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 go running if and only if x_5 is a carpenter. For all x_5, x_5 is not an office clerk. For all x_5, if x_5 goes running, then x_5 is an office clerk.
For all x_5, x_5 will not go running. For all x_5, if x_5 goes running, then x_5 is a carpenter. For all x_5, if x_5 were a carpenter, then x_5 is running.