What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_11, x_11 will not listen to a song or x_11 is a carpenter. For all x_11, x_11 will listen to a song or x_11 is a bartender. For all x_11, x_11 will not take a plane. For all x_11, if x_11 were a bartender, then x_11 is playing squash. For all x_11, x_11 will take a plane if and only if x_11 will play squash. For all x_11, if x_11 plays squash, then x_11 is a bartender.
For all x_11, x_11 is a bartender or x_11 is a carpenter. For all x_11, x_11 is a bartender if and only if x_11 will play squash. For all x_11, x_11 will play squash if and only if x_11 is a bartender. For all x_11, if x_11 takes a plane, then x_11 is playing squash. For all x_11, if x_11 plays squash, then x_11 is taking a plane. For all x_11, x_11 will not play squash.