A man in a black shirt and black jeans and a little boy are taking a look inside a green truck 's engine while it is parked in a grass field with a gas tank in front of it .
There is a very good chance that a boy and his father examine the truck 's engine .
There is a very good chance that a boy and his father examine the truck 's engine .
We doubt that a boy and his father examine the truck 's engine .
A boy and his father examine the truck 's engine .