What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? If Michael sleeps, then John is a bartender. For all z, z is fast. If Jennifer were fast, then Michael is sleeping. It is windy if and only if Michael is sleeping.
If Jennifer were fast, then John is a bartender. If it is windy, then Michael is sleeping. If Michael sleeps, then it is windy.