A man in blue shorts is at the beach and is making some sand art in the shape of a person .
It is certain that the man building sand art in the shape of a person is trying to win a contest .
It is impossible that the man building sand art in the shape of a person is trying to win a contest .
It is certain that the man building sand art in the shape of a person is trying to win a contest .
The man building sand art in the shape of a person is trying to win a contest .