Book: 21 / 413
| # | move | proof | disproof |
|---|---|---|---|
| 1 | a4 | 1 | 21 |
| 2 | e4 | 1 | 21 |
| 3 | g3 | 1 | 21 |
| 4 | d3 | 1 | 21 |
| 5 | b3 | 1 | 21 |
| 6 | a3 | 1 | 21 |
| 7 | Ne5 | 82 | 22 |
| 8 | Ng5 | 81 | 22 |
| 9 | g4 | 41 | 22 |
| 10 | Nc3 | 31 | 22 |
| 11 | Ke2 | 31 | 22 |
| 12 | Kf1 | 28 | 22 |
| 13 | h4 | 27 | 22 |
| 14 | Rf1 | 25 | 22 |
| 15 | Rg1 | 25 | 22 |
| 16 | Qe2 | 25 | 22 |
| 17 | Na3 | 1 | 22 |
| 18 | Nd4 | 1 | 22 |
| 19 | Qa4 | 1 | 23 |
| 20 | Qc2 | 1 | 24 |
| 21 | Qb3 | 1 | 24 |
| 22 | c5 | 1 | 24 |
| 23 | Ng1 | 1 | 39 |
| 24 | Nh4 | 1 | 39 |
| 25 | b4 | 1 | 43 |
| 26 | d4 | 1 | 43 |
| 27 | h3 | 1 | 57 |