About: http://webisa.webdatacommons.org/157733361

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	Maybe 30 seconds is a little quick but I certainly think a rule could be developed around that basic premise.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com