A long line of children are walking along a dirt path in front of a building as adults are sporadically placed along the path to watch them .
It is impossible that a group of school children and their teachers walk in front of a building .
There is a very good chance that a group of school children and their teachers walk in front of a building .
It is impossible that a group of school children and their teachers walk in front of a building .
A group of school children and their teachers walk in front of a building .