Kyle, Neal, and Grant find themselves trapped in a dark and cold dungeon
(HOW they arrived there is another story). After a quick search the boys find
three doors, the first one red, the second one blue, and the third one green.
Behind one of the doors is a path to freedom. Behind the other two doors,
however, is an evil fire-breathing dragon. Opening a door to the dragon means
almost certain death.
On each door there is an inscription:
Red door: Freedom is behind this door
Blue door: Freedom is not behind this door
Green door: Freedom is not behind the blue door
Given the fact that at LEAST ONE of the three statements on the three doors
is true and at LEAST ONE of them is false, which door would lead the boys to