What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_8, x_8 will play squash if and only if x_8 will drink water. For all x_8, x_8 will not play squash. If it is overcast, then Patricia is drinking water.
For all x_8, if x_8 plays squash, then x_8 is drinking water. For all x_8, if x_8 drinks water, then x_8 is playing squash. For all x_8, x_8 will not drink water.