Player profile
Silva e Costa,Alan Roberto da
Dossier
9 of 9 games analyzed.
Accuracy: 83.2%
Opened Nf3: 3/4Opened d4: 1/4
Castled kingside: 9Same-side castling: 7Opposite-side castling: 1
Fianchettoed kingside: 8Played in the center: 3Played on the kingside: 3Fianchettoed queenside: 1
Initiated exchanges: 8Backward pawn: 7Missed tactics: 7Kept the bishop pair: 6Active pieces: 6Space advantage: 5Sacrificed material: 4Isolated pawn: 1Played gambits: 1
Openings
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As White 4 games 3W 0D 1L
King's Indian Attack, with e6 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
Zukertort Opening 1 game 1W 0D 0L
Reversed Grünfeld 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Indian Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 5 games 2W 0D 3L
Modern Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
English Opening 1 game 1W 0D 0L
Anglo-Indian Defense 1 game 1W 0D 0L
Queen's Knight Variation
1 game
1W
0D
0L
King's Indian Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Sicilian Defense 1 game 0W 0D 1L
Dragon Variation 1 game 0W 0D 1L
Yugoslav Attack, Main Line
1 game
0W
0D
1L
London System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Blunders Top 4 of 76
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 9 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.11.01 | Round 4: De Souza, Samuel Gomes Pereira - Silva e Costa,Alan Roberto da | 4.6 | 2026.11.01 De Souza, Samuel Gomes Pereira (44718160) (1810) | 0 | 76.30% | 1. e4 g6 2. d4 Bg7 3. Be3 d6 | |
| 2024.10.16 | Manaus Chess Open 2024 | 8 | 2024.10.16 Carvalho, Felipe Lobo C. (2106787) (2062) | 1 | 76.90% | 1. c4 Nf6 2. Nc3 g6 3. e4 d6 | |
| 2024.10.15 | Manaus Chess Open 2024 | 7 | 2024.10.15 De Araujo, Antonio Marcos Diniz (22772529) (1663) | 1 | 83.80% | 1. Nf3 e6 2. g3 d5 3. Bg2 Nf6 | |
| 2024.10.14 | Manaus Chess Open 2024 | 6 | 2024.10.14 Cordero, Daniela (3301630) (2004) | 0 | 82.50% | 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 | |
| 2024.10.14 | Manaus Chess Open 2024 | 5 | 2024.10.14 Carlos Eduardo Da Silva Rodriguez (1800) | 1 | 73.90% | 1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 | |
| 2024.10.13 | Manaus Chess Open 2024 | 4 | 2024.10.13 Silverio, Vitor Luis De Jesus (22797289) (2016) | 0 | 86.10% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2024.10.12 | Manaus Chess Open 2024 | 3 | 2024.10.12 Torres, Sharlon Carvalho (44718110) (1842) | 1 | 89.60% | 1. Nf3 d5 2. g3 c5 3. Bg2 Nf6 | |
| 2024.10.12 | Manaus Chess Open 2024 | 2 | 2024.10.12 Lopes, Marcia Maria Dias (22718052) (1579) | 1 | 97.10% | 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 | |
| 2024.10.11 | Manaus Chess Open 2024 | 1 | 2024.10.11 Leitao, Rafael (2101246) (2592) | 0 | 82.60% | 1. d4 Nf6 2. e3 g6 3. Nf3 Bg7 |