Player profile
Leon, David
Dossier
21 of 21 games analyzed.
Accuracy: 87.5%
Opened e4: 10/10
Castled kingside: 11Same-side castling: 10Castled queenside: 7Opposite-side castling: 5Did not castle: 3
Played in the center: 14Played on the kingside: 6Fianchettoed kingside: 3Played on the queenside: 1Fianchettoed queenside: 1
Active pieces: 18Initiated exchanges: 13Space advantage: 12Sacrificed material: 12Kept the bishop pair: 11Backward pawn: 7Missed tactics: 7Isolated pawn: 5Avoided exchanges: 4Played gambits: 2
Openings
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As White 10 games 1W 5D 4L
Center Game 4 games 1W 2D 1L
Berger Variation 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Paulsen Attack Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
French Defense 2 games 0W 1D 1L
King's Indian Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Steinitz Variation 1 game 0W 0D 1L
Boleslavsky Variation
1 game
0W
0D
1L
Caro-Kann Defense 2 games 0W 2D 0L
Maróczy Variation 2 games 0W 2D 0L
(unspecified)
2 games
0W
2D
0L
Sicilian Defense 1 game 0W 0D 1L
Najdorf Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Czech Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 11 games 5W 3D 3L
French Defense 8 games 4W 2D 2L
Exchange Variation 4 games 2W 0D 2L
Monte Carlo Variation
3 games
2W
0D
1L
(unspecified)
1 game
0W
0D
1L
Hecht-Reefschläger Variation 3 games 1W 2D 0L
(unspecified)
3 games
1W
2D
0L
Tarrasch Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Zukertort Opening 1 game 0W 1D 0L
Dutch Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Dutch Defense 1 game 0W 0D 1L
Hopton Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Pirc Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Blunders Top 4 of 95
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 21 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.10.11 | Round 8: Leon, David - Leander, Einar | 8.18 | 2026.10.11 Leander, Einar (563007827) (1869) | ½ | 77.30% | 1. e4 e6 2. d3 d5 3. Nd2 c5 | |
| 2026.10.11 | Round 7: Srinivasson, Ram - Leon, David | 7.18 | 2026.10.11 Srinivasson, Ram (1779249) (1968) | 1 | 92.80% | 1. e4 e6 2. d4 d5 3. Nc3 Nc6 | |
| 2026.10.10 | Round 6: Leon, David - Zheng, Chale | 6.18 | 2026.10.10 Zheng, Chale (1774425) (1864) | ½ | 96.90% | 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 | |
| 2026.10.10 | Round 5: Bergdahl, Martin - Leon, David | 5.18 | 2026.10.10 Bergdahl, Martin (1782231) (1902) | ½ | 96.40% | 1. e4 e6 2. d4 d5 3. Nc3 Nc6 | |
| 2026.10.10 | Round 4: Leon, David - Preman, Nathan | 4.17 | 2026.10.10 Preman, Nathan (1772970) (2048) | ½ | 92.00% | 1. e4 e5 2. d4 exd4 3. Qxd4 Nf6 | |
| 2026.10.10 | Round 3: Jackmann, Jonathan - Leon, David | 3.20 | 2026.10.10 Jackmann, Jonathan (1779648) (1870) | 1 | 93.60% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2026.08.01 | Jonkoping Chess Festival 2026 - Standard Open | 7.4 | 2026.08.01 Kilic, Tarik Hikmet (1795570) (1760) | ½ | 91.70% | 1. e4 c6 2. d4 d5 3. f3 Qb6 | |
| 2026.07.01 | Round 11: Bergdahl, Daniel - Leon, David | 11.11 | 2026.07.01 Bergdahl, Daniel (1780921) (1995) | ½ | 92.90% | 1. e4 e6 2. d4 d5 3. Nc3 Nc6 | |
| 2026.07.01 | Round 10: Leon, David - Modig, Ville | 10.17 | 2026.07.01 Modig, Ville (1777858) (1682) | 1 | 97.40% | 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 | |
| 2026.07.01 | Round 9: Dingertz, Gustav - Leon, David | 9.10 | 2026.07.01 Dingertz, Gustav (1767917) (2101) | 0 | 69.70% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2026.07.01 | Round 8: Leon, David - Bergdahl, Martin | 8.9 | 2026.07.01 Bergdahl, Martin (1782231) (1931) | ½ | 67.20% | 1. e4 c6 2. d4 d5 3. f3 e6 | |
| 2026.07.01 | Round 7: Fernlund, Miki - Leon, David | 7.19 | 2026.07.01 Fernlund, Miki (1770179) (1733) | 1 | 87.60% | 1. e4 e6 2. d4 d5 3. Nd2 h6 | |
| 2026.07.01 | Round 6: Leon, David - Rajcevski, Dejan | 6.13 | 2026.07.01 Rajcevski, Dejan (1759027) (2131) | 0 | 92.70% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.07.01 | Round 5: Le Doan, Duy Thuc - Leon, David | 5.18 | 2026.07.01 Le Doan, Duy Thuc (1781375) (1676) | 1 | 84.10% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2026.07.01 | Round 4: Leon, David - Muntean, Victor | 4.3 | 2026.07.01 Muntean, Victor (1054414) (2170) | 0 | 77.50% | 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 | |
| 2026.07.01 | Round 2: Leon, David - Persson, Richard | 2.13 | 2026.07.01 Persson, Richard (1703463) (2106) | 0 | 98.00% | 1. e4 c6 2. d4 d5 3. f3 e6 | |
| 2026.06.30 | Round 4: Leon, David - Prabu, Dananjey | 4.2 | 2026.06.30 Prabu, Dananjey (25744992) (2129) | 0 | 73.10% | 1. e4 d6 2. d4 Nf6 3. Nc3 c6 | |
| 2026.06.29 | Round 3: Viswanath, Rishi - Leon, David | 3.2 | 2026.06.29 Viswanath, Rishi (1774905) (2069) | ½ | 89.20% | 1. Nf3 f5 2. d3 d6 3. e4 e5 | |
| 2026.02.06 | Elite Hotels Open 2026 | 3.25 | 2026.02.06 Fransson, Patrick (1709305) (2118) | 0 | 85.40% | 1. d4 f5 2. Bg5 d5 3. e3 Nf6 | |
| 2026.02.06 | Elite Hotels Open 2026 | 2.6 | 2026.02.06 Arman, Deniz (6302106) (2353) | 1 | 97.70% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2026.02.06 | Elite Hotels Open 2026 | 1.6 | 2026.02.06 Arman, Deniz (6302106) (2353) | 0 | 84.30% | 1. e4 e6 2. d4 d5 3. exd5 exd5 |