Player profile
De Boer, Bas
Dossier
37 of 37 games analyzed.
Accuracy: 91.1%
Opened d4: 11/18Opened Nf3: 6/18Opened c4: 1/18
Castled kingside: 25Same-side castling: 23Castled queenside: 3Did not castle: 3Opposite-side castling: 2
Played in the center: 11Fianchettoed kingside: 9Played on the queenside: 9Played on the kingside: 8Fianchettoed queenside: 7
Kept the bishop pair: 19Active pieces: 19Space advantage: 18Initiated exchanges: 17Sacrificed material: 15Backward pawn: 13Isolated pawn: 12Missed tactics: 11Avoided exchanges: 10Played gambits: 2
Openings
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As White 18 games 8W 6D 4L
Queen's Gambit Declined 3 games 3W 0D 0L
Three Knights Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Vienna Variation 1 game 1W 0D 0L
Quiet Variation
1 game
1W
0D
0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Bogo-Indian Defense 2 games 1W 0D 1L
Grünfeld Variation 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Zukertort Opening 1 game 0W 1D 0L
Reversed Grünfeld 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Robatsch Defense 1 game 0W 1D 0L
Rossolimo Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Tarrasch Defense 1 game 0W 1D 0L
Symmetrical Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Indian Defense 1 game 0W 0D 1L
Anti-Nimzo-Indian 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Benoni Defense 1 game 0W 0D 1L
Knight's Tour Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Slav Defense 1 game 0W 1D 0L
Quiet Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
English Opening 1 game 1W 0D 0L
Symmetrical Variation 1 game 1W 0D 0L
Four Knights Variation
1 game
1W
0D
0L
Queen's Indian Defense 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
Traditional Variation, Nimzowitsch Line
1 game
0W
1D
0L
King's Indian Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Catalan Opening 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Old Indian Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Semi-Slav Defense 1 game 1W 0D 0L
Accelerated Move Order 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Dutch Defense 1 game 1W 0D 0L
Fianchetto Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 13 games 5W 5D 3L
Sicilian Defense 4 games 1W 2D 1L
Richter-Rauzer Variation 2 games 1W 0D 1L
Modern Variation
1 game
0W
0D
1L
Neo-Modern Variation
1 game
1W
0D
0L
French Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Moscow Variation 1 game 0W 1D 0L
Main Line
1 game
0W
1D
0L
Nimzo-Indian Defense 3 games 2W 1D 0L
Normal Variation 2 games 1W 1D 0L
(unspecified)
1 game
1W
0D
0L
Classical Defense
1 game
0W
1D
0L
Classical Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Petrov's Defense 2 games 1W 1D 0L
Kaufmann Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Classical Attack 1 game 1W 0D 0L
Staunton Variation
1 game
1W
0D
0L
Catalan Opening 1 game 0W 0D 1L
Open Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Zukertort Opening 1 game 0W 0D 1L
Reversed Grünfeld 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Bird Opening 1 game 0W 1D 0L
Dutch Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
English Opening 1 game 1W 0D 0L
Anglo-Indian Defense 1 game 1W 0D 0L
Hedgehog System
1 game
1W
0D
0L
Blunders Top 4 of 149
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 37 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2024.12.30 | Round 9: De Boer, Bas - Kazarjan, Gachatur | 9.17 | 2024.12.30 Kazarjan, Gachatur (1068750) (2067) | ½ | 86.90% | 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 | |
| 2024.12.29 | Round 8: Madularea, David - De Boer, Bas | 8.19 | 2024.12.29 Madularea, David (1070215) (2245) | ½ | 93.40% | 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 | |
| 2024.12.28 | Round 7: De Boer, Bas - Van der Hagen, Loek | 7.16 | 2024.12.28 Van der Hagen, Loek (1052853) (2315) | ½ | 94.90% | 1. Nf3 g6 2. e4 Bg7 3. c4 d6 | |
| 2024.12.27 | Round 6: De Boer, Bas - Ponnio, Toni | 6.22 | 2024.12.27 Ponnio, Toni (509604) (2111) | 1 | 91.80% | 1. c4 e6 2. Nf3 d5 3. d4 Nf6 | |
| 2024.12.26 | Round 5: Spit, Vincent - De Boer, Bas | 5.28 | 2024.12.26 Spit, Vincent (1068881) (2113) | 1 | 92.40% | 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 | |
| 2024.12.24 | Round 4: Noordenbos, Daan - De Boer, Bas | 4.26 | 2024.12.24 Noordenbos, Daan (1057499) (2130) | 0 | 91.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.12.23 | Round 3: De Boer, Bas - Van Rootselaar, Rik | 3.21 | 2024.12.23 Van Rootselaar, Rik (1088572) (2265) | ½ | 94.80% | 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 | |
| 2024.12.22 | Round 2: Wouters, Casper - De Boer, Bas | 2.30 | 2024.12.22 Wouters, Casper (1057430) (2110) | ½ | 86.00% | 1. e4 c5 2. Nf3 e6 3. g3 Nc6 | |
