<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.dimmicosacerchi.it/forum/tutte-le-offerte-vf128/36785-vari-regali-di-benvenuto-spendendo-solo-1-a-91.html>