Learn How to Spot Mate in 2: Back Rank Mate
This puzzle is a classic forcing finish where the attacking side uses a check to drive the king into a cramped square and then delivers a mating net. The key idea is not material gain, but coordination: a rook invasion, limited king mobility, and a defender that cannot help in time. In practical chess endgame play, these patterns often appear when the enemy king is boxed in by its own pieces and pawns.