What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x, x is an electrician or x will climb a mountain. There is at least one x for which if x were a nurse, then x is a mechanic. For all x, x is a politician. For all x, if x were a politician, then x is a poet. For all x, x is not an electrician or x is a nurse. For all x, if x climbs a mountain, then x is a mechanic.
For all x, x is a poet. For all x, x will climb a mountain or x is a nurse.