<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.dimmicosacerchi.it/forum/cestino-vf21/incentivi-statali-vodafone-per-gli-iscritti-al-sito-internet-key-1-a-vt17773.html>