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 2238
advantagekingsideAttackmiddlegame
advanced
Rating 2238
crushingexposedKingfork
advanced
Rating 2240
advantageendgamepin
advanced
Rating 2241
crushingendgamepin
advanced
Rating 2241
crushingendgamemaster
advanced
Rating 2241
advantagemiddlegamepin
advanced
Rating 2242
crushingmiddlegamepin
advanced
Rating 2242
advantageattractiondeflection
advanced
Rating 2243
advantagecollinearMovelong
advanced
Rating 2244
advancedPawnadvantageendgame
advanced
Rating 2244
crushingintermezzomiddlegame
advanced
Rating 2244
advantageendgameintermezzo
advanced
Rating 2245
crushinglongmiddlegame
advanced
Rating 2245
crushingexposedKingfork
advanced
Rating 2245
advantageforkmiddlegame
advanced
Rating 2245
advantagediscoveredAttackdiscoveredCheck
advanced
Rating 2246
clearancecrushinglong
advanced
Rating 2247
advantagelongmiddlegame
advanced
Rating 2247
advantagelongmiddlegame
advanced
Rating 2248
advantagedefensiveMoveendgame
advanced
Rating 2249
crushingdiscoveredAttackmaster
advanced
Rating 2249
crushingmastermiddlegame
advanced
Rating 2249
advantagemiddlegamepin
advanced
Rating 2251
advantageendgamepin
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