<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.wermuth.de/Back-und-Grillgeraete/51438329_KitchenAid-Multi-Cooker-5-KMC-4244-EER-empire-rot.html>