Spain
Male
FIDE ID:
Oleg Korneev
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| TCh-BEL 2025-26 | 09/28/2025 | 2275 |  Belgium |
| Dutch League 2025-26 | 09/20/2025 | 2345 |  Netherlands |
| Portuguese Supercup 2025 | 10/18/2025 | 2405 |  Portugal |
| 2nd Bundesliga Nord 25-26 | 09/27/2025 | 2373 |  Germany |
Oleg Korneev Opening Repertoire with White pieces
| ECO | Opening | Games |
| B90 | Sicilian, Najdorf | 88 games |
| B33 | Sicilian defence | 86 games |
| B80 | Sicilian, Scheveningen variation | 66 games |
| B42 | Sicilian, Kan, 5.Bd3 | 45 games |
Oleg Korneev Opening Repertoire with Black pieces
| ECO | Opening | Games |
| D31 | Queen's Gambit Declined, 3.Nc3 | 54 games |
| D45 | Queen's Gambit Declined semi-Slav, 5.e3 | 54 games |
| A07 | Reti, King's Indian attack (Barcza system) | 47 games |
| D43 | Queen's Gambit Declined semi-Slav | 45 games |
