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 2639
crushingendgamepin
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Rating 2639
crushingendgamepawnEndgame
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Rating 2640
crushingendgamelong
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Rating 2647
crushingdefensiveMoveendgame
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Rating 2648
crushingdefensiveMoveendgame
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Rating 2648
crushingendgamelong
advanced
Rating 2648
crushingdefensiveMoveendgame
advanced
Rating 2649
crushingdefensiveMoveendgame
advanced
Rating 2653
crushingdefensiveMoveendgame
advanced
Rating 2658
crushingdefensiveMoveendgame
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Rating 2659
crushingdefensiveMoveendgame
advanced
Rating 2659
crushingendgamepawnEndgame
advanced
Rating 2662
crushingendgamequietMove
advanced
Rating 2662
crushingendgamemaster
advanced
Rating 2666
crushingendgamepawnEndgame
advanced
Rating 2666
crushingendgamepawnEndgame
advanced
Rating 2668
crushingdefensiveMoveendgame
advanced
Rating 2669
crushingdefensiveMoveendgame
advanced
Rating 2670
crushingendgamemaster
advanced
Rating 2671
advantageendgamepawnEndgame
advanced
Rating 2671
crushingdefensiveMoveendgame
advanced
Rating 2673
crushingdefensiveMoveendgame
advanced
Rating 2673
crushingendgamepawnEndgame
advanced
Rating 2674
bishopEndgamecrushingendgame
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