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 not drink water. There is at least one x_6 for which if x_6 were rich, then x_6 is a politician. For all x_6, if x_6 were a politician, then x_6 is rich. For all x_6, x_6 is a politician if and only if x_6 will drink water.
There is at least one x_6 for which x_6 is rich if and only if x_6 is a politician. There is at least one x_6 for which x_6 is a politician if and only if x_6 is rich. For all x_6, if x_6 were a politician, then x_6 is drinking water. For all x_6, if x_6 drinks water, then x_6 is a politician. For all x_6, x_6 is not a politician.