<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%2Fa6f611e2fc%2Fblack-super-premium-anti-slip-crayon-series-crystal-silicone-case-for-samsung-galaxy-s3>