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 2755
crushingmiddlegamepin
advanced
Rating 2756
collinearMovecrushingexposedKing
advanced
Rating 2756
crushingendgamelong
advanced
Rating 2757
castlingcrushingmiddlegame
advanced
Rating 2757
crushingexposedKingmiddlegame
advanced
Rating 2757
crushinglongmiddlegame
advanced
Rating 2759
crushingendgamelong
advanced
Rating 2759
advantagediscoveredAttacklong
advanced
Rating 2759
advantagekingsideAttacklong
advanced
Rating 2759
crushingintermezzomiddlegame
advanced
Rating 2760
crushingendgamepin
advanced
Rating 2760
advantageattractionmaster
advanced
Rating 2760
crushinglongmaster
advanced
Rating 2760
crushingdefensiveMoveexposedKing
advanced
Rating 2762
advantageendgameexposedKing
advanced
Rating 2762
crushingdefensiveMoveendgame
advanced
Rating 2762
advantageendgameexposedKing
advanced
Rating 2762
crushingopeningpin
advanced
Rating 2762
crushingmiddlegamepin
advanced
Rating 2763
advantageclearancecollinearMove
advanced
Rating 2763
capturingDefendercrushingdiscoveredAttack
advanced
Rating 2763
advantagediscoveredAttacklong
advanced
Rating 2764
crushinghangingPiecemiddlegame
advanced
Rating 2764
crushingendgamepin
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