Player profile

Thomas Beerdsen

Games: 72 Wins: 39 (54%) Draws: 20 (28%) Losses: 12 (17%) Other: 1
Dossier

71 of 72 games analyzed.

Accuracy: 92.4%
Opened e4: 14/14
Castled kingside: 19Same-side castling: 12Opposite-side castling: 4Did not castle: 4Castled queenside: 2
Played on the queenside: 9Played in the center: 8Played on the kingside: 7Fianchettoed kingside: 4Fianchettoed queenside: 2
Initiated exchanges: 20Sacrificed material: 19Active pieces: 17Space advantage: 15Isolated pawn: 12Backward pawn: 11Kept the bishop pair: 10Missed tactics: 5Avoided exchanges: 2Accepted short draws: 2
Openings

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As White 14 games 9W 4D 1L
Sicilian Defense 6 games 4W 1D 1L
Najdorf Variation 2 games 2W 0D 0L
(unspecified) 1 game 1W 0D 0L
Amsterdam Variation 1 game 1W 0D 0L
Alapin Variation 1 game 1W 0D 0L
Smith-Morra Declined 1 game 1W 0D 0L
Dragon Variation 1 game 0W 0D 1L
Yugoslav Attack, Main Line 1 game 0W 0D 1L
Four Knights Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Taimanov Variation 1 game 1W 0D 0L
Bastrikov Variation 1 game 1W 0D 0L
Caro-Kann Defense 3 games 2W 1D 0L
Advance Variation 2 games 1W 1D 0L
Tal Variation 2 games 1W 1D 0L
Maróczy Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
French Defense 3 games 2W 1D 0L
Advance Variation 2 games 1W 1D 0L
Milner-Barry Gambit, Hector Variation 1 game 1W 0D 0L
(unspecified) 1 game 0W 1D 0L
Classical Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Four Knights Game 1 game 0W 1D 0L
Spanish Variation 1 game 0W 1D 0L
Rubinstein Variation 1 game 0W 1D 0L
Vienna Game 1 game 1W 0D 0L
Vienna Gambit 1 game 1W 0D 0L
Breyer Variation 1 game 1W 0D 0L
As Black 12 games 6W 2D 3L
Sicilian Defense 4 games 0W 1D 2L
Najdorf Variation 1 game 0W 0D 1L
Adams Attack 1 game 0W 0D 1L
Taimanov Variation 1 game 0W 0D 1L
Bastrikov Variation, English Attack 1 game 0W 0D 1L
French Variation 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
Lasker-Pelikan Variation 1 game 0W 1D 0L
Sveshnikov Variation, Chelyabinsk Variation 1 game 0W 1D 0L
Queen's Pawn Game 2 games 2W 0D 0L
Symmetrical Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Levitsky Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Indian Attack 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Slav Defense 2 games 2W 0D 0L
Exchange Variation 1 game 1W 0D 0L
Trifunovic Variation 1 game 1W 0D 0L
Quiet Variation 1 game 1W 0D 0L
Schallopp Defense 1 game 1W 0D 0L
Ruy Lopez 1 game 1W 0D 0L
Schliemann Defense 1 game 1W 0D 0L
Tartakower Variation 1 game 1W 0D 0L
Queen's Indian Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
Nimzowitsch Variation 1 game 0W 0D 1L
Blunders Top 4 of 191

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

2026.03.14 · 77. Re7 (−92.1% win chance) 1-0
Chenwu Zhu
Thomas Beerdsen
View game
2023.10.31 · 14... Bd6 (−43.3% win chance) 1/2-1/2
Thomas Beerdsen
Mark L Hebden
View game
2023.07.28 · 40... Kd2+ (−35.1% win chance) 1-0
Thomas Beerdsen
Arthur De Winter
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2026.03.14 · 23. Rb4 (−31.5% win chance) 1-0
Chenwu Zhu
Thomas Beerdsen
View game
Games Showing all 72 games
Date Event Round Color Opponent Result Accuracy % First moves