About: http://webisa.webdatacommons.org/319718641

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 discussed below, improved methods and apparatus are described for the presentation and sale of advertisements in a computer network system or other environments.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com