Alexey I Kosikov
Alexey I Kosikov Repertoire with White pieces
| ECO | Opening | Games |
| B31 | Sicilian, Nimzovich-Rossolimo attack (with ...g6, without ...d6) | 10 games |
| B52 | Sicilian, Canal-Sokolsky attack, 3...Bd7 | 8 games |
| A48 | King's Indian, East Indian defence | 7 games |
| B51 | Sicilian, Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack | 6 games |
Alexey I Kosikov Repertoire with Black pieces
| ECO | Opening | Games |
| B02 | Alekhine's defence | 9 games |
| C04 | French, Tarrasch, Guimard main line | 7 games |
| B03 | Alekhine's defence | 6 games |
| C59 | Two knights defence | 6 games |
UKRAINE

