<prompt> Roukaya Moussa Mahamane tǝwandin 13 January 1997 suro Niameyyen shima nigerian swimmerwo. Shiye suro kamuwabe mita 50 freestylebe dәn tartana  <response>: Bikkewa 2016 Summer Olympicsbe dәn, na shiye na 83ye dәn loktә 36.50 sekon, loktә lardәye dәn. Shiye semifinals ro letәgәnyi. 