What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_7, x_7 is a server if and only if x_7 will drive a car. There is at least one x_7 for which if x_7 were a lawyer, then x_7 is driving a car. For all x_7, if x_7 climbs a mountain, then x_7 is a server. For all x_7, x_7 will climb a mountain or x_7 is a lawyer.
For all x_7, if x_7 were a server, then x_7 is driving a car. For all x_7, if x_7 drives a car, then x_7 is a server.