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 2275
crushingdefensiveMoveendgame
advanced
Rating 2276
crushingendgamelong
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Rating 2276
crushingendgamepawnEndgame
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Rating 2278
crushingendgamepawnEndgame
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Rating 2279
crushingendgamepawnEndgame
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Rating 2280
crushingdefensiveMoveendgame
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Rating 2281
crushingdefensiveMoveendgame
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Rating 2283
crushingendgamelong
advanced
Rating 2284
crushingendgamemaster
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Rating 2286
crushingendgamelong
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Rating 2288
crushingendgamelong
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Rating 2289
crushingendgamepawnEndgame
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Rating 2291
crushingdefensiveMoveendgame
advanced
Rating 2291
crushingendgamelong
advanced
Rating 2292
crushingdeflectionendgame
advanced
Rating 2294
crushingdefensiveMoveendgame
advanced
Rating 2295
crushingdefensiveMoveendgame
advanced
Rating 2295
crushingdefensiveMoveendgame
advanced
Rating 2300
crushingendgamelong
advanced
Rating 2302
crushingendgamequeenEndgame
advanced
Rating 2303
crushingendgamelong
advanced
Rating 2307
crushingdefensiveMoveendgame
advanced
Rating 2307
crushingdefensiveMoveendgame
advanced
Rating 2309
bishopEndgamecrushingdefensiveMove
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