<http://schema.org/query-input>
"required name=search_keywords"^^<http://www.w3.org/2001/XMLSchema#string>
<http://ejaba.net/1963/%D9%85%D9%86-%D9%87%D9%88-%D8%A3%D9%88%D9%84-%D8%B1%D8%AC%D9%84-%D8%B5%D8%B9%D8%AF-%D9%81%D9%8A-%D8%A7%D9%84%D9%81%D8%B6%D8%A7%D8%A1>