Queen Endgame Puzzle (Rated 1330): Spot Mate in 2 — Queen Endgame
This chess endgame is a classic example of how queen activity can decide the game immediately when the enemy king is exposed. Even with reduced material, a centralized queen can create a mating net by controlling escape squares, cutting off the king, and forcing a reply that leaves no defense. In classical chess, these patterns often appear after simplification, when king safety matters more than material count.