<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.tanga.com/users/new?return_path=%2Fdeals%2Fc87b10e460f2%2Fsolid-cotton-low-rise-brief-with-bows-purple%3Finternal_campaign%3Dchannel>