<prompt> Bhala ukuqhubeka kwalesi sigaba - Christian Poswiat owazalwa 26 Juni 1968 ungumbhukudi waseJalimane owawina izindondo ezimbili zethusi emidlalweni ye-medley emidlalweni ye-European Aquatics Championships ka-1987  <response>: kanye no-1991 World Aquatics Championships. Ubuye waqhudelana kuma-Olympics asehlobo ka-1988 nango-1992 emjahweni we-100 m kanye ne-200 breaststroke; impumelelo yakhe enhle kakhulu kwaba yindawo yesishiyagalombili emncintiswaneni we-100 m ngo-1988. 