About: http://webisa.webdatacommons.org/342819899

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	If you are hand-writing them, then the most important thing you need is a format that is easy to read and modify.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com