About: http://webisa.webdatacommons.org/118224427

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	This signal, which is called a start signal, is alwaysprepared regardless of the quotation to be posted.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com