Home > Neutreeko > Puzzles > Hard 501-750
| 1. a1-d4, | 2. b1-b5, | 3. d1-d3, | 4. b5-d5, | 5. e4-e3, | 6. e2-d1, | 7. d3-a3 |
| 1. a1-d4, | 2. b1-b5, | 3. d1-d3, | 4. b5-d5, | 5. e4-e3, | 6. e2-a2, | 7. d3-a3 |
| 1. a1-d4, | 2. b1-b5, | 3. d1-d3, | 4. b5-d5, | 5. e4-e3, | 6. e2-e1, | 7. d3-a3 |
| 1. a1-d4, | 2. b1-b5, | 3. d1-d3, | 4. b5-d5, | 5. e4-e3, | 6. d5-a2, | 7. d3-a3 |
| 1. a1-d4, | 2. b1-b5, | 3. d1-d3, | 4. b5-d5, | 5. e4-e3, | 6. d5-a5, | 7. d3-a3 |
| 1. a1-d4, | 2. b1-b5, | 3. d1-d3, | 4. b5-d5, | 5. e4-e3, | 6. d5-e4, | 7. d3-a3 |
| 1. a1-d4, | 2. b1-b5, | 3. d1-d3, | 4. b5-d5, | 5. e4-e3, | 6. e5-e4, | 7. d3-a3 |
| 1. a1-d4, | 2. b1-a1?, | 3. d1-a4 | ||||
| 1. a1-d4, | 2. b1-a1?, | 3. d1-d3 | ||||
| 1. a1-d4, | 2. b1-a1?, | 3. e4-d5 | ||||
| 1. a1-d4, | 2. b1-a2?, | 3. d1-a4 | ||||
| 1. a1-d4, | 2. b1-c1?, | 3. d1-a4 | ||||
| 1. a1-d4, | 2. b1-c1?, | 3. d1-d3 | ||||
| 1. a1-d4, | 2. b1-c1?, | 3. e4-d5 | ||||
| 1. a1-d4, | 2. b1-d3?, | 3. d1-a4 | ||||
| 1. a1-d4, | 2. e2-a2?, | 3. d1-a4 | ||||
| 1. a1-d4, | 2. e2-a2?, | 3. d1-e2 | ||||
| 1. a1-d4, | 2. e2-a2?, | 3. e4-d5 | ||||
| 1. a1-d4, | 2. e2-b5?, | 3. d1-e2 | ||||
| 1. a1-d4, | 2. e2-b5?, | 3. e4-d5 | ||||
| 1. a1-d4, | 2. e2-e1?, | 3. d1-a4 | ||||
| 1. a1-d4, | 2. e2-e1?, | 3. d1-d3 | ||||
| 1. a1-d4, | 2. e2-e1?, | 3. d1-e2 | ||||
| 1. a1-d4, | 2. e2-e1?, | 3. e4-d5 | ||||
| 1. a1-d4, | 2. e2-e3?, | 3. d1-a4 | ||||
| 1. a1-d4, | 2. e2-e3?, | 3. d1-d3 | ||||
| 1. a1-d4, | 2. e5-a5?, | 3. d1-a4 | ||||
| 1. a1-d4, | 2. e5-a5?, | 3. d1-d3 | ||||
| 1. a1-d4, | 2. e5-a5?, | 3. e4-d5 | ||||
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| 1. a1-a5?, | 2. e5-b5 | (black loses in 38 moves) | ||||
| 1. e4-c2?, | 2. e5-b2 | (black loses in 8 moves) | ||||
| 1. d1-c1?, | 2. e5-b2 | (black loses in 4 moves) | ||||
| 1. d1-a4?, | 2. e5-b2 | (black loses in 4 moves) | ||||
| 1. d1-d5?, | 2. e5-b2 | (black loses in 4 moves) | ||||
| 1. d1-e1?, | 2. e5-b2 | (black loses in 4 moves) | ||||
| 1. e4-e3?, | 2. e5-b2 | (black loses in 4 moves) | ||||