Complex sentence: Harmeling rode the Tour de France three times: in 1991 he was the lanterne rouge, in 1992 he won a stage, and in 1994 he was disqualified for hanging onto the team car.
Split into simpler sentences: Harmeling rode the Tour de France three times; in the 1991 Tour de France he was the lanterne rouge, in the 1992 Tour de France he won a stage. In the 1994 Tour de France, he was disqualified for hanging onto the team car.