About: http://webisa.webdatacommons.org/180187571

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	But to answer your question... there is a case, where it does not return immediately.
http://www.w3.org/ns/prov#wasQuotedFrom	coderanch.com