Player profile
Li, Mason J
Dossier
20 of 20 games analyzed.
Accuracy: 88.5%
Opened e4: 9/9
Castled kingside: 16Same-side castling: 14Castled queenside: 3Opposite-side castling: 2Did not castle: 1
Played on the kingside: 7Played in the center: 7Fianchettoed kingside: 5Fianchettoed queenside: 4Played on the queenside: 3
Sacrificed material: 15Active pieces: 14Space advantage: 14Initiated exchanges: 12Kept the bishop pair: 10Isolated pawn: 9Missed tactics: 8Backward pawn: 8Avoided exchanges: 5Played gambits: 2
Openings
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As White 9 games 3W 4D 2L
Sicilian Defense 5 games 2W 2D 1L
O'Kelly Variation 1 game 1W 0D 0L
Venice System
1 game
1W
0D
0L
Chekhover Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
French Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Moscow Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Alapin Variation 1 game 1W 0D 0L
Stoltz Attack
1 game
1W
0D
0L
Nimzowitsch Defense 1 game 0W 1D 0L
Williams Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Scandinavian Defense 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
Mieses Variation
1 game
1W
0D
0L
Caro-Kann Defense 1 game 0W 0D 1L
Advance Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Scotch Game 1 game 0W 1D 0L
Mieses Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
As Black 11 games 0W 5D 6L
Sicilian Defense 7 games 0W 3D 4L
Najdorf Variation 3 games 0W 1D 2L
Yates Variation
1 game
0W
0D
1L
English Attack
1 game
0W
0D
1L
Zagreb Variation
1 game
0W
1D
0L
Moscow Variation 2 games 0W 2D 0L
(unspecified)
2 games
0W
2D
0L
Alapin Variation 1 game 0W 0D 1L
Barmen Defense
1 game
0W
0D
1L
O'Kelly Variation 1 game 0W 0D 1L
Venice System
1 game
0W
0D
1L
King's Indian Defense 2 games 0W 2D 0L
Orthodox Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Kramer Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Semi-Slav Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Hungarian Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 97
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 20 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.05.25 | 13th Cherry Blossom Chess | 9.24 | 2026.05.25 Aayansh Pramanik (33456038) (1861) | 0 | 85.70% | 1. e4 c5 2. c3 d5 3. exd5 Qxd5 | |
| 2026.05.25 | 13th Cherry Blossom Chess | 8.29 | 2026.05.25 Samanta, Aayansh (39923290) (1884) | 1 | 94.70% | 1. e4 c5 2. Nf3 a6 3. c3 d5 | |
| 2026.05.24 | 13th Cherry Blossom Chess | 7.26 | 2026.05.24 Shrivastava, Nivaan (39928357) (1951) | 0 | 91.70% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.05.24 | 13th Cherry Blossom Chess | 6.26 | 2026.05.24 Hernandez Bermudez, Manuela (4483103) (1894) | ½ | 93.00% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.05.23 | 13th Cherry Blossom Chess | 5.30 | 2026.05.23 Xiang, Grayson (39918742) (1928) | ½ | 90.20% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2026.05.23 | 13th Cherry Blossom Chess | 4.17 | 2026.05.23 Zhuang, Kyle (30957486) (2204) | 0 | 79.60% | 1. e4 c5 2. Nf3 e6 3. g3 Nc6 | |
| 2026.05.02 | Round 3: Marsh, James J - Li, Mason J | 3.9 | 2026.05.02 Marsh, James J (30975751) (2097) | 0 | 92.10% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2025.12.20 | Round 5: Brain, Logan - Li, Mason J | 5.15 | 2025.12.20 Brain, Logan (30901847) (2128) | 0 | 87.50% | 1. e4 c5 2. Nf3 a6 3. c3 d5 | |
| 2025.05.26 | 12th Cherry Blossom Classic | 9.24 | 2025.05.26 Regam, Jessica (2033496) (1906) | ½ | 88.60% | 1. e4 Nc6 2. Nf3 d6 3. d4 g6 | |
| 2025.05.22 | 12th Cherry Blossom Classic | 1.21 | 2025.05.22 Martin, Jeff (39960285) (1712) | ½ | 86.50% | 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 | |
| 2025.05.04 | Round 5: Li, Mason J - Stancil, Kimani | 5.8 | 2025.05.04 Stancil, Kimani (2018594) (1935) | ½ | 85.80% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2025.05.03 | Round 3: Goodrich, Elliott - Li, Mason J | 3.5 | 2025.05.03 Goodrich, Elliott (39902064) (1969) | 0 | 85.00% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.05.03 | Round 2: Li, Mason J - Kevin Stern | 2.8 | 2025.05.03 Kevin Stern | 1 | 91.60% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 | |
| 2025.04.06 | Round 4: Li, Mason J - Shen, Leo Xiaohang | 4.9 | 2025.04.06 Shen, Leo Xiaohang (39920720) (1998) | 0 | 83.10% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2025.04.05 | Round 3: Chin, Spencer - Li, Mason J | 3.8 | 2025.04.05 Chin, Spencer (30943248) (2084) | ½ | 81.00% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.04.05 | Round 2: Li, Mason J - Saxena, Vihaan | 2.10 | 2025.04.05 Saxena, Vihaan (30997780) (1913) | ½ | 90.30% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2024.12.08 | Round 5: Schaefer, Sasha Milo - Li, Mason J | 5.3 | 2024.12.08 Schaefer, Sasha Milo (39920682) (1896) | ½ | 90.70% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2024.12.08 | Round 4: Li, Mason J - Chen, Derek Li | 4.5 | 2024.12.08 Chen, Derek Li (30901723) (1962) | 1 | 94.30% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2024.12.07 | Round 3: Berg, George - Li, Mason J | 3.5 | 2024.12.07 Berg, George (2007240) (1892) | ½ | 93.20% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2023.12.22 | Round 7: Kevin Su - Mason J Li | 2023.12.22 Kevin Su (1890) | 0 | 84.90% | 1. g3 d5 2. Bg2 e5 3. b3 Nc6 |