G. Constantin
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| FRA-ch | 09/02/1938 | 0 | France |
| Nice-B | ??/??/1930 | 0 | France |
Most Played Openings as White
| ECO | Opening | Games |
| E22 | Nimzo-Indian, Spielmann variation | 4 games |
| D50 | Queen's Gambit Declined, 4.Bg5 | 1 games |
| D53 | Queen's Gambit Declined, 4.Bg5 Be7 | 1 games |
| D30 | Queen's gambit declined | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D18 | Queen's Gambit Declined Slav, Dutch variation | 1 games |
| A12 | English, Caro-Kann defensive system | 1 games |
| D23 | Queen's gambit accepted | 1 games |
| B11 | Caro-Kann, two knights, 3...Bg4 | 1 games |


France