<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4wd.com/Electrical/Ignition-Lock-Cylinder-and-Key.aspx?t_c=72&t_s=123&t_pt=3260&t_pn=OAI17250.03>