About: http://webisa.webdatacommons.org/69578784

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	If the preceding node is a channel, the channel eliminates items having a timestamp earlier than the latest backward guarantee propagated to the preceding node.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es