What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_10, if x_10 drives a car, then x_10 is a janitor. There is at least one x_10 for which if x_10 were bored, then x_10 is a janitor. For all x_10, if x_10 were a janitor, then x_10 is bored. For all x_10, x_10 is not bored.
For all x_10, x_10 is not a janitor. For all x_10, if x_10 drives a car, then x_10 is bored. There is at least one x_10 for which x_10 is bored if and only if x_10 is a janitor. There is at least one x_10 for which x_10 is a janitor if and only if x_10 is bored.