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 take a plane. For all x_5, if x_5 were a scientist, then x_5 is playing squash. For all x_5, if x_5 cooks, then x_5 is playing squash. For all x_5, x_5 is a scientist.
For all x_5, x_5 will play squash. For all x_5, x_5 will take a plane and x_5 is a scientist. For all x_5, x_5 is a scientist and x_5 will take a plane.