What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x, x will sleep. There is at least one x for which if x were rich, then x is not sleeping. For all x, if x were rich, then x is curious. For all x, if x were curious, then x is rich.
There is at least one x for which x is not rich. For all x, x is rich if and only if x is curious. For all x, x is curious if and only if x is rich.