<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4wd.com/Heating-Cooling/Lower-Radiator-Hose.aspx?t_c=84&t_s=518&t_pt=5991&t_pn=CRO55057203AB>