<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.theclassyhome.com/Product/EEI-696-OAT/Oatmeal+Wool+Cloth+&amp;amp;+Foam+With+Stainless+Steel+Lc2+Armchair>