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Player profile

Kommer, Bas

Standard: 2052 Rapid: 0 Blitz: 1957 (last updated 2026-11-02)
FIDE ID: 1014200 (view FIDE profile)
Federation: NED Sex: M Birth Year: 1982 Age: 44
Title: — Women's title: — Other title: — FOA title: —
Games: 18 Wins: 8 (44%) Draws: 4 (22%) Losses: 6 (33%)
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Dossier

16 of 18 games analyzed.

Accuracy: 89.6%
Opened d4: 6/8Opened c4: 1/8Opened e4: 1/8
Castled kingside: 10Same-side castling: 8Did not castle: 5Opposite-side castling: 3Castled queenside: 1
Played on the kingside: 8Fianchettoed kingside: 6Played on the queenside: 3Played in the center: 3Fianchettoed queenside: 1
Active pieces: 13Initiated exchanges: 12Kept the bishop pair: 9Sacrificed material: 9Backward pawn: 8Space advantage: 8Isolated pawn: 6Missed tactics: 6Accepted short draws: 1Played gambits: 1
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Openings

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As White 9 games 5W 2D 2L
Queen's Gambit Accepted 2 games 1W 1D 0L
Normal Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Alekhine Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
King's Indian Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Pawn Game 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Indian Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Traditional Variation, Nimzowitsch Line 1 game 1W 0D 0L
Old Indian Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Catalan Opening 1 game 0W 1D 0L
Open Defense 1 game 0W 1D 0L
Classical Line 1 game 0W 1D 0L
? 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Modern Defense 1 game 1W 0D 0L
Standard Line 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
As Black 9 games 3W 2D 4L
Caro-Kann Defense 4 games 2W 1D 1L
Classical Variation 2 games 0W 1D 1L
Main Line 1 game 0W 0D 1L
(unspecified) 1 game 0W 1D 0L
Two Knights Attack 1 game 1W 0D 0L
Mindeno Variation, Exchange Line 1 game 1W 0D 0L
Maróczy Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
? 3 games 0W 0D 3L
(unspecified) 3 games 0W 0D 3L
(unspecified) 3 games 0W 0D 3L
King's Indian Attack, with Bf5 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Slav Defense 1 game 1W 0D 0L
Exchange Variation 1 game 1W 0D 0L
Boor Attack 1 game 1W 0D 0L
Blunders Top 4 of 34

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

2026.07.23 · 26. Qa6 (−68.1% win chance) 0-1
Rishiadithya Murali
Kommer, Bas
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2025.07.29 · 41... Ra8 (−29.2% win chance) 1-0
Kommer, Bas
Van Egmond, Rogier
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2025.03.15 · 21. Re3 (−28.6% win chance) 1-0
De Winter, Arthur
Kommer, Bas
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2025.07.29 · 37... a5 (−19.1% win chance) 1-0
Kommer, Bas
Van Egmond, Rogier
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View blunders & mistakes
Games Showing all 18 games
Date Event Round Color Opponent Result Accuracy % First moves