<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cochesrc.com/foros/venta-pista-material-coches-explosion-coches-motores-541/vendo-ruedas-proline-exagonos-23mm-fotos-1690886/index3.html>