<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%2F3fca05e910%2Feddie-mark-designer-shoes-ballerina-flat-slip-on-shoes-w-butterfly-accent%3Finternal_campaign%3Dchannel>