<http://schema.org/target>
"http://www.bulbs.com/results.aspx?Ntt={search_term}"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bulbs.com/Halogen_Bulbs/T--4-Shape/0.500-Under_1%22-Diameter_(in)/Eiko/results.aspx>