About: http://webisa.webdatacommons.org/339962965

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	For places such as comp.text.tex, that can simply be a CC on the posting, or for forums a quick note that says
http://www.w3.org/ns/prov#wasQuotedFrom	texdev.net