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
foundation
Rating 1077
advantageclearancediscoveredAttack
foundation
Rating 1078
crushingendgamemaster
foundation
Rating 1079
matemateIn1middlegame
foundation
Rating 1080
advantagemiddlegamepin
foundation
Rating 1080
advantagemiddlegamepin
foundation
Rating 1080
matemateIn1middlegame
foundation
Rating 1081
crushingendgamepin
foundation
Rating 1083
crushingendgamepin
foundation
Rating 1086
advantageattractionendgame
foundation
Rating 1086
crushingendgamepin
foundation
Rating 1090
backRankMatedeflectionhangingPiece
foundation
Rating 1090
matemateIn1middlegame
foundation
Rating 1091
crushingdiscoveredAttackendgame
foundation
Rating 1093
deflectionendgamelong
foundation
Rating 1094
advancedPawnadvantagedeflection
foundation
Rating 1094
advantagemiddlegamepin
foundation
Rating 1096
advantagemiddlegamepin
foundation
Rating 1096
crushingendgamepin
foundation
Rating 1097
crushingmiddlegamepin
foundation
Rating 1099
advantagemiddlegamepin
foundation
Rating 1100
advantagemiddlegamepin
foundation
Rating 1101
kingsideAttackmatemateIn2
foundation
Rating 1102
advantagediscoveredAttackendgame
foundation
Rating 1103
crushingendgamemaster
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