About: http://webisa.webdatacommons.org/66901522

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 you just want to know the basic concepts of this language, I think google is the best tool.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com