| 2024.12.21 | Round 1: De Boer, Bas - Kollen, Zyon | 1.14 | 2024.12.21 Kollen, Zyon (1024256) (2344) | 0 | 84.10% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.11.03 | Round 7: De Boer, Bas - Nedic, Dusan | 7.3 | 2024.11.03 Nedic, Dusan (4672437) (2345) | 0 | 85.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 c5 | |
| 2024.11.02 | Round 6: Dorendorf, Mika - De Boer, Bas | 6.11 | 2024.11.02 Dorendorf, Mika (16283066) (2045) | 1 | 92.20% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2024.11.02 | Round 5: De Boer, Bas - Mix, Clemens | 5.11 | 2024.11.02 Mix, Clemens (12987921) (2087) | ½ | 87.40% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2024.11.01 | Round 4: Goldenstein, Arnd - De Boer, Bas | 4.10 | 2024.11.01 Goldenstein, Arnd (24600784) (1856) | ½ | 81.00% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2024.11.01 | Round 3: De Boer, Bas - Capelja, Christian | 3.17 | 2024.11.01 Capelja, Christian (4669320) (2023) | 1 | 91.90% | 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 | |
| 2024.10.31 | Round 2: Kirschbaum, Gunnar - De Boer, Bas | 2.29 | 2024.10.31 Kirschbaum, Gunnar (4626672) (1965) | 1 | 90.50% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2024.10.31 | Round 1: De Boer, Bas - Piepenhagen, Eric | 1.21 | 2024.10.31 Piepenhagen, Eric (16273206) (1901) | ½ | 93.20% | 1. d4 d5 2. c4 e6 3. Nf3 Be7 | |
| 2024.10.25 | 39th European Chess Club Cup | 6 | 2024.10.25 Garcia Molina, Jose (32030592) (2231) | 1 | 98.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.10.24 | 39th European Chess Club Cup | 5 | 2024.10.24 Tsapaki, Asimenia (25845365) (1861) | 1 | 90.90% | 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ | |
| 2024.10.23 | 39th European Chess Club Cup | 4 | 2024.10.23 Atalik, Suat (14401487) (2412) | 0 | 92.30% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2024.10.22 | 39th European Chess Club Cup | 3 | 2024.10.22 Schmidt, Kevin (1271560) (1941) | ½ | 95.70% | 1. Nf3 d5 2. g3 Nc6 3. d4 Bf5 | |
| 2024.10.21 | 39th European Chess Club Cup | 2 | 2024.10.21 Stevik, Patrik (14944812) (2268) | 0 | 90.20% | 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 | |
| 2024.10.20 | 39th European Chess Club Cup | 1 | 2024.10.20 Daros, Lukasz (2512459) (1772) | 1 | 89.10% | 1. Nf3 d5 2. d4 e6 3. c4 Nf6 | |
| 2024.10.13 | Round 9: De Boer, Bas - Castell Cantero, Salvador | 9.2 | 2024.10.13 Castell Cantero, Salvador (22200754) (2173) | 0 | 84.30% | 1. d4 Nf6 2. c4 d6 3. Nf3 g6 | |
| 2024.10.12 | Round 8: Stanford, Sheila Barth - De Boer, Bas | 8.3 | 2024.10.12 Stanford, Sheila Barth (1500953) (2199) | ½ | 95.00% | 1. f4 d5 2. Nf3 Nf6 3. e3 Bf5 | |
| 2024.10.11 | Round 7: De Boer, Bas - Zschischang, Marine | 7.5 | 2024.10.11 Zschischang, Marine (13300644) (2071) | 1 | 96.20% | 1. d4 d5 2. c4 e6 3. Nc3 c6 | |
| 2024.10.10 | Round 6: Gaitan Moyano, Juan - De Boer, Bas | 6.9 | 2024.10.10 Gaitan Moyano, Juan (22248919) (1983) | 1 | 95.10% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.10.09 | Round 5: De Boer, Bas - Galiana Salom, Juan Ramon | 5.3 | 2024.10.09 Galiana Salom, Juan Ramon (2203081) (2155) | 0 | 84.40% | 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ | |
| 2024.10.08 | Round 4: Midoux, Sebastien - De Boer, Bas | 4.2 | 2024.10.08 Midoux, Sebastien (611140) (2140) | ½ | 96.90% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 | |
| 2024.10.07 | Round 3: De Boer, Bas - Planas Gene, Juan | 3.3 | 2024.10.07 Planas Gene, Juan (2203103) (2013) | 1 | 96.10% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2024.10.06 | Round 2: Lielmezs, Girts - De Boer, Bas | 2.5 | 2024.10.06 Lielmezs, Girts (11600500) (1953) | 1 | 95.10% | 1. c4 Nf6 2. Nc3 e6 3. g3 d5 | |
| 2024.10.05 | Round 1: De Boer, Bas - Abadia Pascual, Luis | 1.6 | 2024.10.05 Abadia Pascual, Lluis (2284839) (1836) | 1 | 88.20% | 1. d4 f5 2. g3 Nf6 3. Bg2 d6 | |
| 2023.05.28 | Limburg Open | 4 | 2023.05.28 Leenhouts, Koen (1008439) (2447) | 0 | 88.10% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2023.05.27 | Limburg Open | 3 | 2023.05.27 Fischer, Daniel (1328360) (2383) | ½ | 88.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2023.06.25 | HSG Open 2023 A | 6 | 2023.06.25 Alan Bakija | 0 | 84.30% | 1. c4 Nf6 2. g3 c6 3. Nf3 d5 | |
| 2023.06.24 | Round 4: Dirk Grote - Bas De Boer | 2023.06.24 Dirk Grote | ½ | 96.20% | 1. d4 Nf6 2. Nf3 d5 3. c4 e6 | ||
| 2023.06.24 | Round 3: Bas De Boer - Floris Doolaard | 2023.06.24 Floris Doolaard | ½ | 95.60% | 1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 | ||
| 2023.06.23 | Round 2: Selman Ercan - Bas De Boer | 2023.06.23 Selman Ercan | ½ | 93.20% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 |