About: http://webisa.webdatacommons.org/202930329

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	Your question is really unclear without some examples, especially because iteration and getting an answer are not Prolog concepts.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com