Player profile
Efimov, Igor
Dossier
63 of 67 games analyzed.
Accuracy: 90.9%
Opened d4: 11/22Opened Nf3: 8/22Opened e4: 2/22Opened c4: 1/22
Castled kingside: 36Same-side castling: 32Did not castle: 11Castled queenside: 4Opposite-side castling: 3
Fianchettoed kingside: 21Played in the center: 20Played on the queenside: 17Fianchettoed queenside: 14Played on the kingside: 12
Kept the bishop pair: 34Initiated exchanges: 31Space advantage: 30Backward pawn: 30Active pieces: 30Isolated pawn: 24Sacrificed material: 20Missed tactics: 18Avoided exchanges: 10Accepted short draws: 9
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 24 games 9W 5D 10L
King's Indian Defense 3 games 2W 1D 0L
Normal Variation 2 games 1W 1D 0L
King's Knight Variation
2 games
1W
1D
0L
Smyslov Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Attack 2 games 1W 0D 1L
Sicilian Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Double Fianchetto 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Pawn Game 2 games 1W 0D 1L
Symmetrical Variation 2 games 1W 0D 1L
Pseudo-Catalan
1 game
1W
0D
0L
(unspecified)
1 game
0W
0D
1L
Indian Defense 2 games 0W 0D 2L
Przepiorka Variation 2 games 0W 0D 2L
(unspecified)
2 games
0W
0D
2L
Yusupov-Rubinstein System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Indian Defense 1 game 0W 0D 1L
Kasparov Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Trompowsky Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Sicilian Defense 1 game 0W 1D 0L
Alapin Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Semi-Slav Defense 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Grünfeld Defense 1 game 1W 0D 0L
Opocensky Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Caro-Kann Defense 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Modern Defense 1 game 1W 0D 0L
Standard Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Indian Defense 1 game 0W 1D 0L
Normal Variation 1 game 0W 1D 0L
Botvinnik System
1 game
0W
1D
0L
Zukertort Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Dutch Defense 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
English Opening 1 game 1W 0D 0L
King's English Variation 1 game 1W 0D 0L
Four Knights Variation, Flexible Line
1 game
1W
0D
0L
Torre Attack 1 game 1W 0D 0L
Classical Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Bogo-Indian Defense 1 game 0W 1D 0L
Nimzowitsch Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
As Black 31 games 13W 12D 6L
Sicilian Defense 7 games 3W 3D 1L
Lasker-Pelikan Variation 1 game 0W 1D 0L
Sveshnikov Variation, Chelyabinsk Variation
1 game
0W
1D
0L
Kan Variation 1 game 0W 0D 1L
Maróczy Bind, Hedgehog Variation
1 game
0W
0D
1L
Nyezhmetdinov-Rossolimo Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Richter-Rauzer Variation 1 game 1W 0D 0L
Neo-Modern Variation
1 game
1W
0D
0L
Smith-Morra Gambit Accepted 1 game 0W 1D 0L
Paulsen Formation
1 game
0W
1D
0L
Bowdler Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
French Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
French Defense 6 games 3W 1D 2L
Exchange Variation 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Winawer Variation 1 game 0W 1D 0L
Advance Variation
1 game
0W
1D
0L
Paulsen Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Classical Variation 1 game 1W 0D 0L
Burn Variation, Morozevich Line
1 game
1W
0D
0L
Advance Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Modern Defense 3 games 2W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Standard Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Pirc Defense 3 games 1W 2D 0L
(unspecified) 3 games 1W 2D 0L
(unspecified)
3 games
1W
2D
0L
Queen's Pawn Game 3 games 1W 2D 0L
Rossolimo Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Horwitz Defense 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Zukertort Opening 1 game 0W 1D 0L
