Eccentric chess prodigy Silly William finds himself on a train bound for Hell (or Philadelphia, as it is known in some circles). When a mysterious entity that only plays the four-move checkmate attack hears of Silly Williams skill, it offers him his freedom if he can manage to defeat the entity in a best of seven chess matches. Fortunately for Silly William, he has dedicated his entire chess career to specifically refuting the four-move checkmate attack. And he will teach it to you now like his soul depends on it.
