<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.orbitz.com/Hotels?hotel.keyword.key=San+Juan&type=hotel&hotel.type=keyword&hotel.hname=InterContinental+San+Juan+Resort+%26amp%3B+Casino>