<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://workingperson.com/footwear-1/mens-steel-toe-boots/insulated-steel-toe-boots/john-deere-jd5995-waterproof-insulated-steel-toe-wellington-boot.html>