<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4wheelparts.com/Performance-Parts/Idler-Pulley.aspx?t_c=74&t_s=556&t_pt=5922&t_pn=OAI17112.03>