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
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Rating 1339
crushingmastermiddlegame
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Rating 1339
advantagemiddlegamepin
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Rating 1339
advantagelongmiddlegame
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Rating 1340
advantagediscoveredAttackendgame
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Rating 1341
advantageendgamelong
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Rating 1341
advantagemiddlegamepin
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Rating 1342
crushingdeflectionendgame
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Rating 1344
endgamematemateIn2
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Rating 1344
advantagelongmiddlegame
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Rating 1344
crushingendgamelong
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Rating 1346
crushingendgamepin
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Rating 1346
deflectionmatemateIn2
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Rating 1346
advantagemiddlegamepin
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Rating 1347
advantageendgamepin
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Rating 1347
advantagemiddlegamepin
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Rating 1348
matemateIn1oneMove
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Rating 1349
advantagemiddlegamepin
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Rating 1349
kingsideAttackmatemateIn2
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Rating 1349
endgamematemateIn2
developing
Rating 1349
advancedPawncrushingendgame
developing
Rating 1349
crushingdiscoveredAttackmiddlegame
developing
Rating 1350
advantageintermezzokingsideAttack
developing
Rating 1350
advancedPawndiscoveredAttackdiscoveredCheck
developing
Rating 1351
endgamematemateIn2
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