Consider the following premises. It is windy or Michael is not a lawyer. It is windy or Elisabeth is not poor. Jessica is not climbing a mountain or Michael is a lawyer. Jessica is climbing a mountain or Elisabeth is poor. Can we infer the following from them? It is windy.
 From the fact that Jessica is climbing a mountain or Elisabeth is poor, and that Jessica is not climbing a mountain or Michael is a lawyer we can infer that Elisabeth is poor or Michael is a lawyer. From the fact that it is windy or Elisabeth is not poor we can infer that if Elisabeth were poor, then it is windy. From the fact that it is windy or Michael is not a lawyer we can infer that if Michael were a lawyer, then it is windy. Finally, from the fact that if Elisabeth were poor, then it is windy, that if Michael were a lawyer, then it is windy, and that Elisabeth is poor or Michael is a lawyer we can infer that it is windy. Therefore, the answer is yes.