A man is sitting on a chair with a jacket hung over the back , next to a tuba , with sheet music in front of him .
There is a very good chance that a man is sitting on a chair with a jacket hung over the back , eating a tuba .
It is impossible that a man is sitting on a chair with a jacket hung over the back , eating a tuba .
There is a very good chance that a man is sitting on a chair with a jacket hung over the back , eating a tuba .
A man is sitting on a chair with a jacket hung over the back , eating a tuba .