record, or saving it when modified.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es