An older man with a mustache wearing blue jeans , a black belt , red short-sleeve shirt and a hat is looking at a book by a yong boy wearing a navy shirt and hat who is probably taking a picture or looking through binoculars .
It is certain that the older man is wearing blue jeans .
It is certain that the older man is wearing blue jeans .
It is unlikely that the older man is wearing blue jeans .
The older man is wearing blue jeans .