Consider the following premises. For all x_11, x_11 will not drink water or x_11 is a mechanic. For all x_11, x_11 will not play squash. For all x_11, x_11 will drive a car. There is at least one x_11 for which x_11 will drink water or x_11 will play squash. Can we infer the following from them? For all x_11, x_11 will not drink water or x_11 is a mechanic.
That is one of the premises. Therefore, the answer is yes.