<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%2Fe321e07607%2Fweider-mega-mass-2000-old-formula-2-8-lbs-choice-of-2-flavors>