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 2178
crushingendgamelong
advanced
Rating 2178
crushingdefensiveMoveendgame
advanced
Rating 2178
crushingdefensiveMoveendgame
advanced
Rating 2179
crushingdefensiveMoveendgame
advanced
Rating 2180
crushingendgamelong
advanced
Rating 2181
crushingdefensiveMoveendgame
advanced
Rating 2181
crushingdefensiveMoveendgame
advanced
Rating 2181
crushingdefensiveMovedeflection
advanced
Rating 2189
crushingdefensiveMoveendgame
advanced
Rating 2194
crushingendgameveryLong
advanced
Rating 2195
bishopEndgamecrushingdefensiveMove
advanced
Rating 2195
crushingdefensiveMoveendgame
advanced
Rating 2207
bishopEndgamecrushingdefensiveMove
advanced
Rating 2210
crushingdefensiveMoveendgame
advanced
Rating 2216
crushingendgamelong
advanced
Rating 2217
crushingdeflectionendgame
advanced
Rating 2220
crushingdefensiveMoveendgame
advanced
Rating 2227
crushingdefensiveMoveendgame
advanced
Rating 2228
crushingdefensiveMoveendgame
advanced
Rating 2228
crushingendgamelong
advanced
Rating 2231
crushingendgamelong
advanced
Rating 2232
crushingendgamelong
advanced
Rating 2232
bishopEndgamecrushingdefensiveMove
advanced
Rating 2235
crushingdefensiveMoveendgame
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