About: http://webisa.webdatacommons.org/204942123

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	I am not try to judge this, just pointing out the using unsafe as the term was a marketing thing, not a technical thing.
http://www.w3.org/ns/prov#wasQuotedFrom	codeproject.com