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 is not bored. For all x_5, if x_5 were a nurse, then x_5 is bored. For all x_5, x_5 will drive a car or x_5 is a bartender. For all x_5, x_5 will drive a car if and only if x_5 is a nurse.
For all x_5, x_5 is not a nurse. For all x_5, if x_5 drives a car, then x_5 is a nurse. For all x_5, if x_5 were a nurse, then x_5 is driving a car.