729 real-game puzzles in this collection
What is a zugzwang?
Zugzwang wins by giving the opponent the move when every legal reply worsens their position. It is the signature weapon of pawn and minor-piece endgames.
How to spot it
In simplified positions, ask what the opponent would play if forced to move. When every answer loses, engineer that exact position — often with a quiet waiting move.
What this set trains
These puzzles build endgame patience: winning with tempo and geometry instead of direct attack.
Foundation: 42Developing: 61Challenging: 131Advanced: 495
advanced
Rating 2345
crushingendgamepawnEndgame
advanced
Rating 2347
crushingdefensiveMoveendgame
advanced
Rating 2356
crushingdefensiveMoveendgame
advanced
Rating 2357
crushingdefensiveMoveendgame
advanced
Rating 2358
bishopEndgamecrushingendgame
advanced
Rating 2358
crushingdefensiveMoveendgame
advanced
Rating 2359
crushingendgamemaster
advanced
Rating 2360
advancedPawncrushingdefensiveMove
advanced
Rating 2363
crushingendgamelong
advanced
Rating 2365
crushingendgamepawnEndgame
advanced
Rating 2366
crushingendgamepawnEndgame
advanced
Rating 2368
crushingendgamelong
advanced
Rating 2369
crushingendgamelong
advanced
Rating 2370
crushingdefensiveMoveendgame
advanced
Rating 2372
crushingendgamelong
advanced
Rating 2375
crushingendgamepawnEndgame
advanced
Rating 2380
crushingendgamepawnEndgame
advanced
Rating 2382
crushingdeflectionendgame
advanced
Rating 2382
crushingdefensiveMoveendgame
advanced
Rating 2383
crushingdefensiveMoveendgame
advanced
Rating 2390
crushingdefensiveMoveenPassant
advanced
Rating 2391
crushingendgamepawnEndgame
advanced
Rating 2391
crushingendgamepawnEndgame
advanced
Rating 2392
crushingendgamepawnEndgame
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