<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4wd.com/Jeep-Tops-Jeep-Top-Accessories/HOSS-Cover-for-Two-and-Three-Piece-Hardtops.aspx?t_c=75&t_s=508&t_pt=3196&t_pn=BST42808-09>