About: http://webisa.webdatacommons.org/391495201

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	As shown in FIG. 2, a set 280 of one or more ads 285 may be inserted into the documents, such as e-mail newsletters.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk