About: http://webisa.webdatacommons.org/182215110

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	Nothing particularly wrong with your query other than the fact that idea does not seem quite unique enough.
http://www.w3.org/ns/prov#wasQuotedFrom	nathanbransford.com