<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.cyberport.de/zyxel-nas542-nas-system-4-bay-8tb-inkl-4x-2tb-wd-red-wd20efrx-3FW4-00C_11409.html>