Consider the following premises. For all x_10, if x_10 were a musician, then x_10 is a lawyer. Michael is not a lawyer. If it is late, then Michael is a musician. Can we infer the following from them? It is not late.
 From the fact that for all x_10, if x_10 were a musician, then x_10 is a lawyer we can infer that if Michael were a musician, then Michael is a lawyer. From the fact that if it is late, then Michael is a musician, and that if Michael were a musician, then Michael is a lawyer we can infer that if it is late, then Michael is a lawyer. Finally, from the fact that if it is late, then Michael is a lawyer, and that Michael is not a lawyer we can infer that it is not late. Therefore, the answer is yes.