Consider the following premises. For all x_8, if x_8 cooks, then x_8 is a sailor. For all x_8, if x_8 cooks, then x_8 is a sailor. For all x_8, if x_8 were a sailor, then x_8 is cooking. Can we infer the following from them? If we can, name the inference rule being used: The fact that Michael cooks does not imply that Michael is a sailor.
That contradicts the premises. Therefore the answer is no.