1068 real-game puzzles in this collection
What is a discovered check?
A discovered check unmasks a check from a rear piece while the front piece moves anywhere it likes. Because the king must answer the check, the moving piece can often capture or threaten with total impunity.
How to spot it
Whenever a piece of yours stands between your rook, bishop or queen and the enemy king, every square that piece can reach is a candidate for a devastating free move.
What this set trains
Solving these builds the reflex to hunt for masked batteries aimed at the king — one of the most forcing weapons in chess.
Foundation: 138Developing: 217Challenging: 209Advanced: 504
advanced
Rating 2107
advantagediscoveredAttackdiscoveredCheck
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Rating 2107
crushingdiscoveredAttackdiscoveredCheck
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Rating 2108
discoveredCheckdoubleCheckendgame
advanced
Rating 2109
advantagediscoveredAttackdiscoveredCheck
advanced
Rating 2109
crushingdiscoveredAttackdiscoveredCheck
advanced
Rating 2111
crushingdiscoveredAttackdiscoveredCheck
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Rating 2114
advancedPawnclearancecrushing
advanced
Rating 2115
advantagediscoveredAttackdiscoveredCheck
advanced
Rating 2115
crushingdiscoveredAttackdiscoveredCheck
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Rating 2116
deflectiondiscoveredAttackdiscoveredCheck
advanced
Rating 2117
advantagediscoveredCheckdoubleCheck
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Rating 2126
advancedPawnadvantageattraction
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Rating 2127
crushingdiscoveredAttackdiscoveredCheck
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Rating 2128
crushingdiscoveredAttackdiscoveredCheck
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Rating 2128
advantagecollinearMovediscoveredAttack
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Rating 2128
discoveredAttackdiscoveredCheckmate
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Rating 2129
crushingdeflectiondiscoveredAttack
advanced
Rating 2130
discoveredAttackdiscoveredCheckdoubleCheck
advanced
Rating 2130
advancedPawncrushingdiscoveredAttack
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Rating 2131
advantagediscoveredAttackdiscoveredCheck
advanced
Rating 2135
discoveredCheckdoubleCheckmate
advanced
Rating 2138
advantagediscoveredAttackdiscoveredCheck
advanced
Rating 2138
advantagediscoveredAttackdiscoveredCheck
advanced
Rating 2140
attractiondiscoveredCheckdoubleCheck
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