<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4wd.com/Brakes-Steering/Rear-Drum-Brake-Service-Kit.aspx?t_c=65&t_s=542&t_pt=10712&t_pn=OAI16766.01>