Learn How to Spot a Fork: Mate in 3
This middlegame puzzle comes from the Sicilian Defense and shows how a forcing queen sacrifice can create a mating net. The key idea is a tactical fork: one piece attacks multiple high-value targets at once, leaving the defender unable to respond to every threat. Here, the king’s shelter is loose enough that checks become decisive, and the opponent’s pieces are overloaded defending the back rank and key entry squares. In classical chess, these patterns often decide the game immediately.