Learn How to Spot Mate in 1: Sicilian Defense
This middlegame puzzle comes from the Sicilian Defense and shows how a well-placed queen can end the game immediately when the enemy king is boxed in. Even in a materially complex position, king safety can outweigh everything else. The key idea is to look for direct checks that cannot be met by capture, block, or escape. When the king has limited flight squares and your pieces already point at the target, a forcing finish often appears.