<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/AggregateOffer>
<http://www.pricegrabber.com/outdoors/flooring++great-mats-martial-arts-foam-mats-40-x-40-x-7-8-inch/m-1077064294/?ut=36a307b900a1b9ed>