<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.wermuth.de/Dunstabzugshauben/2084624_Oranier-Breva-Isola-90-E-Inselhaube-Edelstahl-90cm.html>