Design and Copyright : Oleg Smol'yakov (2020).
| 
 
A  | 
| Pieces | 18 | A-G, H-N, O-R are congruend. | 
| Selection | septuple | |
| Goal | 5×5×5 | |
| Holes | 0 | |
| Solutions | 1 | 
| 
 
A  | 
| Pieces | 18 | A-G, H-N, O-R are congruend. | 
| Selection | septuple | |
| Goal | 5×5×5 | |
| Holes | 0 | |
| Solutions | 1 | 
| 
 
A  | 
| Pieces | 18 | A-G, H-N, O-R are congruend. | 
| Selection | septuple | |
| Goal | 5×5×5 | |
| Holes | 0 | |
| Solutions | 1 |