Learn How to Spot a Mate in 2: Back Rank Mate
This chess endgame puzzle shows how a seemingly active position can hide a forced mating net. White’s rook activity is the key: the rook on the seventh rank and the open lines around the black king create immediate tactical pressure. In classical chess, these patterns often come from a skewer, a pinned defender, or a piece that is overloaded. Even when material is down, forcing moves can override everything else if the king has no safe squares.