Home > Neutreeko > Puzzles > Hard 501-750
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-b1, | 5. a1-a2, | 6. b1-a1, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-b1, | 5. a1-a2, | 6. b1-a1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-b1, | 5. a1-a2, | 6. b1-b4, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-b1, | 5. a1-a2, | 6. b1-e1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-b1, | 5. a1-a2, | 6. b1-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-b1, | 5. a1-a2, | 6. b1-e4, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-b1, | 5. a1-a2, | 6. a5-e1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-b1, | 5. b5-b2, | 6. b1-a2, | 7. b2-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-b1, | 5. b5-e2, | 6. b1-a2, | 7. a1-e1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-c5, | 5. a1-a2, | 6. a5-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-c5, | 5. a1-a2, | 6. c5-b4, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-c5, | 5. a1-a2, | 6. c5-c1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-c5, | 5. a1-a2, | 6. c5-e3, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-c5, | 5. a1-a2, | 6. c5-e3, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-c5, | 5. a1-a2, | 6. c5-e5, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. a4-d1?, | 5. b5-a4 | ||
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. a4-d1?, | 5. b5-e2 | ||
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-e1?, | 5. b5-b1 | ||
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-e4?, | 5. b5-b1 | ||
| 1. a1-a3, | 2. b1-b4, | 3. d1-a1, | 4. b4-e4?, | 5. b5-e2 | ||
| 1. a1-a3, | 2. b1-b4, | 3. d1-b3, | 4. b4-e4, | 5. a3-c5, | 6. e4-d5, | 7. b5-b4 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-b3, | 4. b4-e4, | 5. b3-a2, | 6. e4-b1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-b3, | 4. b4-e4, | 5. b3-a2, | 6. e4-b4, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-b3, | 4. b4-e4, | 5. b3-a2, | 6. e4-d5, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-b3, | 4. b4-e4, | 5. b3-a2, | 6. e4-e1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-b3, | 4. b4-e4, | 5. b3-a2, | 6. e4-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-b3, | 4. b4-e4, | 5. b3-a2, | 6. e4-e5, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-b3, | 4. b4-e4, | 5. b3-a2, | 6. a5-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-b3, | 4. b4-e1?, | 5. a3-c5 | ||
| 1. a1-a3, | 2. b1-b4, | 3. d1-d5, | 4. a4-d1, | 5. a3-e3, | 6. d1-d4, | 7. d5-e4 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-d5, | 4. a4-d1, | 5. a3-e3, | 6. b4-c5, | 7. b5-e2 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-d5, | 4. b4-c5, | 5. d5-a2, | 6. a5-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-d5, | 4. b4-c5, | 5. d5-a2, | 6. c5-b4, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-d5, | 4. b4-c5, | 5. d5-a2, | 6. c5-c1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-d5, | 4. b4-c5, | 5. d5-a2, | 6. c5-e3, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-d5, | 4. b4-c5, | 5. d5-a2, | 6. c5-e3, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-d5, | 4. b4-c5, | 5. d5-a2, | 6. c5-e5, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-c1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-a2, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-b4, | 7. b5-e2 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-d1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-d5, | 7. a3-c1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-d5, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-e2, | 7. a3-c1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-e2, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-e3, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. d2-e3, | 7. b5-e2 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. a4-d1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. a4-e4, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-d2, | 5. e1-a1, | 6. a5-c3, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. a4-d1, | 7. a3-c1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. a4-d1, | 7. b5-a4 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. a4-d1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. a4-d1, | 7. b5-e2 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. a4-e4, | 7. b5-a4 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. a4-e4, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. a4-e4, | 7. b5-e2 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. a5-e1, | 7. a3-c1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. a5-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. a5-e1, | 7. b5-e2 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. c5-b4, | 7. b5-e2 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. c5-c1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. c5-e3, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. c5-e3, | 7. b5-e2 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. c5-e5, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-c5, | 5. e1-a1, | 6. c5-e5, | 7. b5-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. a4-d1?, | 5. b5-e2 | ||
