Learn How to Spot Pillsbury's Mate: Mate in 1
This chess endgame is a classic example of a mating net where the enemy king is boxed in by its own pieces and limited escape squares. In classical chess, these patterns often appear when rooks and bishops coordinate on open lines around an exposed king. The key idea is not material gain but immediate king safety: one forcing move ends the game because every flight square is covered and the defender cannot interpose in time.