Klaas Landsman
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| EU-ch U20 | ??/??/1983 | 619 | Netherlands |
| NED-ch sf-A | ??/??/1982 | 996 | Netherlands |
| DEN-ch int U18 | ??/??/1979 | 86 | Denmark |
Most Played Openings as White
| ECO | Opening | Games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 2 games |
| A28 | English, four knights system | 2 games |
| A39 | English, symmetrical, main line with d4 | 1 games |
| E92 | King's Indian, classical variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B22 | Sicilian, Alapin's variation (2.c3) | 2 games |
| D80 | Gruenfeld defence | 1 games |
| B53 | Sicilian, Chekhover variation | 1 games |
| D85 | Gruenfeld, exchange variation | 1 games |


Netherlands
Denmark