What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_9, if x_9 plays tennis, then x_9 is writing a letter. For all x_9, if x_9 drives a car, then x_9 is playing tennis. For all x_9, if x_9 writes a letter, then x_9 is cooking. There is at least one x_9 for which if x_9 cooks, then x_9 is driving a car.
For all x_9, if x_9 plays tennis, then x_9 is cooking. For all x_9, if x_9 drives a car, then x_9 is writing a letter. There is at least one x_9 for which if x_9 cooks, then x_9 is playing tennis. There is at least one x_9 for which if x_9 writes a letter, then x_9 is driving a car.