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 x_8 for which if x_8 were excited, then x_8 is a bartender. For all x_8, if x_8 were a bartender, then x_8 is excited. For all x_8, if x_8 were excited, then x_8 is driving a car. For all x_8, if x_8 drives a car, then x_8 is playing a game.
For all x_8, if x_8 were a bartender, then x_8 is driving a car. For all x_8, if x_8 were excited, then x_8 is playing a game. There is at least one x_8 for which x_8 is excited if and only if x_8 is a bartender. There is at least one x_8 for which x_8 is a bartender if and only if x_8 is excited.