<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/AggregateOffer>
<http://www.pricegrabber.com/sporting-goods/roller-inline-skates++gear-rollerblade-activa-90-inline-skates-womens/m-1077246523/?ut=36cdf7b224c197d1>