Home > Neutreeko > Puzzles > Hard 4001-4250
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-c3, | 5. e4-b1, | 6. c3-c2, | 7. b1-b2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. e1-d1, | 7. a2-e2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. e1-a5, | 7. c1-e3 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. e1-a5, | 7. a2-a1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. e1-a5, | 7. a2-e2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. e1-e3, | 7. a2-a1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. a4-a3, | 7. a2-a1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. a4-a5, | 7. a2-a1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. a4-a5, | 7. e4-a4 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. a4-d1, | 7. a2-a1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. a4-d1, | 7. a2-e2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. a4-d1, | 7. e4-a4 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. a4-d4, | 7. a2-a1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. a4-b5, | 7. a2-e2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. a4-b5, | 7. e4-a4 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. e5-a1, | 7. a2-e2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. e5-a5, | 7. a2-a1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. b3-a2, | 6. e5-a5, | 7. e4-b1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b1, | 6. e1-d1, | 7. b1-b2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e1-d1, | 7. c1-c5 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e1-c3, | 7. b3-d1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e1-e4, | 7. c1-c5 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e1-e4, | 7. b3-d1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e1-e4, | 7. b4-e1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. a4-a1, | 7. c1-c5 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. a4-a1, | 7. b4-d2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. a4-a5, | 7. c1-c5 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. a4-a5, | 7. b3-d1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. a4-b5, | 7. c1-c5 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. a4-b5, | 7. b3-d1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. a4-b5, | 7. b4-d2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e5-a1, | 7. c1-b1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e5-a1, | 7. b4-d2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e5-a5, | 7. c1-c5 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e5-a5, | 7. b3-d1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e5-e2, | 7. c1-c5 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e5-e2, | 7. b3-d1 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-e1, | 5. e4-b4, | 6. e5-e2, | 7. b4-d2 |
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-d2?, | 5. b3-d1 | ||
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e3-c5?, | 5. b3-d1 | ||
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. a4-a1?, | 5. e4-b1 | ||
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. a4-a5?, | 5. b3-d1 | ||
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. a4-a5?, | 5. e4-b1 | ||
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. a4-d4?, | 5. b3-d1 | ||
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. a4-b5?, | 5. e4-b1 | ||
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e5-a1?, | 5. e4-b1 | ||
| 1. c4-d5, | 2. c5-e3, | 3. d5-e4, | 4. e5-a5?, | 5. e4-b1 | ||
| 1. c4-d5, | 2. c5-a3?, | 3. b3-b5, | 4. a3-c5, | 5. d5-d1 | ||
| 1. c4-d5, | 2. c5-c2?, | 3. d5-d1, | 4. c2-b1, | 5. d1-e1 | ||
| 1. c4-d5, | 2. c5-c2?, | 3. d5-d1, | 4. c2-b1, | 5. b3-e3 | ||
| 1. c4-d5, | 2. c5-a5?, | 3. b3-b5 | ||||
| 1. c4-d5, | 2. c5-a5?, | 3. d5-d1 | ||||
| --- | ||||||
| 1. b3-b5?, | 2. a4-b4 | (draw) | ||||
| 1. b3-b5?, | 2. e5-d5 | (draw) | ||||
| 1. b3-d1?, | 2. a4-b5 | (draw) | ||||
| 1. c1-c3?, | 2. e5-d5 | (black loses in 16 moves) | ||||
| 1. c1-e1?, | 2. a4-b5 | (black loses in 14 moves) | ||||
| 1. c1-a1?, | 2. a4-b5 | (black loses in 10 moves) | ||||
| 1. c1-a3?, | 2. a4-b5 | (black loses in 10 moves) | ||||
| 1. b3-b1?, | 2. e5-d5 | (black loses in 10 moves) | ||||
| 1. c1-e3?, | 2. e5-d5 | (black loses in 6 moves) | ||||
| 1. b3-a2?, | 2. e5-d5 | (black loses in 4 moves) | ||||
| 1. b3-a3?, | 2. e5-d5 | (black loses in 4 moves) | ||||
| 1. b3-e3?, | 2. e5-d5 | (black loses in 4 moves) | ||||
| 1. c4-b4?, | 2. e5-d5 | (black loses in 4 moves) | ||||
| 1. c4-e4?, | 2. e5-d5 | (black loses in 4 moves) | ||||