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: For all x_8, x_8 will work and x_8 is a janitor. For all x_8, x_8 is a writer.
For all x_8, x_8 will work can be inferred via the universal simplification rule. For all x_8, x_8 is a janitor can be inferred via the universal simplification rule.