Consider the following premises. For all x_16, x_16 will drink water or x_16 is an electrician. For all x_16, if x_16 drinks water, then x_16 is a bartender. For all x_16, if x_16 were an electrician, then x_16 is a bartender. For all x_16, x_16 is an artist. Can we infer the following from them? William is a bartender or it is late.
 From the fact that for all x_16, if x_16 drinks water, then x_16 is a bartender, that for all x_16, if x_16 were an electrician, then x_16 is a bartender, and that for all x_16, x_16 will drink water or x_16 is an electrician we can infer that for all x_16, x_16 is a bartender. From the fact that for all x_16, x_16 is a bartender, and that for all x_16, x_16 is an artist we can infer that for all x_16, x_16 is a bartender and x_16 is an artist. From the fact that for all x_16, x_16 is a bartender and x_16 is an artist we can infer that William is a bartender and William is an artist. From the fact that William is a bartender and William is an artist we can infer that William is a bartender. Finally, from the fact that William is a bartender we can infer that William is a bartender or it is late. Therefore, the answer is yes.