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_3 for which if x_3 were happy, then x_3 is working. For all x_3, x_3 will not play squash or x_3 will drink water. For all x_3, if x_3 works, then x_3 is poor. For all x_3, x_3 will play squash or x_3 is happy. For all x_3, if x_3 drinks water, then x_3 is poor.
There is at least one x_3 for which if x_3 were happy, then x_3 is poor. For all x_3, x_3 is happy or x_3 will drink water.