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_7 for which x_7 is not a nurse or x_7 will drink water. For all x_7, x_7 will play a game if and only if x_7 will drink water. For all x_7, if x_7 were poor, then x_7 is playing a game. For all x_7, x_7 is a nurse or x_7 is poor.
There is at least one x_7 for which x_7 is poor or x_7 will drink water. For all x_7, if x_7 plays a game, then x_7 is drinking water. For all x_7, if x_7 drinks water, then x_7 is playing a game.