Consider the following premises. For all x_12, if x_12 plays squash, then x_12 is excited. If Charles were excited, then Jessica is listening to a song. If Jessica listens to a song, then Charles is playing squash. Can we infer the following from them? If we can, name the inference rule being used: For all x_12, if x_12 plays squash, then x_12 is excited.
That is one of the premises. Therefore, the answer is yes.