<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.tomshw.it/forum/schede-madre-e-ram/21515-porte-u-s-b-2-0-mi-serve-lhost-u-s-b-ad-alta-velocita.html>