Z. Ostroski
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Djakovo op | 11/??/1994 | 1427 |  Croatia |
Most Played Openings as White
| ECO | Opening | Games |
| B43 | Sicilian, Kan, 5.Nc3 | 1 games |
| C74 | Ruy Lopez, modern Steinitz defence | 1 games |
| B90 | Sicilian, Najdorf | 1 games |
| C42 | Petrov's defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 1 games |
| C78 | Ruy Lopez, 5.O-O | 1 games |
| C77 | Ruy Lopez, Morphy defence | 1 games |
| C87 | Ruy Lopez, closed, Averbach variation | 1 games |
