<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.comtech.de/computer-und-zubehoer/externer-speicher/usb-sticks/sandisk-ixpand-32-gb-usb-stick-usb-2.0-und-lightning-fuer-iphone-und-ipad>