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Player profile

Lang, Simon

Standard: 2070 Rapid: 2011 Blitz: 1960 (last updated 2026-11-02)
FIDE ID: 23712449 (view FIDE profile)
Federation: CZE
Federation: CZE Sex: M Birth Year: 2007 Age: 19
Title: — Women's title: — Other title: — FOA title: —
Games: 105 Wins: 34 (32%) Draws: 21 (20%) Losses: 50 (48%)
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Dossier

95 of 105 games analyzed.

Accuracy: 88.1%
Opened e4: 31/31
Castled kingside: 47Same-side castling: 42Castled queenside: 15Opposite-side castling: 12Did not castle: 7
Played in the center: 29Played on the kingside: 19Fianchettoed kingside: 16Played on the queenside: 15Fianchettoed queenside: 13
Active pieces: 49Sacrificed material: 40Initiated exchanges: 39Backward pawn: 37Kept the bishop pair: 36Space advantage: 35Isolated pawn: 33Missed tactics: 23Avoided exchanges: 18Played gambits: 11
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Openings

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As White 36 games 13W 8D 15L
Sicilian Defense 20 games 6W 4D 10L
Najdorf Variation 10 games 2W 0D 8L
(unspecified) 5 games 2W 0D 3L
English Attack 1 game 0W 0D 1L
Zagreb Variation 1 game 0W 0D 1L
Adams Attack 1 game 0W 0D 1L
Poisoned Pawn Variation 1 game 0W 0D 1L
Main Line 1 game 0W 0D 1L
Kramnik Variation 3 games 2W 0D 1L
(unspecified) 3 games 2W 0D 1L
Dragon Variation 2 games 0W 2D 0L
Fianchetto Variation 2 games 0W 2D 0L
Nyezhmetdinov-Rossolimo Attack 1 game 1W 0D 0L
Fianchetto Variation 1 game 1W 0D 0L
Godiva Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Richter-Rauzer Variation 1 game 1W 0D 0L
Neo-Modern Variation 1 game 1W 0D 0L
Moscow Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Kalashnikov Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Ruy Lopez 6 games 2W 1D 3L
Exchange Variation 2 games 0W 0D 2L
Normal Variation 1 game 0W 0D 1L
Alapin Gambit 1 game 0W 0D 1L
Berlin Defense 2 games 2W 0D 0L
l'Hermet Variation, Berlin Wall Defense 1 game 1W 0D 0L
Rio Gambit Accepted 1 game 1W 0D 0L
Morphy Defense 1 game 0W 1D 0L
Wing Attack 1 game 0W 1D 0L
Closed 1 game 0W 0D 1L
Delayed Exchange 1 game 0W 0D 1L
French Defense 3 games 2W 0D 1L
Winawer Variation 2 games 2W 0D 0L
Classical Variation 1 game 1W 0D 0L
Poisoned Pawn Variation Declined 1 game 1W 0D 0L
Classical Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Caro-Kann Defense 3 games 2W 1D 0L
Classical Variation 2 games 2W 0D 0L
Lobron System 2 games 2W 0D 0L
Tartakower Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Modern Defense 1 game 0W 0D 1L
Standard Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Scandinavian Defense 1 game 0W 1D 0L
Lasker Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Scotch Game 1 game 1W 0D 0L
Mieses Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Italian Game 1 game 0W 1D 0L
Two Knights Defense 1 game 0W 1D 0L
Modern Bishop's Opening 1 game 0W 1D 0L
As Black 43 games 9W 8D 26L
French Defense 14 games 3W 3D 8L
Rubinstein Variation 5 games 1W 2D 2L
Blackburne Defense 4 games 1W 1D 2L
Kasparov Attack 1 game 0W 1D 0L
Tarrasch Variation 3 games 1W 0D 2L
Guimard Defense, Main Line 2 games 0W 0D 2L
Guimard Defense 1 game 1W 0D 0L
Steinitz Variation 3 games 0W 0D 3L
Boleslavsky Variation 3 games 0W 0D 3L
Advance Variation 1 game 1W 0D 0L
Wade Variation 1 game 1W 0D 0L
Classical Variation 1 game 0W 0D 1L
Burn Variation, Morozevich Line 1 game 0W 0D 1L
Chigorin Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Sicilian Defense 10 games 4W 1D 5L
Najdorf Variation 4 games 0W 1D 3L
English Attack 1 game 0W 1D 0L
Lipnitsky Attack 1 game 0W 0D 1L
Adams Attack 1 game 0W 0D 1L
Yates Variation 1 game 0W 0D 1L
Closed 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Mengarini Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Czerniak Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Chekhover Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Moscow Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Indian Defense 5 games 1W 1D 3L
Semi-Averbakh System 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Orthodox Variation 1 game 0W 0D 1L
Classical System, Neo-Classical Line 1 game 0W 0D 1L
Sämisch Variation 1 game 0W 0D 1L
Orthodox Variation 1 game 0W 0D 1L
Normal Variation 1 game 0W 1D 0L
Rare Defenses 1 game 0W 1D 0L
Queen's Gambit Declined 4 games 1W 1D 2L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Tartakower Defense 1 game 1W 0D 0L
Makogonov Exchange Variation 1 game 1W 0D 0L
Three Knights Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Harrwitz Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
English Opening 3 games 0W 0D 3L
Anglo-Indian Defense 2 games 0W 0D 2L
King's Knight Variation 1 game 0W 0D 1L
King's Indian Formation 1 game 0W 0D 1L
Symmetrical Variation 1 game 0W 0D 1L
Ultra-Symmetrical Variation 1 game 0W 0D 1L
Zukertort Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Indian Defense 1 game 0W 0D 1L
Spassky System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Indian Attack, with e6 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Catalan Opening 1 game 0W 0D 1L
Open Defense 1 game 0W 0D 1L
Classical Line 1 game 0W 0D 1L
Nimzo-Larsen Attack 1 game 0W 1D 0L
Indian Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Modern Defense 1 game 0W 0D 1L
Averbakh System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Nimzo-Indian Defense 1 game 0W 0D 1L
Normal Variation 1 game 0W 0D 1L
Botvinnik System 1 game 0W 0D 1L
Blunders Top 4 of 419

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

2023.07.01 · 33... Qe7 (−91.6% win chance) 0-1
Lang, Simon
Kavanova, Anezka
View game
2026.08.17 · 26. Rd8+ (−74% win chance) 0-1
Podgorski, Maciej
Lang, Simon
View game
2026.08.17 · 25. Ka1 (−68% win chance) 0-1
Podgorski, Maciej
Lang, Simon
View game
2023.03.11 · 34... Qc4 (−57.5% win chance) 0-1
Lang, Simon
Sigut, Ondrej
View game
View blunders & mistakes
Games Showing all 105 games
Date Event Round Color Opponent Result Accuracy % First moves