About: http://webisa.webdatacommons.org/339874006

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 example, there was a common convention which can be called universal affirmatives have existential import.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com