<http://webisa.webdatacommons.org/38141459>	<http://www.w3.org/ns/prov#value>	"The system according to claim 21, further including a user interface terminal used by a retailer to query information from said database." .
<http://webisa.webdatacommons.org/38141459>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/132705959>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/38141459> .
<http://webisa.webdatacommons.org/38141459>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .