What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_5, x_5 will not drive a car. For all x_5, if x_5 were rich, then x_5 is an astronaut. For all x_5, if x_5 sleeps, then x_5 is driving a car. For all x_5, if x_5 were an astronaut, then x_5 is sleeping.
For all x_5, x_5 will not sleep. For all x_5, if x_5 were rich, then x_5 is sleeping. For all x_5, if x_5 were an astronaut, then x_5 is driving a car.