Constantin Bornschein
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Kiel op 13th | 08/??/2000 | 652 | Germany |
| Schleswig Holstein-ch U17 VR2 | ??/??/1997 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| C62 | Ruy Lopez, old Steinitz defence | 1 games |
| A07 | Reti, King's Indian attack (Barcza system) | 1 games |
| D02 | Queen's pawn game | 1 games |
| B30 | Sicilian defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E67 | King's Indian, fianchetto with ...Nd7 | 1 games |
| B50 | Sicilian | 1 games |
| D94 | Gruenfeld, 5.e3 | 1 games |
| D80 | Gruenfeld defence | 1 games |


Germany