<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.abt.com/product/93212/Dacor-Discovery-30-Stainless-Steel-Fully-Integrated-Bottom-Freezer-Refrigerator-DYF30BFTSR.html>