De Boer, Bas

Last game 2026

Prep vs WhitePrep vs Black

Rating

peak 2219 · latest 2205
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Games
248
Wins
64
Draws
77
Losses
107
Peak Elo
2219
41.3% score

As White

E32Nimzo-Indian Defense: Classical Variation927.8%
A15English Opening: Anglo-Indian Defense, King's Indian Formation837.5%
D37Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense666.7%
E92King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System633.3%
D30Queen's Gambit Declined550.0%
A06Zukertort Opening450.0%
D46Semi-Slav Defense: Chigorin Defense425.0%

As Black

B48Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack1131.8%
B40Sicilian Defense: Delayed Alapin Variation, with e6927.8%
D11Slav Defense: Modern Line728.6%
A11English Opening: Caro-Kann Defensive System68.3%
D43Semi-Slav Defense520.0%
B90Sicilian Defense: Najdorf Variation570.0%
C42Petrov's Defense540.0%
B22Sicilian Defense: Alapin Variation, Barmen Defense425.0%
B13Caro-Kann Defense: Exchange Variation462.5%

Recent games

De Boer, Bas22050-1Dgebuadze, A23932026
De Block, Yordi2072½-½De Boer, Bas22052026
De Boer, Bas22050-1Slagboom, Leandro23322026
De Boer, Bas2205½-½Kazarjan, Gachatur22262026
De Boer, Bas21591-0Dinis de Sousa, J20592025
Prieb, Robert2262½-½De Boer, Bas21592025
Kollen, Z23790-1De Boer, Bas22052025
De Boer, Bas2136½-½Asadzade, Idris22392025
De Boer, Bas21360-1Tiggelman, R21772025
De Boer, Bas2157½-½Kazarjan, Gachatur20672024
Madularea, David2245½-½De Boer, Bas21572024
De Boer, Bas2157½-½Van der Hagen, Loek23152024
De Boer, Bas21571-0Ponnio, Toni21112024
Spit, Vincent21130-1De Boer, Bas21572024
Noordenbos, Daan21301-0De Boer, Bas21572024