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 '' .
Chances are about even that a man is shining another man 's shoes .
Chances are about even that a man is shining another man 's shoes .
There is almost no chance that a man is shining another man 's shoes .
A man is shining another man 's shoes .