What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_3, x_3 is a sailor and x_3 is a lawyer. There is at least one x_3 for which x_3 will take a plane.
For all x_3, x_3 is a sailor. For all x_3, x_3 is a lawyer.