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 1537
kingsideAttackmatemateIn2
developing
Rating 1538
longmatemateIn3
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Rating 1538
advantagelongmiddlegame
developing
Rating 1538
crushingdeflectionendgame
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Rating 1539
advantagelongmiddlegame
developing
Rating 1539
crushingdefensiveMovekingsideAttack
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Rating 1539
advantagemiddlegamepin
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Rating 1539
crushingmiddlegamepin
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Rating 1540
crushingendgamelong
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Rating 1541
attractioncrushingendgame
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Rating 1541
advantagediscoveredAttacklong
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Rating 1542
advantagehangingPiecemiddlegame
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Rating 1542
crushinghangingPiecemiddlegame
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Rating 1542
advantagelongmaster
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Rating 1542
crushingendgamepin
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Rating 1542
crushingexposedKingkingsideAttack
developing
Rating 1543
crushinglongmiddlegame
developing
Rating 1543
crushingmiddlegamepin
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Rating 1543
crushingkingsideAttackmiddlegame
developing
Rating 1545
advantagemiddlegamepin
developing
Rating 1545
matemateIn1oneMove
developing
Rating 1545
endgamelongmate
developing
Rating 1546
advantageclearancediscoveredAttack
developing
Rating 1546
clearanceendgamemate
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