<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.laptophardware.hu/hp-pavilion-dv7-4000-dv6-3000-amd-cpu-hasznalt-laptop-huto-ventilator-egyseg-610777-001-17819.html>