<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.intrepidtravel.com/?page=2&s_kwcid=TC%7C13395%7Cintrepid%20travel%7C%7CS%7Cp%7C14006389407>