A man in a black jacket in jeans takes a photograph of a man posing on the street in a silver suit .
There is a better than even chance that the man in the black jacket is smiling at his subject .
There is a better than even chance that the man in the black jacket is smiling at his subject .
There is almost no chance that the man in the black jacket is smiling at his subject .
The man in the black jacket is smiling at his subject .