Boris Kupchik
| White | Black | |
|---|---|---|
| Boris Kupchik | Moisei Khazankin | View |
| Alexandr Bahovsky | Boris Kupchik | View |
| Boris Kupchik | Dmitry Fingerov | View |
| Boris Kupchik | A. Borodavkin | View |
| White | Black | |
|---|---|---|
| Boris Kupchik | Moisei Khazankin | View |
| Alexandr Bahovsky | Boris Kupchik | View |
| Boris Kupchik | Dmitry Fingerov | View |
| Boris Kupchik | A. Borodavkin | View |