<http://webisa.webdatacommons.org/prov/53518018>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/21050295> .
<http://webisa.webdatacommons.org/21050295>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/21050295>	<http://www.w3.org/ns/prov#value>	"The present invention relates to a system and method of targeting content, such as advertisements and other content items, to particular types of users without the users divulging any private information over a network server system." .
<http://webisa.webdatacommons.org/21050295>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .