What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? There is at least one y for which if y drives a car, then y is poor. For all y, if y sleeps, then y is driving a car. For all y, y will climb a mountain or y is not poor.
There is at least one y for which if y sleeps, then y is poor. For all y, if y were poor, then y is climbing a mountain.