What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_1, if x_1 takes a plane, then x_1 is an artist. There is at least one x_1 for which x_1 will take a plane or x_1 will go running. For all x_1, if x_1 plays a game, then x_1 is an artist. For all x_1, if x_1 goes running, then x_1 is playing a game.
For all x_1, if x_1 goes running, then x_1 is an artist.