<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bulbs.com/Sealed_Beam-Light_Bulbs-Category/4.000-2%22_--_under_5%22-Length_(in)/2_Contact_Lugs-Base/results.aspx>