<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://nexterio.pl/134578,Podgrzewacz-gazowy-19-02-ELEKTRONIC-TermaQ-Propan-Butan-WGE0074000000-Termet.html>