About: http://webisa.webdatacommons.org/302063284

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	Why not use a CompareValidator to verify that the value is a number?
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com