What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Elisabeth is not driving a car. It is raining if and only if it is overcast. If it is overcast, then it is cloudy. If it is cloudy, then Elisabeth is driving a car.
It is not cloudy. If it is overcast, then Elisabeth is driving a car. If it rains, then it is overcast. If it is overcast, then it is raining.