Player profile
OBrien, Finn
Dossier
15 of 21 games analyzed.
Accuracy: 88.6%
Opened d4: 6/10Opened e4: 4/10
Castled kingside: 14Same-side castling: 9Opposite-side castling: 2Did not castle: 1
Played in the center: 5Played on the queenside: 4Played on the kingside: 4Fianchettoed queenside: 3
Active pieces: 10Initiated exchanges: 9Kept the bishop pair: 8Sacrificed material: 8Space advantage: 7Isolated pawn: 6Avoided exchanges: 5Backward pawn: 4Missed tactics: 4Played gambits: 2
Openings
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As White 12 games 3W 0D 9L
Queen's Pawn Game 3 games 2W 0D 1L
Colle System 3 games 2W 0D 1L
(unspecified)
2 games
1W
0D
1L
Anti-Colle
1 game
1W
0D
0L
French Defense 3 games 1W 0D 2L
Advance Variation 3 games 1W 0D 2L
Milner-Barry Gambit, Hector Variation
1 game
1W
0D
0L
Milner-Barry Gambit
1 game
0W
0D
1L
Wade Variation
1 game
0W
0D
1L
Caro-Kann Defense 2 games 0W 0D 2L
Maróczy Variation 2 games 0W 0D 2L
(unspecified)
2 games
0W
0D
2L
King's Indian Defense 1 game 0W 0D 1L
Smyslov Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Indian Defense 1 game 0W 0D 1L
Knights Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Yusupov-Rubinstein System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Slav Defense 1 game 0W 0D 1L
Quiet Variation 1 game 0W 0D 1L
Schallopp Defense
1 game
0W
0D
1L
As Black 9 games 5W 1D 3L
Queen's Gambit Accepted 4 games 3W 1D 0L
Classical Defense 2 games 2W 0D 0L
Main Line
1 game
1W
0D
0L
Rubinstein Variation
1 game
1W
0D
0L
Showalter Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Central Variation 1 game 1W 0D 0L
McDonnell Defense
1 game
1W
0D
0L
Queen's Pawn Game 2 games 1W 0D 1L
London System 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Accelerated London System 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Declined 1 game 1W 0D 0L
Chigorin Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Attack 1 game 0W 0D 1L
French Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Sicilian Defense 1 game 0W 0D 1L
Closed 1 game 0W 0D 1L
Anti-Sveshnikov Variation
1 game
0W
0D
1L
Blunders Top 4 of 68
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 |
|---|---|---|---|---|---|---|---|
| 2026.10.26 | Capital Chess Classic 2026 | 06 | 2026.10.26 Bakiyaraj, Nenian (4332636) (1692) | 1 | 98.20% | 1. d4 d5 2. c4 dxc4 3. e3 Nf6 | |
| 2026.10.25 | Capital Chess Classic 2026 | 05 | 2026.10.25 Keith, Matthew (4320913) (2111) | 0 | 78.60% | 1. d4 d6 2. Nf3 g6 3. c4 Bg7 | |
| 2026.10.25 | Capital Chess Classic 2026 | 04 | 2026.10.25 Sethuramalingam, Karthik (4320964) (1861) | 1 | 84.10% | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 | |
| 2026.10.24 | Capital Chess Classic 2026 | 03 | 2026.10.24 Reedy, Brendan (4300998) (1940) | 1 | 99.00% | 1. d4 d5 2. Nf3 Nf6 3. e3 e6 | |
| 2026.10.24 | Capital Chess Classic 2026 | 02 | 2026.10.24 Masters, Hugh (4332717) (1765) | ½ | 87.10% | 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 | |
| 2026.10.23 | Capital Chess Classic 2026 | 01 | 2026.10.23 Konduri, Rishi (110105330) (1538) | 1 | 98.50% | 1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 | |
| 2026.05.23 | 2026 Kapiti Rapid | 05 | 2026.05.23 Reedy, Brendan (4300998) (1962) | 0 | 79.90% | 1. d4 Nf6 2. Nf3 e6 3. Nbd2 c5 | |
| 2026.05.23 | 2026 Kapiti Rapid | 04 | 2026.05.23 Grace, Nathan (4332652) | 1 | - | 1. d4 d5 2. c4 Nc6 3. Nc3 dxc4 | |
| 2026.05.23 | 2026 Kapiti Rapid | 03 | 2026.05.23 Santos, Aristotle (4331079) (1841) | 0 | - | 1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 | |
| 2026.04.06 | 2026 Wellington Easter Open | 6 | 2026.04.06 Park-Tamati, Philli (4309090) (1915) | 0 | 96.80% | 1. d4 Nf6 2. Nf3 e6 3. e3 c5 | |
| 2026.04.03 | 2026 Wellington Easter Open | 2 | 2026.04.03 Rains, Edward (4302940) (2032) | 0 | 85.30% | 1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 | |
| 2025.12.06 | Round 6: OBrien, Finn - Chang, Luke | 6.3 | 2025.12.06 Chang, Luke (4325605) (1825) | 0 | 97.30% | 1. e4 c6 2. d4 d5 3. f3 dxe4 | |
| 2025.12.06 | Round 5: Archer, Ollie - OBrien, Finn | 5.2 | 2025.12.06 Archer, Ollie (4317262) (2002) | 0 | - | 1. d4 d5 2. Bf4 Nf6 3. e3 c5 | |
| 2025.12.05 | Round 4: Nenian Bakiyaraj - OBrien, Finn | 4.4 | 2025.12.05 Nenian Bakiyaraj (900002) | 1 | 83.20% | 1. d4 d5 2. Bf4 Nf6 3. e3 c5 | |
| 2025.12.05 | Round 3: OBrien, Finn - Yang, Edison J | 3.4 | 2025.12.05 Yang, Edison J (4317432) (1619) | 1 | 91.70% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2025.12.05 | Round 2: Nathan Grace - OBrien, Finn | 2.7 | 2025.12.05 Nathan Grace (900001) | 1 | - | 1. d4 d5 2. c4 dxc4 3. e4 e5 | |
| 2025.12.05 | Round 1: OBrien, Finn - Rajendran, Sreenand | 1.7 | 2025.12.05 Rajendran, Sreenand (4329783) | 0 | 84.90% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2025.10.26 | Round 4: OBrien, Finn - Timergazi, Layla | 4.6 | 2025.10.26 Timergazi, Layla (4303733) (1936) | 0 | 83.70% | 1. e4 c6 2. d4 d5 3. f3 e6 | |
| 2025.10.25 | Round 2: Van Der Hoorn, Thomas - OBrien, Finn | 2.6 | 2025.10.25 Van Der Hoorn, Thomas (4314565) (2019) | 0 | 80.50% | 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 | |
| 2025.07.04 | Round 2: Smith, Robert W - OBrien, Finn | 2.5 | 2025.07.04 Smith, Robert W (4300190) (2105) | 0 | - | 1. e4 c5 2. Nc3 Nc6 3. Nf3 e5 | |
| 2025.06.21 | Round 4: OBrien, Finn - Sigbeku, Anjola | 4.8 | 2025.06.21 Sigbeku, Anjola (4329112) | 0 | - | 1. e4 e6 2. d4 d5 3. e5 c5 |