<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4wheelparts.com/Drivetrain-Differential/NP231-Front-Output-Yoke.aspx?t_c=12&t_s=515&t_pt=8407&t_pn=OAI18676.37>