About: http://webisa.webdatacommons.org/196690795

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	Obviously this very site you are on is using the code, but there are a few others out in the wild.
http://www.w3.org/ns/prov#wasQuotedFrom	cssstickyfooter.com