Consider the following premises. For all x_17, x_17 will take a plane or x_17 will drink water. For all x_17, x_17 will not drink water. If it is overcast, then Patricia is not a writer. For all x_17, x_17 will not take a plane. Can we infer the following from them? If we can, name the inference rule being used: It is overcast.
The premises are contradictory and we can infer anything from them. Therefore, the answer is yes.