Pirc Invitation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Ruy Lopez 1 game 0W 0D 1L
Morphy Defense 1 game 0W 0D 1L
Fianchetto Defense Deferred
1 game
0W
0D
1L
Scandinavian Defense 1 game 0W 0D 1L
Valencian Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
English Opening 1 game 0W 1D 0L
Anglo-Indian Defense 1 game 0W 1D 0L
Queen's Indian Formation
1 game
0W
1D
0L
Czech Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Larsen Attack 1 game 1W 0D 0L
Modern Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Caro-Kann Defense 1 game 1W 0D 0L
Gurgenidze System 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Blunders Top 4 of 207
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 67 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.09.27 | Olymp 2026 Open | 11.229 | 2026.09.27 Miguel, Sergio (10100792) (2258) | 0 | 86.70% | 1. d4 e6 2. Bf4 c5 3. e3 Qb6 | |
| 2026.09.25 | Olymp 2026 Open | 9.221 | 2026.09.25 Araujo Sanchez, Josue (6416896) (2319) | 1 | 91.20% | 1. e4 g6 2. d4 Bg7 3. Nc3 d6 | |
| 2026.09.24 | Olymp 2026 Open | 8.285 | 2026.09.24 Giasi, Viresh (8200165) (1997) | ½ | 96.80% | 1. Nf3 d6 2. g3 e5 3. c4 g6 | |
| 2026.09.23 | Olymp 2026 Open | 7.161 | 2026.09.23 Kelires, Andreas (5900727) (2532) | 0 | 85.60% | 1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 | |
| 2026.09.20 | Olymp 2026 Open | 5.29 | 2026.09.20 Tran, Thanh Tu (12401404) (2406) | 0 | 88.80% | 1. d4 Nf6 2. Nf3 e6 3. e3 b6 | |
| 2026.09.18 | Olymp 2026 Open | 3.9 | 2026.09.18 Culum, Sanjin (14420937) (2441) | 0 | 90.70% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.09.16 | Olymp 2026 Open | 1.409 | 2026.09.16 Vitiugov, Nikita (4152956) (2666) | 0 | 84.10% | 1. d4 Nf6 2. Nf3 e6 3. c4 b6 | |
| 2026.09.09 | Olymp 2026 Open | 6.273 | 2026.09.09 Van Bemmelen, Ursus (7501013) (2081) | 1 | 97.00% | 1. d4 d6 2. e4 Nf6 3. Nc3 g6 | |
| 2026.09.09 | Olymp 2026 Open | 4.273 | 2026.09.09 Muhammed, Shuaau (16700406) (2207) | 0 | 89.00% | 1. d4 Nf6 2. Bg5 g6 3. Nc3 d5 | |
| 2026.04.30 | Finals: Bertagnolli, Alexander - Efimov, Igor | 3.34 | 2026.04.30 Bertagnolli, Alexander (809551) (2341) | ½ | 93.10% | 1. d4 d6 2. e4 Nf6 3. Nc3 e5 | |
| 2026.04.29 | Semifinals: Carlo, Emanuele - Efimov, Igor | 2.26 | 2026.04.29 Carlo, Emanuele (2825380) (2300) | ½ | 88.40% | 1. e4 g6 2. d4 Bg7 3. Nf3 d6 | |
| 2026.04.28 | Round 7: Ceres, Dragos - Efimov, Igor | 1.34 | 2026.04.28 Ceres, Dragos (13905864) (2450) | 0 | 85.50% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 | |
| 2026.04.27 | Round 6: Marzocchi, Tommaso - Efimov, Igor | 6.42 | 2026.04.27 Marzocchi, Tommaso (894575) (2303) | ½ | 60.10% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | |
| 2026.04.27 | Round 5: Efimov, Igor - Stella, Andrea | 5.34 | 2026.04.27 Stella, Andrea (827061) (2370) | ½ | 93.10% | 1. Nf3 d5 2. d4 Nf6 3. c4 e6 | |
| 2026.04.26 | Round 4: Efimov, Igor - Bertagnolli, Alexander | 4.38 | 2026.04.26 Bertagnolli, Alexander (809551) (2341) | 1 | 95.10% | 1. d4 Nf6 2. g3 d5 3. Nf3 c6 | |
| 2026.04.25 | Round 3: Yao, Stefano - Efimov, Igor | 3.46 | 2026.04.25 Yao, Stefano (894877) (2268) | ½ | 96.80% | 1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 | |
| 2026.04.25 | Round 2: Efimov, Igor - De Filomeno, Simone | 2.42 | 2026.04.25 De Filomeno, Simone (828688) (2445) | ½ | 94.00% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2026.04.24 | Round 1: Lumachi, Gabriele - Efimov, Igor | 1.30 | 2026.04.24 Lumachi, Gabriele (2817247) (2421) | 0 | 89.10% | 1. e4 e6 2. d4 d5 3. Nc3 a6 | |
| 2026.02.22 | iii Festival della Dragonara | 5.1 | 2026.02.22 Senthil, Maran (2311) | ½ | - | 1. d4 e6 2. Nf3 c5 3. g3 cxd4 | |
| 2026.02.22 | iii Festival della Dragonara | 4.3 | 2026.02.22 De Martino, Daniele (651044129) (1953) | 1 | - | 1. d4 Nf6 2. Nf3 e6 3. c4 d5 | |
