<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bulbs.com/Wall_Packs/Yes-Dark_Sky_Compliant/10%22_--_under_18%22-Length_(in)/Metal_Halide-Bulb_Type_Supplied/results.aspx>