Ku dhammaystiro weedha soo socota: Roland Graupner waa orodyahan Jarmal ah oo ku tartamayay dhamaadkii 1970-yadii. Wuxuu ku guuleystay laba billadood oo dahab ah tartanka K-4 500 m ee ICF Canoe Sprint World Championships, isagoo ku guuleystay
1978 iyo 1979.