What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? It is not windy. If it is cloudy, then it is windy. If it is windy, then it is cloudy. If Michael drinks water, then it is cloudy.
It is not cloudy. If Michael drinks water, then it is windy. It is cloudy if and only if it is windy. It is windy if and only if it is cloudy.