<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.ticketmonster.com/buy-TD-Winnipeg-International-Jazz-Festival---Curtis-Nowosad-Quintet-tickets-at-Manitoba-Theatre-Centre-Winnipeg-Manitoba-06-16-2014/521372>