<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4wd.com/Drivetrain-Differential/Dana-300-Transfer-Case-Gasket-Oil-Seal-Kit.aspx?t_c=12&t_s=116&t_pt=5497&t_pn=OAI18603.03>