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 fast and x_7 will play tennis. There is at least one x_7 for which if x_7 writes a letter, then x_7 is a bartender. For all x_7, if x_7 were a bartender, then x_7 is not fast.
For all x_7, x_7 is fast. For all x_7, x_7 will play tennis.