<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.ticketmonster.com/buy-Panic-At-the-Disco--Walk-The-Moon-tickets-at-Penns-Landing-Festival-Pier-Philadelphia-Pennsylvania-08-09-2014/479108>