| 2026.02.21 | iii Festival della Dragonara | 3.2 | 2026.02.21 Vuelban, Virgilio (5201896) (2200) | ½ | - | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2026.02.21 | iii Festival della Dragonara | 2.3 | 2026.02.21 Margaryan, Aram (13318349) (2065) | 1 | 94.70% | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2026.02.20 | iii Festival della Dragonara | 1.3 | 2026.02.20 Simonelli, Mattia (28523954) (2030) | 1 | 92.90% | 1. d4 d6 2. Nf3 g6 3. g3 Bg7 | |
| 2025.11.22 | Round 9: Efimov, Igor - Isaakidis, Alexandros | 9.9 | 2025.11.22 Isaakidis, Alexandros (5903076) (2248) | 0 | 82.50% | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2025.11.19 | Round 7: Efimov, Igor - Mooney, Graham | 7.13 | 2025.11.19 Mooney, Graham (15600106) (1918) | 1 | 95.70% | 1. d4 g6 2. e4 Bg7 3. Nc3 d6 | |
| 2025.11.19 | Round 6: De La Riva Aguado, Oscar - Efimov, Igor | 6.5 | 2025.11.19 De La Riva Aguado, Oscar (6900224) (2439) | ½ | 93.70% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.11.18 | Round 5: Efimov, Igor - Wiedenkeller, Michael | 5.17 | 2025.11.18 Wiedenkeller, Michael (1700146) (2387) | ½ | 98.40% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.11.17 | Round 3: Novak, Attila Robert - Efimov, Igor | 3.17 | 2025.11.17 Novak, Attila Robert (727067) (2155) | ½ | 86.80% | 1. d4 d6 2. Nf3 g6 3. g3 Bg7 | |
| 2025.11.16 | Round 2: Efimov, Igor - Holland, Christopher | 2.5 | 2025.11.16 Holland, Christopher (10700072) (2068) | 1 | 94.20% | 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 | |
| 2025.11.14 | Round 4: Krieger, Markus - Efimov, Igor | 4.1 | 2025.11.14 Krieger, Markus (4669533) (2168) | 0 | 89.60% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2025.11.02 | FIDE World Cup 2025 | 2.15 | 2025.11.02 Gurel, Ediz (44507356) (2648) | 0 | 88.90% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.10.31 | FIDE World Cup 2025 | 1.15 | 2025.10.31 Gurel, Ediz (44507356) (2648) | 0 | 90.00% | 1. Nf3 d5 2. e3 Nf6 3. c4 e6 | |
| 2025.04.26 | Round 3: Efimov, Igor - Altini, Nicola | 3.4 | 2025.04.26 Altini, Nicola (833924) (2350) | 0 | 86.90% | 1. d4 d5 2. Nf3 Nf6 3. c4 c5 | |
| 2025.04.25 | Round 1: Efimov, Igor - Santeramo, Domenico | 1.2 | 2025.04.25 Santeramo, Domenico (852589) (2070) | 0 | - | 1. d4 e6 2. c4 f5 3. g3 Nf6 | |
| 2025.02.21 | new tournament description | 1.2 | 2025.02.21 Tondi, Aurelio (28549325) (1971) | 1 | 96.10% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2024.11.16 | XVII Festival Città di Recco | 3.4 | 2024.11.16 Di Liberto, Michele (28556976) (2076) | 1 | 84.60% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2024.11.16 | XVII Festival Città di Recco | 2.2 | 2024.11.16 Treccozzi, Riccardo (2853111) (2052) | ½ | - | ||
| 2024.09.22 | 45th FIDE Chess Olympiad | 11.198 | 2024.09.22 Krieger, Markus (4669533) (2153) | 1 | 86.60% | 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 | |
| 2024.09.21 | 45th FIDE Chess Olympiad | 10.150 | 2024.09.21 Rodriguez Vila, Andres (3000010) (2417) | ½ | 92.20% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2024.09.19 | 45th FIDE Chess Olympiad | 8.150 | 2024.09.19 Burovic, Rijad (14407701) (2426) | ½ | 95.90% | 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 | |
| 2024.09.18 | 45th FIDE Chess Olympiad | 7.209 | 2024.09.18 Mafaaz Khalid (7818424) (2069) | 1 | 94.50% | 1. d4 d6 2. e4 Nf6 3. Nc3 c6 | |
| 2024.09.16 | 45th FIDE Chess Olympiad | 6.134 | 2024.09.16 Hernandez Guerrero, Gilberto (5100011) (2482) | 1 | 93.20% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2024.09.15 | 45th FIDE Chess Olympiad | 5.230 | 2024.09.15 Haidary, Hameedullah (11700840) (2192) | 1 | 97.40% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2024.09.14 | 45th FIDE Chess Olympiad | 4.138 | 2024.09.14 Quizon, Daniel (5217911) (2490) | 0 | 83.00% | 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 | |
