<prompt> Translate the following text to SwahiliAt the northwest corner of Retiro Park is Puerta de Al?ca?l?, a monumental triumphal arch surmounted by warrior-angels, honoring Carlos III.  <response>: Katika kona ya kaskazini magharibi ya Retiro Park ni Puerta de Alcázar, monumental ushindi arch topped na wapiganaji-malaika, kuheshimu Carlos III. 