Ralf Appel
Ralf Appel Repertoire with White pieces
| ECO | Opening | Games |
| A07 | Reti, King's Indian attack (Barcza system) | 20 games |
| D02 | Queen's pawn game | 11 games |
| A48 | King's Indian, East Indian defence | 9 games |
| A47 | Queen's Indian defence | 6 games |
Ralf Appel Repertoire with Black pieces
| ECO | Opening | Games |
| B05 | Alekhine's defence, modern variation, 4...Bg4 | 19 games |
| B03 | Alekhine's defence | 15 games |
| B02 | Alekhine's defence | 11 games |
| B04 | Alekhine's defence, modern variation | 10 games |
GERMANY

