<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%2Fba618a20a444%2Fstainless-steel-black-goldtone-rosary-necklace%3Finternal_campaign%3Dchannel>