<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%2F531992fe87%2Fthe-priceline-rewards-visa-card-choose-your-own-reward-no-annual-fee%3Finternal_campaign%3Dchannel>