Consider the following premises. Susan is a politician if and only if it is cold. Susan is a politician. For all x_9, x_9 will listen to a song. Can we infer the following from them? It is cold and Elisabeth is listening to a song.
 From the fact that Susan is a politician if and only if it is cold we can infer that if Susan were a politician, then it is cold. From the fact that if Susan were a politician, then it is cold, and that Susan is a politician we can infer that it is cold. From the fact that for all x_9, x_9 will listen to a song we can infer that Elisabeth is listening to a song. Finally, from the fact that it is cold, and that Elisabeth is listening to a song we can infer that it is cold and Elisabeth is listening to a song. Therefore, the answer is yes.