About: http://webisa.webdatacommons.org/326301618

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	As it seems unless your source is great every thing else is a bit pointless.
http://www.w3.org/ns/prov#wasQuotedFrom	head-fi.org