<prompt> Kalima dǝwo fuwunzǝ dǝga tamotǝyin: Petersen dǝye hawarzǝ kǝnzabe dǝga suro Pan Pacific Swimming Championships 1999 dǝn suro Sydney yen, na dǝn shiye na kǝn diyaume suro 100 m breaststroke dǝn, gana laa suro podium dǝn. Saa adǝma dǝn, Petersen dǝ cidanzǝye kǝrawobe dǝga gǝnatǝgǝram gǝdiye Africabe lan suro mita 100 breaststroke 1:02.63 dǝlan suro lardǝ South Africabe lan.  <response>: All-Africa Games dǝ Johannesburg lan. 