<prompt> Ratsimbazafy akabva apinda mumakwikwi e4 × 100 metres relay pa1999 World Championships uye 2000 Olympic Games  <response>: , nguva dzose pasina kufambira mberi kubva pakupisa, kunyange zvazvo nhoroondo yenyika ye43.61 masekondi yakagadzwa paOlympics. 