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 .
It is probably the case that a man uses struts and other people to fix a roof .
It is impossible that a man uses struts and other people to fix a roof .
It is probably the case that a man uses struts and other people to fix a roof .
A man uses struts and other people to fix a roof .