<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.uaeaghnam.com/vb/showthread.php?1472-%D9%84%D9%84%D9%85%D8%B2%D8%A7%D8%AF-%D8%B0%D9%83%D8%B1-%D8%AD%D9%85%D8%A7%D9%85-%D9%8A%D8%A7%D9%83%D8%B1%D9%8A%D9%85-%D9%83%D9%84%D8%B1-%D9%87%D8%AF-%D8%AF%D8%A8%D9%84-%D9%83%D8%B1%D8%B3%D8%AA>