Consider the following premises. William is bored if and only if Jennifer is climbing a mountain. Jennifer is not climbing a mountain. It is windy and Jessica is a carpenter. Can we infer the following from them? It is windy and William is not bored.
 From the fact that it is windy and Jessica is a carpenter we can infer that it is windy. From the fact that William is bored if and only if Jennifer is climbing a mountain, and that Jennifer is not climbing a mountain we can infer that William is not bored. Finally, from the fact that it is windy, and that William is not bored we can infer that it is windy and William is not bored. Therefore, the answer is yes.