<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/AggregateOffer>
<http://www.pricegrabber.com/computers/sound-cards++asus-xonar-phoebus-internal-c-media-cmi8888dht-pci-express-1-x-number-/m-1004196016/?ut=36dd1196c6df5609>