Stephan Davydiuk
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Katowice op | ??/??/1990 | 1470 | Poland |
| URS Army-ch | ??/??/1989 | 469 |
Most Played Openings as White
| ECO | Opening | Games |
| B35 | Sicilian, accelerated fianchetto, modern variation with Bc4 | 1 games |
| B89 | Sicilian, Sozin, 7.Be3 | 1 games |
| C67 | Ruy Lopez, Berlin defence, open variation | 1 games |
| B47 | Sicilian, Taimanov (Bastrikov) variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D55 | Queen's Gambit Declined, 6.Nf3 | 2 games |
| E15 | Queen's Indian, 4.g3 | 1 games |
| A28 | English, four knights system | 1 games |
| A37 | English, symmetrical variation | 1 games |


Poland