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
challenging
Rating 1603
crushingkingsideAttacklong
challenging
Rating 1604
clearanceendgamemate
challenging
Rating 1604
advantagemiddlegamepin
challenging
Rating 1605
advantageendgamefork
challenging
Rating 1605
advantagelongmiddlegame
challenging
Rating 1605
crushingendgamepin
challenging
Rating 1605
crushingmiddlegamepin
challenging
Rating 1607
crushingmiddlegamepin
challenging
Rating 1607
advantagemiddlegamepin
challenging
Rating 1607
crushingdiscoveredAttackmiddlegame
challenging
Rating 1607
advantageopeningpin
challenging
Rating 1607
advantageendgamepin
challenging
Rating 1608
crushingmiddlegamepin
challenging
Rating 1608
crushingmiddlegamepin
challenging
Rating 1609
endgamematemateIn2
challenging
Rating 1609
matemateIn2middlegame
challenging
Rating 1610
advantagemiddlegamepin
challenging
Rating 1610
crushingmiddlegamepin
challenging
Rating 1610
advantagelongmiddlegame
challenging
Rating 1610
crushingendgamelong
challenging
Rating 1611
crushingmiddlegamepin
challenging
Rating 1611
endgamelongmate
challenging
Rating 1611
matemateIn2middlegame
challenging
Rating 1612
crushingendgameintermezzo
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