<http://schema.org/query-input>
"required name=search_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.centralpoint.be/fr/imprimantes-jets-dencres/2-power/jetdirect-card-620n-refurbished-j7934-69001-art-j7934a-m-num-5706587/>