Consider the following premises. If James were bored, then Charles is not a musician. If Richard writes a letter, then it is cloudy. Charles is a musician. Richard is writing a letter. Can we infer the following from them? James is bored.
 From the fact that if Richard writes a letter, then it is cloudy, and that Richard is writing a letter we can infer that it is cloudy. Finally, from the fact that if James were bored, then Charles is not a musician, and that Charles is a musician we can infer that James is not bored, which contradicts that James is bored. Therefore, the answer is no.