<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4wheelparts.com/Winches-and-Winch-Accessories/M8000-Self-Recovery-Winch-by-Warn.aspx?t_c=18&t_s=300&t_pt=100702&t_pl=6407&t_pn=WAR26502>