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
advanced
Rating 2048
crushingdefensiveMovefork
advanced
Rating 2048
advantagemiddlegamepin
advanced
Rating 2049
crushingmiddlegamepin
advanced
Rating 2050
advantageclearancelong
advanced
Rating 2051
attractioncrushinginterference
advanced
Rating 2051
advantagediscoveredAttackmiddlegame
advanced
Rating 2052
advantagemiddlegamepin
advanced
Rating 2052
kingsideAttackmatemateIn2
advanced
Rating 2053
clearancecrushinglong
advanced
Rating 2053
advantagelongmiddlegame
advanced
Rating 2053
advantagediscoveredCheckdoubleCheck
advanced
Rating 2054
advantagemiddlegamepin
advanced
Rating 2055
clearancecrushingendgame
advanced
Rating 2055
advantageexposedKinglong
advanced
Rating 2056
crushingendgamemaster
advanced
Rating 2057
crushingmiddlegamepin
advanced
Rating 2057
advantageenPassantopening
advanced
Rating 2057
advantageendgamepin
advanced
Rating 2058
advantagedeflectionmiddlegame
advanced
Rating 2060
advantagemiddlegamepin
advanced
Rating 2060
advantageendgamepin
advanced
Rating 2060
advantagelongmiddlegame
advanced
Rating 2060
crushingdiscoveredAttackdiscoveredCheck
advanced
Rating 2060
crushingforkmiddlegame
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