<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.i-clarified.ir/category/%D8%A7%D8%AE%D8%A8%D8%A7%D8%B1/%D8%A7%D8%AE%D8%A8%D8%A7%D8%B1-siri/>