<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4oof.com/category/%d8%a7%d8%ba%d8%a7%d9%86%d9%89/%d8%a7%d8%ba%d8%a7%d9%86%d9%89-%d8%b3%d9%8a%d9%86%d8%ac%d9%84>