Ralf-Johannes Koch
Germany
FIDE ID: 24670219
Birth in 1960
| White | Black | |
|---|---|---|
| Ralf-Johannes Koch | Rashid Ishak | View |
| Gufeng Mi | Ralf-Johannes Koch | View |
| Ralf-Johannes Koch | Ingo Aumueller | View |
| Ralf-Johannes Koch | Sven Wobbe | View |
| Peter Grotrian | Ralf-Johannes Koch | View |
| Rolf Klawitter | Ralf-Johannes Koch | View |
| Ralf-Johannes Koch | Derek Gaede | View |
| Ralf-Johannes Koch | Nils-Lennart Heldt | View |
| Werner Schirmer | Ralf-Johannes Koch | View |
| Ralf-Johannes Koch | Hugh Ditmas | View |
| Ralf-Johannes Koch | Pouelsten Holm Grabow | View |
| Ralf-Johannes Koch | Jale Mieck | View |
| Hans-Joerg Jantzen | Ralf-Johannes Koch | View |
| Ralf-Johannes Koch | Michael Bohnstorff | View |
| Ralf-Johannes Koch | Wesal Moshtael | View |