<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://workingperson.com/workwear-1/shirts/jerzees-shirts/jerzees-shirts-heather-grey-6-ounce-cotton-knit-polo-shirt-j100-12501.html>