Home > Neutreeko > Puzzles > Hard 501-750
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. c1-a1, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. c1-a3, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. c1-c2, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. c1-e1, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-a3, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-a3, | 7. c3-c2 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-a4, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-a4, | 7. c3-c2 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-a5, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-a5, | 7. c3-c2 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-e4, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-e4, | 7. c3-c2 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-c5, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-c5, | 7. c3-c2 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. b4-c5, | 7. c3-c4 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. e5-a5, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. e5-a5, | 7. b3-d1 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. e5-a5, | 7. c3-c2 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-c1, | 5. e1-d2, | 6. e5-e1, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b4-c5, | 5. b3-d1, | 6. b2-c1, | 7. c3-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-d4, | 5. b3-d1, | 6. b2-c1, | 7. e1-d2 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-d4, | 5. b3-d1, | 6. b2-c1, | 7. c3-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b2-a1, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b2-a2, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b2-a3, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b2-b1, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b2-c1, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b2-c2, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. e2-d1, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. e2-b5, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. e2-e1, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. e2-e5, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b4-a3, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b4-a3, | 7. c3-c1 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b4-a4, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b4-a4, | 7. c3-c1 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b4-a5, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b4-e4, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-e2, | 5. e1-d2, | 6. b4-c5, | 7. d2-e3 |
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-a1?, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-a2?, | 5. b3-d1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-a2?, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-a3?, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-b1?, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b2-e2?, | 5. b3-d1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b4-a3?, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b4-a4?, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b4-a5?, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b4-b5?, | 5. b3-b4 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b4-b5?, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b4-e4?, | 5. e1-e3 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. b4-e4?, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-b2, | 3. a1-e1, | 4. e5-a5?, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-e1?, | 3. b3-a2, | 4. b4-a3, | 5. c3-c1 | ||
| 1. e1-c3, | 2. b1-e1?, | 3. b3-b1, | 4. e1-c1, | 5. a1-b2 | ||
| 1. e1-c3, | 2. b1-e1?, | 3. b3-b1, | 4. e1-c1, | 5. c3-a3 | ||
| 1. e1-c3, | 2. b1-e1?, | 3. c3-c1, | 4. e5-b2, | 5. b3-a2 | ||
| 1. e1-c3, | 2. b1-e4?, | 3. a1-b2, | 4. b4-a3, | 5. b3-a2 | ||
| 1. e1-c3, | 2. b1-e4?, | 3. b3-a2, | 4. b4-a3, | 5. a1-b2 | ||
| 1. e1-c3, | 2. b1-e4?, | 3. b3-b1, | 4. e4-c2, | 5. a1-b2 | ||
| 1. e1-c3, | 2. b1-e4?, | 3. b3-b1, | 4. e4-c2, | 5. b1-a2 | ||
| 1. e1-c3, | 2. b1-e4?, | 3. b3-b1, | 4. e4-c2, | 5. c3-a3 | ||
| 1. e1-c3, | 2. b1-a2?, | 3. b3-b1 | ||||
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| 1. a1-d4?, | 2. b1-e4 | (black wins in 15 moves) | ||||
| 1. e1-c1?, | 2. e5-b2 | (draw) | ||||
| 1. a1-a5?, | 2. e5-b5 | (black loses in 12 moves) | ||||
| 1. e1-e4?, | 2. b1-b2 | (black loses in 10 moves) | ||||
| 1. b3-b2?, | 2. b4-c5 | (black loses in 6 moves) | ||||