<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/motorcycle-boots/ariat-boots-men-s-alloy-waterproof-pull-on-biker-boots-10002566.html>