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 2788
crushingdiscoveredCheckdoubleCheck
advanced
Rating 2789
crushingdiscoveredAttackdiscoveredCheck
advanced
Rating 2790
advantageattractiondiscoveredCheck
advanced
Rating 2790
advancedPawncrushingdiscoveredCheck
advanced
Rating 2791
crushingdefensiveMovediscoveredAttack
advanced
Rating 2792
crushingdiscoveredCheckdoubleCheck
advanced
Rating 2792
crushingdiscoveredAttackdiscoveredCheck
advanced
Rating 2793
advantagediscoveredAttackdiscoveredCheck
advanced
Rating 2793
castlingcrushingdiscoveredAttack
advanced
Rating 2795
crushingdiscoveredCheckdoubleCheck
advanced
Rating 2798
advantagediscoveredAttackdiscoveredCheck
advanced
Rating 2798
crushingdiscoveredAttackdiscoveredCheck
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