About: http://webisa.webdatacommons.org/388256715

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	Generally, your grammar is excellent, but there are a few places that I wanted to point out.
http://www.w3.org/ns/prov#wasQuotedFrom	serebiiforums.com