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 1973
crushingdiscoveredAttackkingsideAttack
challenging
Rating 1973
crushingendgamelong
challenging
Rating 1974
crushingdeflectionmiddlegame
challenging
Rating 1975
advantagediscoveredCheckdoubleCheck
challenging
Rating 1975
advantagelongmaster
challenging
Rating 1976
matemateIn4middlegame
challenging
Rating 1976
advantageclearancelong
challenging
Rating 1977
crushinglongmiddlegame
challenging
Rating 1977
advantagemiddlegamepin
challenging
Rating 1978
advantageopeningpin
challenging
Rating 1979
clearancecrushingendgame
challenging
Rating 1981
crushingendgamepin
challenging
Rating 1982
clearancecrushinglong
challenging
Rating 1982
advantagelongmiddlegame
challenging
Rating 1983
crushingendgameexposedKing
challenging
Rating 1984
advantagehangingPiecemiddlegame
challenging
Rating 1988
advantagemastermiddlegame
challenging
Rating 1989
crushingendgamelong
challenging
Rating 1989
advantageendgamelong
challenging
Rating 1989
advantagemiddlegamepin
challenging
Rating 1991
advantageendgamepin
challenging
Rating 1992
advantageattractionmiddlegame
challenging
Rating 1992
advantagemiddlegamepin
challenging
Rating 1992
advantagemiddlegamepin
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