<prompt> Kamilisha sentensi ifuatayo: Gerhardt pia alishinda medali tano katika Mashindano ya Dunia ya FIBT na dhahabu tatu Watu wawili:  <response>: 1981, Four-man: 1977, 1981, fedha moja Four-man: 1979, na shaba moja Four-man: 1978. 