<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://workingperson.com/workwear-1/jeans/lakin-mckey-jeans/lakin-mckey-saddle-duck-relaxed-fit-flannel-lined-dungaree-455-28.html>