About: http://webisa.webdatacommons.org/125752181

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	Now this of course is not very efficient, because of three stars in the pattern, so if performance is an issue, you can consider using things like cut to extract certain fields:
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com