About: http://webisa.webdatacommons.org/375251214

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	If T is a reference type then leaves T unchanged, otherwise converts T to a reference type.
http://www.w3.org/ns/prov#wasQuotedFrom	boost.org