A man in a yellow construction hat with a tool bag on his back , is drilling a wall labeled superior walls .
There is a better than even chance that a man in a yellow hard hat wearing a yellow tool bag on his back is drilling into a wall .
It is highly unlikely that a man in a yellow hard hat wearing a yellow tool bag on his back is drilling into a wall .
There is a better than even chance that a man in a yellow hard hat wearing a yellow tool bag on his back is drilling into a wall .
A man in a yellow hard hat wearing a yellow tool bag on his back is drilling into a wall .