A man is singing and playing a guitar on stage .
A man is on stage signing and playing the guitar really well .
A man is singing and playing a guitar on stage.
A man is on stage signing and playing the guitar really well.
While it is clear that a man is singing and playing guitar we can not tell if he is doing it well.
While it is clear that a man is singing and playing guitar we can not tell if he is doing it well .