Consider the following premises. For all x_14, if x_14 plays tennis, then x_14 is a mechanic. For all x_14, if x_14 were an artist, then x_14 is a mechanic. For all x_14, if x_14 were a musician, then x_14 is sleeping. For all x_14, x_14 will play tennis or x_14 is a musician. For all x_14, x_14 is an artist or x_14 will not sleep. Can we infer the following from them? For all x_14, if x_14 were an artist, then x_14 is a mechanic.
That is one of the premises. Therefore, the answer is yes.