A. Onoprienko
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Czech-ch U14 | 01/??/2000 | 0 | Czech Republic |
| CZE-ch U12 | ??/??/1999 | 116 | Czech Republic |
Most Played Openings as White
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 3 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 1 games |
| D30 | Queen's gambit declined | 1 games |
| D10 | Queen's Gambit Declined Slav defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 4 games |
| C24 | Bishop's opening, Berlin defence | 2 games |
| C50 | King's pawn game | 1 games |
| D10 | Queen's Gambit Declined Slav defence | 1 games |


Czech Republic