Rudolf De Graaff
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| NED-chT 9697 | ??/??/1996 | 1213 |  Netherlands |
| NED-chT 9596 | ??/??/1995 | 1058 | Netherlands |
| FRG-NED U26 | 07/??/1965 | 0 |  Germany |
Rudolf De Graaff Repertoire with White pieces (most played)
| ECO | Opening | Games |
| D05 | Queen's pawn game | 1 games |
| A48 | King's Indian, East Indian defence | 1 games |
| A46 | Queen's pawn game | 1 games |
Rudolf De Graaff Repertoire with Black pieces (most played)
| ECO | Opening | Games |
| B06 | Robatsch (modern) defence | 2 games |
| D46 | Queen's Gambit Declined semi-Slav, 6.Bd3 | 1 games |
| E81 | King's Indian, Saemisch, 5...O-O | 1 games |
| D44 | Queen's Gambit Declined semi-Slav, 5.Bg5 dc | 1 games |
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