<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.wermuth.de/Gasherde/38853305_Gorenje-G-611-E10WKA-Gasbackofen-Gasmulde-weiss-elektr.Funkenzuendung.html>