What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_6, x_6 will make tea or x_6 will climb a mountain. For all x_6, x_6 will cook or x_6 will not climb a mountain. For all x_6, x_6 will not make tea.
For all x_6, x_6 will climb a mountain. For all x_6, if x_6 climbs a mountain, then x_6 is cooking.