<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4wheelparts.com/Tops/Hardtop-Insulation-Kit.aspx?t_c=75&t_s=508&t_pt=101510&t_pn=RUG12109.04>