<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4wheelparts.com/Doors-Door-Accessories/Front-Tube-Doors-with-Paddle-Handles-in-Textured-Black.aspx?t_c=87&t_s=503&t_pt=3955&t_pn=RUG11509.10>