About: http://webisa.webdatacommons.org/208549908

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	The fix (presuming the rest of your code is working) is to enable delayed expansion and use delayed expansion instead of normal expansion, by changing the %'s to ! on your variables.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com