| 2024.09.12 | 45th FIDE Chess Olympiad | 2.162 | 2024.09.12 Suleymenov, Alisher (13707833) (2484) | 0 | 88.40% | 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 | |
| 2024.09.11 | 45th FIDE Chess Olympiad | 1.337 | 2024.09.11 Mchangama Omar (20900457) | 1 | 92.80% | 1. e4 c5 2. Bc4 e6 3. Nc3 a6 | |
| 2024.06.29 | 5th European Small Nations Individual | 9.2 | 2024.06.29 Apol, Luitjen Akselsson (7202466) (2251) | 1 | 95.10% | 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 | |
| 2024.06.28 | 5th European Small Nations Individual | 8.4 | 2024.06.28 Carpenter, Paul A (408930) (1969) | 1 | 83.60% | 1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 | |
| 2024.06.27 | 5th European Small Nations Individual | 7.3 | 2024.06.27 D`Amico, Nicola (11800437) (1832) | 1 | 96.40% | 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 | |
| 2024.06.26 | 5th European Small Nations Individual | 6.3 | 2024.06.26 Ribera Veganzones, Serni (6900860) (2341) | 1 | 94.50% | 1. e4 g6 2. d4 Bg7 3. Nf3 d6 | |
| 2024.06.26 | Round 5: Efimov, Igor - Frick, Renato | 5.4 | 2024.06.26 Frick, Renato (12000027) (1907) | 1 | 92.20% | 1. Nf3 Nf6 2. d4 e6 3. Bg5 c5 | |
| 2024.06.25 | 5th European Small Nations Individual | 4.2 | 2024.06.25 Pace, Colin (5600189) (2184) | 1 | 95.10% | 1. e4 g6 2. d4 c6 3. Nc3 d5 | |
| 2024.06.24 | Round 3: Efimov, Igor - Michaelides, Konstantinos | 3.5 | 2024.06.24 Michaelides, Konstantinos (5901871) (2317) | ½ | 98.80% | 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ | |
| 2024.06.23 | Round 1: Berend, Fred - Efimov, Igor | 2024.06.23 Berend, Fred (4000102) (2235) | ½ | 92.70% | 1. e4 c5 2. Nf3 e6 3. d3 d5 | ||
| 2024.06.18 | Round 2: Strade, Arita - Efimov, Igor | 2.1 | 2024.06.18 Strade, Arita (11603437) (1957) | 1 | 92.60% | 1. e4 c5 2. c3 e6 3. d4 d5 | |
| ????.??.?? | new tournament description | 5.4 | ????.??.?? Serban, Sara Annamaria (2870849) (1977) | 1 | 91.70% | 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 | |
| ????.??.?? | new tournament description | 4.3 | ????.??.?? Fulgentini, Edoardo (28557050) (2097) | ½ | 94.90% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| ????.??.?? | new tournament description | 3.5 | ????.??.?? Scarsella, Lorenzo Luigi (893757) (1946) | 1 | 94.20% | 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 | |
| ????.??.?? | new tournament description | 2.2 | ????.??.?? Gioseffi, Massimiliano (817228) (2037) | 0 | 84.30% | 1. d4 Nf6 2. Nf3 e6 3. c4 b6 | |
| ????.??.?? | XVII Festival Città di Recco | 5.3 | ????.??.?? Vairo, Rocco Enrico (2839437) (2088) | 1 | 91.70% | 1. e4 e6 2. d4 d5 3. e5 Bd7 | |
| ????.??.?? | XVII Festival Città di Recco | 4.2 | ????.??.?? Piscopo, Pierluigi (809152) (2288) | ½ | 99.20% | 1. d4 d5 2. c4 c6 3. cxd5 cxd5 | |
| ????.??.?? | XVII Festival Città di Recco | 1.2 | ????.??.?? Rolle, Lorenzo Anthony (28572025) (1911) | 1 | 89.60% | 1. d4 Nf6 2. Bg5 d5 3. Bxf6 gxf6 | |
| ????.??.?? | GENOVA INTERNATION CHESS FESTIVAL 2024 S | 9.4 | ????.??.?? Glek, Igor (4100484) (2391) | ½ | 96.70% | 1. e4 c6 2. d4 d6 3. Nf3 Nf6 | |
| ????.??.?? | GENOVA INTERNATION CHESS FESTIVAL 2024 S | 7.2 | ????.??.?? Sipila, Vilka (505455) (2450) | 0 | 87.00% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| ????.??.?? | GENOVA INTERNATION CHESS FESTIVAL 2024 S | 6.2 | ????.??.?? Kovacevic, Blazimir (14502712) (2380) | ½ | 99.50% | 1. d4 d5 2. Nf3 Nf6 3. c4 e6 | |
| ????.??.?? | GENOVA INTERNATION CHESS FESTIVAL 2024 S | 5.3 | ????.??.?? Nitish Belurkar (5084768) (2442) | 1 | 94.20% | 1. e4 g6 2. d4 Nf6 3. e5 Nh5 | |
| ????.??.?? | GENOVA INTERNATION CHESS FESTIVAL 2024 S | 3.1 | ????.??.?? Gusain, Himal (5033861) (2494) | 0 | 94.30% | 1. Nf3 c5 2. e3 Nc6 3. d4 cxd4 |