About: http://webisa.webdatacommons.org/47825201

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	it is more difficult for us, said Clark, because online most of the time we are collecting just e-mail addresses and not all of the data needed to do the match-back.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com