About: http://webisa.webdatacommons.org/98674036

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	That would basically check that the first and second parameters are strings, and the 3rd paramter is an integer or a float.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com