A stocky gentleman wearing a long-sleeve , blue shirt , black slacks , aged , black boots and a blue billed cap is scaling a roof , using the structure 's struts to approach stacks of tiles stored at the roof 's apex .
There is little chance that a man is on top of a roof .
It is almost certain that a man is on top of a roof .
There is little chance that a man is on top of a roof .
A man is on top of a roof .