What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? If Patricia were an artist, then Elisabeth is a poet. If it is not overcast, then Patricia is an artist. It is not cold. If it is overcast, then it is snowing. If it snows, then it is cold.
It is not snowing. If it is not overcast, then Elisabeth is a poet. If it is overcast, then it is cold.