@prefix rdf:	<http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix prov:	<http://www.w3.org/ns/prov#> .
<http://webisa.webdatacommons.org/88198708>	rdf:type	prov:Entity ;
	prov:value	"Viewer/User Presence Monitoring as an Addition to Verification Systems In various embodiments, the technology is in place to inexpensively sense the presence of a viewer, and (from a restricted family or group of individuals) the identity of a viewer at such things as a computer monitor or receiver of programming." ;
	prov:wasQuotedFrom	<google.com> .
<http://webisa.webdatacommons.org/prov/39777634>	prov:wasDerivedFrom	<http://webisa.webdatacommons.org/88198708> .