<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.wermuth.de/Einbau-Kuehl-Gefrierkombinationen/7230382_Neff-KG-635-A2-KI6773F30-Flachscharnier-FreshSafe-A.html>