About: http://webisa.webdatacommons.org/251925972

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	There were some improvments in newer versions of the system but also some issues become worse, see e.g. Mathematica 9 can not integrate this function but earlier versions could.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com