<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/AggregateOffer>
<http://www.pricegrabber.com/computers/raid-storage-device-controllers++hp-hewlett-packard-smart-array-scsi-controller-ultra2-scsi-pci-plug-in/m-86133286/?search=158855-001&rd_type=M&ut=36a329ca7946292b>