<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.ticketmonster.com/buy-The-Elite-Dance-And-Performing-Arts-Center-tickets-at-Plaza-Del-Sol-Performance-Hall-Northridge-CA-06-07-2014/516988>