Rating 1600–1999 · 9000 puzzles
Challenging level — for strong club players
Multi-move combinations where move order and in-between resources decide whether the idea works at all.
How to train at this level
Calculate the full line to a quiet position before playing the first move. When you fail one, replay it and find the exact ply where your calculation diverged — that habit converts losses into training signal.
challenging
Rating 1638
advantageintermezzomaster
challenging
Rating 1638
advantagelongmiddlegame
challenging
Rating 1638
crushingendgamemaster
challenging
Rating 1638
crushingendgamemaster
challenging
Rating 1638
advantagelongmiddlegame
challenging
Rating 1638
crushingendgamefork
challenging
Rating 1638
crushingdiscoveredAttackmiddlegame
challenging
Rating 1638
advantagelongmiddlegame
challenging
Rating 1638
advantageclearancedeflection
challenging
Rating 1639
crushingkingsideAttackmiddlegame
challenging
Rating 1639
endgamematemateIn1
challenging
Rating 1639
crushingdiscoveredAttackdiscoveredCheck
challenging
Rating 1639
matemateIn2middlegame
challenging
Rating 1639
advancedPawncrushingendgame
challenging
Rating 1639
advantageforkhangingPiece
challenging
Rating 1639
advantageattractionfork
challenging
Rating 1639
advantagemastermiddlegame
challenging
Rating 1639
backRankMatelongmate
challenging
Rating 1639
advantagelongmiddlegame
challenging
Rating 1639
endgamematemateIn2
challenging
Rating 1639
crushingendgamelong
challenging
Rating 1639
advantagelongmiddlegame
challenging
Rating 1639
crushingdefensiveMovelong
challenging
Rating 1639
crushingmiddlegameshort
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