Consider the following premises. For all x_9, x_9 will play squash or x_9 is bored. For all x_9, x_9 will not play squash or x_9 will listen to a song. For all x_9, if x_9 cooks, then x_9 is drinking water. For all x_9, x_9 will listen to a song if and only if x_9 will drink water. For all x_9, if x_9 were bored, then x_9 is cooking. Can we infer the following from them? For all x_9, x_9 will drink water.
 From the fact that for all x_9, x_9 will listen to a song if and only if x_9 will drink water we can infer that for all x_9, if x_9 listens to a song, then x_9 is drinking water. From the fact that for all x_9, if x_9 were bored, then x_9 is cooking, and that for all x_9, if x_9 cooks, then x_9 is drinking water we can infer that for all x_9, if x_9 were bored, then x_9 is drinking water. From the fact that for all x_9, x_9 will play squash or x_9 is bored, and that for all x_9, x_9 will not play squash or x_9 will listen to a song we can infer that for all x_9, x_9 is bored or x_9 will listen to a song. Finally, from the fact that for all x_9, if x_9 were bored, then x_9 is drinking water, that for all x_9, if x_9 listens to a song, then x_9 is drinking water, and that for all x_9, x_9 is bored or x_9 will listen to a song we can infer that for all x_9, x_9 will drink water. Therefore, the answer is yes.