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
advanced
Rating 2311
advantageclearancelong
advanced
Rating 2312
crushingendgamefork
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Rating 2313
crushingdefensiveMovemiddlegame
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Rating 2314
crushingendgamepin
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Rating 2314
crushingdefensiveMoveendgame
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Rating 2315
advantagelongmiddlegame
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Rating 2316
crushingintermezzomiddlegame
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Rating 2317
crushingendgamepin
advanced
Rating 2317
crushingmiddlegamepin
advanced
Rating 2317
advantagelongmiddlegame
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Rating 2318
crushingendgamepin
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Rating 2318
advantageendgamepin
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Rating 2319
crushinglongmiddlegame
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Rating 2320
advantagelongmiddlegame
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Rating 2320
crushingintermezzolong
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Rating 2321
advantagedefensiveMoveendgame
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Rating 2321
advantagekingsideAttacklong
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Rating 2322
crushingdefensiveMoveendgame
advanced
Rating 2322
advantagelongmaster
advanced
Rating 2323
crushinglongmiddlegame
advanced
Rating 2323
advantagelongmiddlegame
advanced
Rating 2323
advantagelongmiddlegame
advanced
Rating 2324
crushinglongmaster
advanced
Rating 2325
advantageclearancediscoveredCheck
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