A man sits behind a music stand playing the guitar while people perform in the background .
It is probably not the case that a man sits behind a stand and plays a black guitar while people perform behind him .
It is probably not the case that a man sits behind a stand and plays a black guitar while people perform behind him .
It is highly likely that a man sits behind a stand and plays a black guitar while people perform behind him .
A man sits behind a stand and plays a black guitar while people perform behind him .