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-b1?, | 5. a3-e3 | ||
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-b1?, | 5. b5-e2 | ||
| 1. a1-a3, | 2. b1-b4, | 3. d1-e1, | 4. b4-e4?, | 5. a3-e3 | ||
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-b1, | 5. e2-a2, | 6. b1-a1, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-b1, | 5. e2-a2, | 6. b1-a1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-b1, | 5. e2-a2, | 6. b1-b4, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-b1, | 5. e2-a2, | 6. b1-e1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-b1, | 5. e2-a2, | 6. b1-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-b1, | 5. e2-a2, | 6. b1-e4, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-b1, | 5. e2-a2, | 6. a5-e1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e1, | 5. e2-a2, | 6. e1-a1, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e1, | 5. e2-a2, | 6. e1-a1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e1, | 5. e2-a2, | 6. e1-b4, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e1, | 5. e2-a2, | 6. e1-e5, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e1, | 5. e2-a2, | 6. a5-d2, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e1, | 5. e2-a2, | 6. a5-d2, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e4, | 5. e2-a2, | 6. e4-b1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e4, | 5. e2-a2, | 6. e4-b4, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e4, | 5. e2-a2, | 6. e4-d5, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e4, | 5. e2-a2, | 6. e4-e1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e4, | 5. e2-a2, | 6. e4-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e4, | 5. e2-a2, | 6. e4-e5, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-e4, | 5. e2-a2, | 6. a5-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-c5, | 5. e2-a2, | 6. a5-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-c5, | 5. e2-a2, | 6. c5-b4, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-c5, | 5. e2-a2, | 6. c5-c1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-c5, | 5. e2-a2, | 6. c5-e3, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-c5, | 5. e2-a2, | 6. c5-e3, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. b4-c5, | 5. e2-a2, | 6. c5-e5, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-b4, | 3. d1-e2, | 4. a4-d1?, | 5. b5-a4 | ||
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-b2, | 5. b3-a2, | 6. b2-a1, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-b2, | 5. b3-a2, | 6. b2-a1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-b2, | 5. b3-a2, | 6. b2-b1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-b2, | 5. b3-a2, | 6. b2-b4, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-b2, | 5. b3-a2, | 6. b2-c1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-b2, | 5. b3-a2, | 6. b2-e2, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-b2, | 5. b3-a2, | 6. b2-e2, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-b2, | 5. b3-a2, | 6. b2-e5, | 7. a2-d5 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-b2, | 5. b3-a2, | 6. a5-e1, | 7. a3-c5 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-a1?, | 5. b3-d5 | ||
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-e1?, | 5. a3-c5 | ||
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. c1-e3?, | 5. a3-c5 | ||
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. a4-e4?, | 5. a3-b2 | ||
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. a4-e4?, | 5. b5-a4 | ||
| 1. a1-a3, | 2. b1-c1, | 3. d1-b3, | 4. a5-e1?, | 5. a3-b2 | ||
| 1. a1-a3, | 2. b1-c1, | 3. d1-d5, | 4. c1-c5, | 5. d5-a2, | 6. a5-e1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-d5, | 4. c1-c5, | 5. d5-a2, | 6. c5-b4, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-d5, | 4. c1-c5, | 5. d5-a2, | 6. c5-c1, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-d5, | 4. c1-c5, | 5. d5-a2, | 6. c5-e3, | 7. b5-b1 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-d5, | 4. c1-c5, | 5. d5-a2, | 6. c5-e3, | 7. b5-e5 |
| 1. a1-a3, | 2. b1-c1, | 3. d1-d5, | 4. c1-c5, | 5. d5-a2, | 6. c5-e5, | 7. a2-d5 |
| 1. a1-a3, | 2. a4-e4?, | 3. b5-b2, | 4. b1-a1, | 5. b2-b1 | ||
| 1. a1-a3, | 2. a4-e4?, | 3. b5-b2, | 4. b1-a2, | 5. b2-b1 | ||
| 1. a1-a3, | 2. a4-e4?, | 3. b5-b2, | 4. b1-c1, | 5. d1-a4 | ||
| 1. a1-a3, | 2. a4-e4?, | 3. b5-b2, | 4. b1-d3, | 5. d1-a1 | ||
| 1. a1-a3, | 2. a4-e4?, | 3. b5-b2, | 4. b1-d3, | 5. d1-a4 | ||
| 1. a1-a3, | 2. a4-e4?, | 3. b5-b2, | 4. b1-d3, | 5. d1-d2 | ||
| 1. a1-a3, | 2. a4-e4?, | 3. b5-b2, | 4. b1-d3, | 5. b2-a2 | ||
| 1. a1-a3, | 2. a4-e4?, | 3. b5-b2, | 4. b1-d3, | 5. b2-b1 | ||
| 1. a1-a3, | 2. b1-a1?, | 3. d1-d5 | ||||
| 1. a1-a3, | 2. b1-a1?, | 3. b5-b1 | ||||
| 1. a1-a3, | 2. b1-a2?, | 3. d1-d5 | ||||
| 1. a1-a3, | 2. b1-a2?, | 3. b5-b1 | ||||
| 1. a1-a3, | 2. b1-e4?, | 3. b5-b1 | ||||
| 1. a1-a3, | 2. a4-c2?, | 3. a3-c5 | ||||
| 1. a1-a3, | 2. a5-e1?, | 3. a3-c5 | ||||
| --- | ||||||
| 1. d1-b3?, | 2. b1-a2 | (black wins in 17 moves) | ||||
| 1. b5-b2?, | 2. a4-c2 | (black wins in 31 moves) | ||||
| 1. d1-c1?, | 2. a4-a2 | (draw) | ||||