<http://schema.org/query-input>
"required name=search_keywords"^^<http://www.w3.org/2001/XMLSchema#string>
<http://ejaba.net/157/%D9%85%D8%A7%D9%87%D9%8A-%D8%A7%D9%84%D9%84%D8%BA%D8%A9-%D8%A7%D9%84%D8%A7%D9%83%D8%AB%D8%B1-%D8%B4%D8%B9%D8%A8%D9%8A%D8%A9-%D9%81%D9%8A-%D8%A7%D9%84%D8%B9%D8%A7%D9%84%D9%85>