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 1809
advancedPawncrushingendgame
challenging
Rating 1809
advantageendgamepin
challenging
Rating 1811
advantageendgamepin
challenging
Rating 1811
endgamematemateIn2
challenging
Rating 1812
crushinglongmiddlegame
challenging
Rating 1813
advantageattractionendgame
challenging
Rating 1813
kingsideAttackmatemateIn2
challenging
Rating 1813
crushingendgamepin
challenging
Rating 1814
advantagediscoveredAttackmiddlegame
challenging
Rating 1814
mastermatemateIn1
challenging
Rating 1814
endgamelongmaster
challenging
Rating 1816
advantageendgamelong
challenging
Rating 1816
advantagelongopening
challenging
Rating 1816
attractioncrushingfork
challenging
Rating 1816
crushingendgamepin
challenging
Rating 1817
crushingmiddlegamepin
challenging
Rating 1817
crushingdefensiveMoveendgame
challenging
Rating 1817
advantageendgamelong
challenging
Rating 1818
advantageendgamelong
challenging
Rating 1818
advantagemiddlegamepin
challenging
Rating 1818
advantagelongmiddlegame
challenging
Rating 1819
crushingendgamelong
challenging
Rating 1820
crushingendgamepin
challenging
Rating 1821
crushingexposedKinglong
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