<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/AggregateOffer>
<http://www.pricegrabber.com/computers/cpu-processors++hp-hewlett-packard-intel-xeon-dp-quad-core-e5405-2ghz-processor-upgrad/m-81252911/?search=457941-B21&rd_type=M&ut=365ab35a01f08c48>