<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.dimmicosacerchi.it/forum/cestino-vf21/13106-regalo-il-kit-della-lipu-con-acqua-norda-per-i-primi-8000-iscritti-11.html>