<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://workingperson.com/workwear-1/headwear/winter-hats/stormy-kromer-caps-women-s-wool-grey-and-pink-petal-pusher-cap-50360-901.html>