<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://workingperson.com/footwear-1/mens-work-boots/insulated-work-boots/chippewa-boots-men-s-insulated-waterproof-work-boots-72125-6381.html>