About: http://webisa.webdatacommons.org/382928289

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	In this instance, the friend is an authority because he was there and because you trust him.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com