About: http://webisa.webdatacommons.org/188614471

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	You could rightfully use a prefix like obj for every variable, since everything is an object.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com