<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.travelocity.com/Cruises?cruiseVendor=7&WA1=03042&promoType=RB&WA2=cruisetopdeals&WA5=IM&promoId=32581&WA4=32581&WA6=CRU>