<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.theclassyhome.com/Product/LGC-5930-BR-S11/Tiffany+Wood+4pc+Bedroom+Set+w/Twin+Upholstered+Panel+Bed>