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 1313
clearancecrushingendgame
developing
Rating 1314
crushingmiddlegamepin
developing
Rating 1315
crushingopeningpin
developing
Rating 1316
crushingendgamelong
developing
Rating 1316
crushingendgamelong
developing
Rating 1318
advantagemiddlegamepin
developing
Rating 1318
deflectionlongmate
developing
Rating 1318
advantagekingsideAttackmiddlegame
developing
Rating 1318
advantageattractionclearance
developing
Rating 1318
crushingmiddlegamepin
developing
Rating 1319
crushingendgamepin
developing
Rating 1319
advantageattractionendgame
developing
Rating 1320
advantagekingsideAttackmiddlegame
developing
Rating 1320
matemateIn2middlegame
developing
Rating 1321
advantagemiddlegamepin
developing
Rating 1322
crushingendgamemaster
developing
Rating 1322
crushingopeningpin
developing
Rating 1322
advantagedeflectionlong
developing
Rating 1322
advantageforklong
developing
Rating 1324
kingsideAttackmatemateIn2
developing
Rating 1324
crushingendgamelong
developing
Rating 1325
advantagekingsideAttackmiddlegame
developing
Rating 1325
advantageendgamemaster
developing
Rating 1325
crushingmiddlegamepin
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