<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%2F4feb6c4e6a%2Fstainless-steel-black-ip-byzantine-necklace-and-bracelet-set>