What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Name the inference rule being used: It is raining. If Jennifer were a lawyer, then it is windy. It is raining if and only if it is windy.
If it rains, then it is windy can be inferred via the biconditional elimination rule. If it is windy, then it is raining can be inferred via the biconditional elimination rule.