What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? It is windy. If Karen climbs a mountain, then it is not windy. It is cold. It is cold if and only if Jessica is driving a car.
Karen is not climbing a mountain. It is windy and it is cold. It is cold and it is windy. If it is cold, then Jessica is driving a car. If Jessica drives a car, then it is cold.