What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_13, if x_13 drinks water, then x_13 is poor. For all x_13, if x_13 sleeps, then x_13 is poor. For all x_13, x_13 will drink water or x_13 will sleep.
For all x_13, x_13 is poor.