Premise: "A man is sitting with his music stand in front of him."\nHypothesis: "A man is going to play a song."\nDo we know that the hypothesis entailed by the premise?
Let's be accurate as possible. Think before you answer.
it is not possible to tell
A man with a music stand in front of him is not necessarily going to play a song.

.

Thus, the answer is it is not possible to tell