<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.cyberport.de/xerox-106r02759-toner-schwarz-2-000-s-workcentre-6025-6027-phaser-6020-6022-6705-7CV_11433.html>