<prompt> Feleletša polelo ye e latelago: Chang o ile a thoma dipapadi tša gagwe tša Olimpiki, e le moruthi yo monyenyane kudu wa Korea Borwa wa nywaga e 14, Dipapading tša Olimpiki tša Selemo tša 2000 kua Sydney. Moo, o ile a palelwa ke go fetela go seripa sa makgaolakgang ka go efe goba efe ya ditiragalo tša gagwe tša motho ka noši, a fetša a le masome a mane ka 100 m freestyle 58.77, le masome a mane-lekgolo ka  <response>: 50 m ya go kitima ka go itlhama 26.88. Gape o beilwe wa lesome šupa, bjalo ka leloko la sehlopha sa Korea Borwa, ka 4 × 100 m medley relay 4:16.93. 