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 2631
crushingmiddlegamepin
advanced
Rating 2632
crushingdiscoveredAttackdiscoveredCheck
advanced
Rating 2632
advantageforklong
advanced
Rating 2632
crushingendgameexposedKing
advanced
Rating 2633
advantagemasteropening
advanced
Rating 2635
advantagemastermiddlegame
advanced
Rating 2635
advantagelongmiddlegame
advanced
Rating 2635
crushingendgamepin
advanced
Rating 2637
advantageendgamepin
advanced
Rating 2637
advantageendgamepin
advanced
Rating 2637
crushinglongmiddlegame
advanced
Rating 2637
crushingendgamepin
advanced
Rating 2638
advantagedefensiveMoveendgame
advanced
Rating 2639
advantagemiddlegamepin
advanced
Rating 2639
crushingendgamepin
advanced
Rating 2639
advantageclearancemiddlegame
advanced
Rating 2639
advantagelongmiddlegame
advanced
Rating 2639
crushingendgamelong
advanced
Rating 2641
advantagemiddlegamepin
advanced
Rating 2641
advantagedefensiveMovemaster
advanced
Rating 2642
crushingmastermiddlegame
advanced
Rating 2642
crushingkingsideAttackmiddlegame
advanced
Rating 2642
attractioncrushingexposedKing
advanced
Rating 2643
advancedPawnadvantageattraction
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