<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.allstate.com/landingpages/boat-insurance-quote-request1.aspx?intcid=/community/allstate/driving-safety-myth-or-fact/%7Cquote_box%7CBo>