What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_16, x_16 is not a nurse. For all x_16, x_16 will play a game if and only if x_16 is a nurse. For all x_16, if x_16 drives a car, then x_16 is an astronaut. There is at least one x_16 for which if x_16 were a server, then x_16 is playing a game. For all x_16, if x_16 were an astronaut, then x_16 is a server.
For all x_16, if x_16 drives a car, then x_16 is a server. There is at least one x_16 for which if x_16 were an astronaut, then x_16 is playing a game. For all x_16, if x_16 plays a game, then x_16 is a nurse. For all x_16, if x_16 were a nurse, then x_16 is playing a game. For all x_16, x_16 will not play a game.