A man wearing a white t-shirt with a green number 3 on the back is on his knees shining black shoes propped up on a box labeled `` SHOESHINE '' .
There is a very good chance that a man wearing a t-shirt is working on black shoes on his hands and knees .
There is a very good chance that a man wearing a t-shirt is working on black shoes on his hands and knees .
It is impossible that a man wearing a t-shirt is working on black shoes on his hands and knees .
A man wearing a t-shirt is working on black shoes on his hands and knees .