<http://schema.org/query-input>
"required name=search_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.centralpoint.nl/niet-gecategoriseerd/2e-interconnection/cat6a-u-utp-patchkabel-awg24-pvc-groen-5m-art-s14a-000-20408-num-6408325/>