About: http://webisa.webdatacommons.org/451197562

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	In this case, the parser decides since one of the parameters is a set, you really meant to execute a Crossjoin so it implicitly converts the member passed as the initial parameter to a set.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com