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Player profile

Kozdon, Marek

Standard: 1850 Rapid: 1870 Blitz: 1771 (last updated 2026-11-02)
FIDE ID: 23737913 (view FIDE profile)
Federation: CZE Sex: M Birth Year: 2011 Age: 15
Title: — Women's title: — Other title: — FOA title: —
Games: 31 Wins: 13 (42%) Draws: 9 (29%) Losses: 9 (29%)
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Dossier

27 of 31 games analyzed.

Accuracy: 84.5%
Opened d4: 10/10
Castled kingside: 15Same-side castling: 14Did not castle: 2Opposite-side castling: 2Castled queenside: 1
Fianchettoed queenside: 8Played on the queenside: 7Played in the center: 7Played on the kingside: 2Fianchettoed kingside: 2
Active pieces: 14Sacrificed material: 12Initiated exchanges: 10Kept the bishop pair: 10Space advantage: 10Backward pawn: 8Missed tactics: 5Isolated pawn: 3Avoided exchanges: 2Played gambits: 1
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Openings

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As White 12 games 4W 4D 4L
Bogo-Indian Defense 3 games 0W 2D 1L
Nimzowitsch Variation 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Retreat Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Gambit Declined 3 games 1W 1D 1L
Exchange Variation 3 games 1W 1D 1L
Positional Variation 2 games 1W 0D 1L
(unspecified) 1 game 0W 1D 0L
Slav Defense 2 games 0W 1D 1L
Exchange Variation 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
King's Indian Defense 2 games 1W 0D 1L
Orthodox Variation 2 games 1W 0D 1L
(unspecified) 1 game 1W 0D 0L
Gligoric-Taimanov System 1 game 0W 0D 1L
Queen's Indian Defense 1 game 1W 0D 0L
Kasparov-Petrosian Variation 1 game 1W 0D 0L
Andersson Variation 1 game 1W 0D 0L
Dutch Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
As Black 10 games 5W 2D 3L
Sicilian Defense 6 games 4W 1D 1L
Kan Variation 4 games 4W 0D 0L
Knight Variation 2 games 2W 0D 0L
Maróczy Bind, Réti Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Delayed Alapin Variation 1 game 0W 0D 1L
with e6 1 game 0W 0D 1L
Closed 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Yusupov-Rubinstein System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
English Opening 1 game 0W 1D 0L
Symmetrical Variation 1 game 0W 1D 0L
Hedgehog Defense 1 game 0W 1D 0L
Nimzo-Indian Defense 1 game 0W 0D 1L
Sämisch Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Catalan Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 121

This player's costliest moves in analyzed games. Can you find the winning move?

2026.08.29 · 29. Rxh6+ (−80.9% win chance) 0-1
Mandak, Miroslav
Kozdon, Marek
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2025.09.20 · 46... Kf7 (−44.8% win chance) 1/2-1/2
Kozdon, Marek
Andrle, Filip
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2025.09.20 · 47... Kg7 (−44.7% win chance) 1/2-1/2
Kozdon, Marek
Andrle, Filip
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2026.08.30 · 10... Qxe5 (−41.1% win chance) 1-0
Kozdon, Marek
Strekalovs, Ernests
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View blunders & mistakes
Games Showing all 31 games
Date Event Round Color Opponent Result Accuracy % First moves