Consider the following premises. For all x_8, if x_8 were a lawyer, then x_8 is playing squash. For all x_8, if x_8 plays squash, then x_8 is a lawyer. For all x_8, if x_8 plays squash, then x_8 is a lawyer. Can we infer the following from them? If we can, name the inference rule being used: For all x_8, if x_8 were a lawyer, then x_8 is playing squash.
That is one of the premises. Therefore, the answer is yes.