<http://webisa.webdatacommons.org/126019510>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/126019510>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/461822892>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/126019510> .
<http://webisa.webdatacommons.org/126019510>	<http://www.w3.org/ns/prov#value>	"BACKGROUND OF THE INVENTION [0002] Over the past twenty years there has been a substantial increase in the number and types of programming available to television viewers." .