<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.malianteo.com/foros/area-de-bienvenida/area-de-ayuda/172205-que-significa-cdt-esto-lo-e-visto-en-muchas-partes/>