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 is not a janitor. For all x_11, x_11 is a janitor or x_11 will work. For all x_11, x_11 is an astronaut or x_11 is fast. For all x_11, if x_11 were an astronaut, then x_11 is climbing a mountain. For all x_11, if x_11 were fast, then x_11 is climbing a mountain.
For all x_11, x_11 will work. For all x_11, x_11 will climb a mountain.