<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%2F83bfa7bef5e2%2Fhottips-portable-bluetooth-speaker-5-colors-available%3Finternal_campaign%3Dchannel>