About: http://webisa.webdatacommons.org/159295010

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	These things might be a bit pedantic, but in conclusion: q.e. should be defined for all formulas, including sentences.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com