About: http://webisa.webdatacommons.org/417128852

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	WIF supports various standard protocols as well, including WS-Federation and WS-Trust, and it???sextensible, allowing other technologies to be added.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net