<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://tecnogers.altervista.org/forum/galoppo/23216-tris-str-siracusa-coppa-doro-domenica-17-01-2016-partenza-ore-18-30-tris.html>