Consider the following premises. For all x_7, x_7 will sleep or x_7 is sad. For all x_7, if x_7 sleeps, then x_7 is poor. For all x_7, x_7 is a poet. For all x_7, if x_7 were sad, then x_7 is poor. Can we infer the following from them? Sarah is poor.
 From the fact that for all x_7, if x_7 sleeps, then x_7 is poor, that for all x_7, if x_7 were sad, then x_7 is poor, and that for all x_7, x_7 will sleep or x_7 is sad we can infer that for all x_7, x_7 is poor. From the fact that for all x_7, x_7 is a poet, and that for all x_7, x_7 is poor we can infer that for all x_7, x_7 is a poet and x_7 is poor. From the fact that for all x_7, x_7 is a poet and x_7 is poor we can infer that Sarah is a poet and Sarah is poor. Finally, from the fact that Sarah is a poet and Sarah is poor we can infer that Sarah is poor. Therefore, the answer is yes.