H. Crabbendam
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| NED-chT | ??/??/1969 | 0 | Netherlands |
| IBM-B | ??/??/1964 | 0 | Netherlands |
| IBM-B | ??/??/1963 | 0 | Netherlands |
| IBM | ??/??/1961 | 0 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C41 | Philidor's defence | 1 games |
| B76 | Sicilian, dragon, Yugoslav attack, 7...O-O | 1 games |
| B24 | Sicilian, closed | 1 games |
| B45 | Sicilian, Taimanov variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B29 | Sicilian, Nimzovich-Rubinstein variation | 2 games |
| A18 | English, Mikenas-Carls variation | 1 games |
| A17 | English opening | 1 games |
| A00 | Polish (Sokolsky) opening | 1 games |


Netherlands