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 1398
advantagemiddlegamepin
developing
Rating 1398
crushingendgamepin
developing
Rating 1399
crushingdeflectiondiscoveredAttack
developing
Rating 1399
advantagecapturingDefenderendgame
developing
Rating 1400
crushingendgamepin
developing
Rating 1400
crushingmiddlegamepin
developing
Rating 1400
attractioncrushingfork
developing
Rating 1401
advantagemiddlegamepin
developing
Rating 1402
advantageattractionendgame
developing
Rating 1402
crushingmiddlegamepin
developing
Rating 1402
endgamematemateIn1
developing
Rating 1402
matemateIn2middlegame
developing
Rating 1403
advantageendgamekingsideAttack
developing
Rating 1404
matemateIn1oneMove
developing
Rating 1404
advantagelongmiddlegame
developing
Rating 1404
crushingmiddlegamepin
developing
Rating 1404
advantagelongmiddlegame
developing
Rating 1406
matemateIn2middlegame
developing
Rating 1407
crushingendgamemaster
developing
Rating 1408
endgamematemateIn2
developing
Rating 1409
endgamekingsideAttackmate
developing
Rating 1409
advantageendgamelong
developing
Rating 1410
crushingendgamepin
developing
Rating 1410
crushingendgamemaster
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