What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_12, x_12 will sleep if and only if x_12 will cook. Karen is cooking if and only if Richard is playing a game. For all x_12, x_12 will drink water if and only if x_12 will sleep. For all x_12, x_12 will not drink water.
If Karen cooks, then Richard is playing a game. If Richard plays a game, then Karen is cooking. For all x_12, if x_12 sleeps, then x_12 is cooking. For all x_12, if x_12 drinks water, then x_12 is sleeping. For all x_12, if x_12 cooks, then x_12 is sleeping. For all x_12, if x_12 sleeps, then x_12 is drinking water. For all x_12, x_12 will not sleep.