<prompt> Pedzisa mutsara unotevera: Akakwikwidza mumakwikwi e100m breaststroke muSydney 2000, kwaakarambwa. MuAthens 2004, akakwikwidza mu  <response>: 50m vakasununguka. Akakunda kupisa kwake nenguva ye30.72, iyo yakanga isina kukwana kuti apfuurire kunharaunda inotevera. 