<prompt> Ngwala tšwetšopele ya serapa se - Marcel Gerritsen yo a belegwego ka la 6 Pherekgong 1967 ke mo-Dutch yo e bego e le mo-baesekele yo a bego a sepela ka paesekele ya thabeng ya cross-country le cyclo-cross cyclist. O thopile sefoka sa silifera ka go kitima nageng ka bophara ka 1993 UCI Mountain Bike World Championships  <response>: .. le 