<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.wermuth.de/Kuehlschraenke-ab-85cm/40276673_HISENSE-KSNF-360-VR-A-EL-Edelstahl-Look.html>