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 1654
advantagelongmiddlegame
challenging
Rating 1654
attackingF2F7matemateIn2
challenging
Rating 1655
advantagedeflectionkingsideAttack
challenging
Rating 1655
advantagemiddlegamepin
challenging
Rating 1655
advantagemiddlegamepin
challenging
Rating 1656
crushingendgamelong
challenging
Rating 1656
advantagemiddlegamepin
challenging
Rating 1656
advantageendgamemaster
challenging
Rating 1657
advantageclearancemaster
challenging
Rating 1657
crushinglongmiddlegame
challenging
Rating 1657
clearancecrushingendgame
challenging
Rating 1657
advantagemasteropening
challenging
Rating 1658
clearanceendgamemate
challenging
Rating 1659
advantagelongmiddlegame
challenging
Rating 1659
advantageendgamepin
challenging
Rating 1659
advantageendgamelong
challenging
Rating 1659
crushingendgameexposedKing
challenging
Rating 1659
advantagemiddlegamepin
challenging
Rating 1659
crushingmiddlegamepin
challenging
Rating 1660
crushingkingsideAttackmiddlegame
challenging
Rating 1660
advantagemiddlegamepin
challenging
Rating 1660
matemateIn2middlegame
challenging
Rating 1660
crushingdeflectionlong
challenging
Rating 1661
advantagelongmiddlegame
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