<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://workingperson.com/footwear-1/womens-steel-toe-shoes/womens-steel-toe-work-shoes/moxie-boot-womens-tara-safety-toe-black-oxford-50129.html>