About: http://webisa.webdatacommons.org/222664079

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	I think this has been discussed already tho.So where do you define clean and dirty other than I/O?
http://www.w3.org/ns/prov#wasQuotedFrom	artima.com