3322 real-game puzzles in this collection
What is a pin?
A pin freezes an enemy piece on a line because moving it would expose a more valuable piece behind it. An absolute pin, against the king, makes moving the pinned piece illegal; a relative pin merely makes it losing.
How to spot it
Trace every bishop, rook and queen line through enemy pieces toward the king or queen. When two enemy units share a line with your long-range piece, a pin is on the board or one move away.
What this set trains
Pin puzzles teach you to pile pressure on an immobilized target and to notice when a defender that looks solid is actually frozen.
Foundation: 347Developing: 701Challenging: 745Advanced: 1529
developing
Rating 1370
advantageendgamepin
developing
Rating 1371
matemateIn2middlegame
developing
Rating 1372
kingsideAttackmatemateIn2
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Rating 1372
crushingendgamelong
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Rating 1372
advantagemiddlegamepin
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Rating 1374
advantagemiddlegamepin
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Rating 1374
crushingmastermiddlegame
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Rating 1375
advantagemiddlegamepin
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Rating 1375
clearancecrushingendgame
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Rating 1376
crushinglongmaster
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Rating 1376
advantageendgamemaster
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Rating 1376
matemateIn1middlegame
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Rating 1376
kingsideAttackmatemateIn2
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Rating 1377
crushingendgameexposedKing
developing
Rating 1378
advantagemiddlegamepin
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Rating 1378
advantagediscoveredAttackdiscoveredCheck
developing
Rating 1379
advantagelongmiddlegame
developing
Rating 1379
crushinglongopening
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Rating 1380
matemateIn1middlegame
developing
Rating 1381
endgamematemateIn2
developing
Rating 1381
matemateIn2middlegame
developing
Rating 1381
endgamematemateIn2
developing
Rating 1383
advantagelongmiddlegame
developing
Rating 1383
matemateIn1middlegame
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