Katzki
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| OWL-ch | ??/??/1961 | 0 |  Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B23 | Sicilian, closed | 3 games |
| C90 | Ruy Lopez, closed (with ...d6) | 1 games |
| B14 | Caro-Kann, Panov-Botvinnik attack, 5...e6 | 1 games |
| A01 | Nimzovich-Larsen attack | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C90 | Ruy Lopez, closed (with ...d6) | 1 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 1 games |
| D63 | Queen's Gambit Declined, Orthodox defence, 7.Rc1 | 1 games |
| A25 | English, Sicilian reversed | 1 games |
