About: http://webisa.webdatacommons.org/68515416

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	Along with the diagram, here is a clue: there are 12 validation controls in total:
http://www.w3.org/ns/prov#wasQuotedFrom	codeproject.com