<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/Organization>
<http://www.discountfilterstore.com/culligan-filters.html?amp%3Bprice=30-40&flow_rate_range=0.5+-+1.0&size_advertised=12+x+3-1%2F2>