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 2422
crushingendgamepawnEndgame
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Rating 2424
crushingendgamemaster
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Rating 2426
crushingendgameknightEndgame
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Rating 2426
crushingendgamepawnEndgame
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Rating 2427
advantagedefensiveMoveendgame
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Rating 2428
crushingendgamelong
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Rating 2430
crushingdefensiveMoveendgame
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Rating 2432
crushingendgamelong
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Rating 2433
crushingendgamelong
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Rating 2434
bishopEndgamecrushingendgame
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Rating 2437
bishopEndgamecrushingendgame
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Rating 2440
crushingdefensiveMoveendgame
advanced
Rating 2440
crushingdefensiveMoveendgame
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Rating 2441
crushingendgamemaster
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Rating 2443
crushingdefensiveMoveendgame
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Rating 2443
crushingendgamelong
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Rating 2446
crushingendgamehangingPiece
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Rating 2446
crushingendgamepawnEndgame
advanced
Rating 2446
crushingendgamepawnEndgame
advanced
Rating 2447
crushingdefensiveMoveendgame
advanced
Rating 2447
crushingendgamemaster
advanced
Rating 2449
crushingendgamelong
advanced
Rating 2450
crushingendgamepawnEndgame
advanced
Rating 2452
advancedPawncrushingendgame
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