A man in a beige shirt and white hat stands looking at the bottom of a brown staircase which is decorated with colorful images of animals and designs .
It is almost certain that a man is looking at the bottom of a brown staircase .
It is almost certain that a man is looking at the bottom of a brown staircase .
It is improbable that a man is looking at the bottom of a brown staircase .
A man is looking at the bottom of a brown staircase .