What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? There is at least one x for which if x were a scientist, then x is an office clerk. For all x, if x drinks water, then x is a scientist. For all x, if x were an office clerk, then x is drinking water.
For all x, if x were an office clerk, then x is a scientist. There is at least one x for which if x were a scientist, then x is drinking water. There is at least one x for which if x drinks water, then x is an office clerk.