Consider the following premises. For all y, y will sleep or y will climb a mountain. Michael is not climbing a mountain or Sarah is listening to a song. Michael is not sleeping or Thomas is running. Can we infer the following from them? Thomas is running or Sarah is listening to a song.
 From the fact that for all y, y will sleep or y will climb a mountain we can infer that Michael is sleeping or Michael is climbing a mountain. From the fact that Michael is sleeping or Michael is climbing a mountain, and that Michael is not sleeping or Thomas is running we can infer that Michael is climbing a mountain or Thomas is running. Finally, from the fact that Michael is climbing a mountain or Thomas is running, and that Michael is not climbing a mountain or Sarah is listening to a song we can infer that Thomas is running or Sarah is listening to a song. Therefore, the answer is yes.