| Problems judged | Grade Reporter | Grade Opponent | Grade Reviewer |
|---|---|---|---|
| 17. Looking for the signs of civilization | 4.00 (Colombia) | 7.00 (Iran) | 5.00 (Australia) |
| 13. Cross-talking metronomes | 3.00 (Iran) | 7.00 (Australia) | 6.00 (Colombia) |
| 12. Half-empty bottle | 6.00 (Australia) | 7.00 (Colombia) | 5.00 (Iran) |