premise: A police officer standing next his police motorbike holding a yellow safety jacket. hypothesis: A man driving a car.
contradiction: A man is not necessarily also a police officer. The person cannot be both standing and driving, and he either has a car or a motorbike.|contradiction: NOT ALL MEN ARE POLICE OFFICERS AND CAR AND MOTORBIKE AND CAR ARE DIFFERENT.|contradiction: Man can't be driving car if he is standing next to something.