About: http://webisa.webdatacommons.org/312793508

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	This is equivalent to the solution that I describe, except of course working from the other end.
http://www.w3.org/ns/prov#wasQuotedFrom	mathoverflow.net