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 climb a mountain or x_6 is a bartender. There is at least one x_6 for which if x_6 were poor, then x_6 is a mechanic. For all x_6, if x_6 were a bartender, then x_6 is a cashier. For all x_6, x_6 will not climb a mountain or x_6 is poor. For all x_6, if x_6 were a cashier, then x_6 is a mechanic.
For all x_6, if x_6 were a bartender, then x_6 is a mechanic. For all x_6, x_6 is a bartender or x_6 is poor.