About: http://webisa.webdatacommons.org/98158321

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	That was already handled when you indicated that you conform to the protocol (which is a promise to implement the methods).
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com