R. Heyink
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Alkmaar ACCOM op | ??/??/1993 | 0 |  Netherlands |
| Alkmaar ACCOM op | ??/??/1991 | 0 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| D85 | Gruenfeld, exchange variation | 1 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 1 games |
| D38 | Queen's Gambit Declined, Ragozin variation | 1 games |
| A95 | Dutch, stonewall with Nc3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B50 | Sicilian | 1 games |
| B26 | Sicilian, closed, 6.Be3 | 1 games |
| B43 | Sicilian, Kan, 5.Nc3 | 1 games |
| B30 | Sicilian defence | 1 games |
