<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.theclassyhome.com/Product/BJR1000-58/Bjorn+Charcoal+Beige+Chocolate+Jute+Area+Rug+(L+96+X+W+60)>