<http://schema.org/target>
"http://www.bulbs.com/results.aspx?Ntt={search_term}"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bulbs.com/Fluorescent_Bulbs/18%22_--_under_30%22-Length_(in)/2500_--_4999/results.aspx>