What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_6, x_6 will work or x_6 will not play tennis. For all x_6, x_6 will play tennis or x_6 will not work.
For all x_6, if x_6 plays tennis, then x_6 is working. For all x_6, if x_6 works, then x_6 is playing tennis.