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 not climb a mountain. For all x_6, x_6 will play squash. There is at least one x_6 for which x_6 will climb a mountain or x_6 is an artist.
There is at least one x_6 for which x_6 is an artist.