Viliamisar Ostos
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Kiev Independence Cup-B 4th | 08/31/2004 | 634 | Ukraine |
Most Played Openings as White
| ECO | Opening | Games |
| B29 | Sicilian, Nimzovich-Rubinstein variation | 1 games |
| B48 | Sicilian, Taimanov variation | 1 games |
| A90 | Dutch defence | 1 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D42 | Queen's Gambit Declined, Semi-Tarrasch, 7.Bd3 | 1 games |
| A30 | English, symmetrical variation | 1 games |
| D02 | Queen's pawn game | 1 games |
| B12 | Caro-Kann defence | 1 games |


Ukraine