About: http://webisa.webdatacommons.org/387691865

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	? extend T says that given a collection of Type T , you can add to it elements from any collection whose type is a subtype of T. The following code is valid.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com