Black to move
| Date: | |
| White: | Gunsen |
| Black: | Bogachkov |
| Combination strength: | 5 |
| Game section | Middle game |
| Decisive material advantage | Problems in cooperation |
| Mate combination | - |
| Date: | |
| White: | Gunsen |
| Black: | Bogachkov |
| Combination strength: | 5 |
| Game section | Middle game |
| Decisive material advantage | Problems in cooperation |
| Mate combination | - |