Consider the following premises. If it is cloudy, then it is not windy. It is windy if and only if Karen is a musician. Karen is a musician. Can we infer the following from them? It is cloudy.
 From the fact that it is windy if and only if Karen is a musician we can infer that if Karen were a musician, then it is windy. From the fact that if Karen were a musician, then it is windy, and that Karen is a musician we can infer that it is windy. Finally, from the fact that if it is cloudy, then it is not windy, and that it is windy we can infer that it is not cloudy, which contradicts that It is cloudy. Therefore, the answer is no.