What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Name the inference rule being used: There is at least one x_5 for which x_5 is a lawyer. For all x_5, x_5 will drink water and x_5 will play squash.
For all x_5, x_5 will drink water can be inferred via the universal simplification rule. For all x_5, x_5 will play squash can be inferred via the universal simplification rule.