Home > Neutreeko > Puzzles > Hard 4001-4250
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. c1-e3, | 5. c4-c3, | 6. e3-c1, | 7. c2-b1 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. c1-a1, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. c1-e1, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. c1-d2, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. b3-a2, | 7. b2-b1 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. b3-a3, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. b3-a4, | 7. b2-b1 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. b3-a4, | 7. c2-b3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. b3-a4, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. b3-b5, | 7. b2-b1 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. b3-b5, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. b3-d3, | 7. e4-d5 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. b3-d5, | 7. b2-b1 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. b3-d5, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. e3-d2, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. e3-c3, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. e3-c5, | 7. b2-b1 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. e3-c5, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. e3-e1, | 7. b2-b1 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. e3-e1, | 7. e4-d3 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e3, | 5. c4-e4, | 6. e3-e1, | 7. e4-e2 |
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. c1-a1?, | 5. c4-c3 | ||
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. c1-e1?, | 5. c4-c3 | ||
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. b3-a2?, | 5. c4-b3 | ||
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-c3?, | 5. c4-e2 | ||
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-d1?, | 5. c4-e2 | ||
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-d5?, | 5. c4-e2 | ||
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e2?, | 5. c4-d3 | ||
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e4?, | 5. c2-d3 | ||
| 1. d4-d5, | 2. b4-b3, | 3. d5-c4, | 4. d3-e4?, | 5. c4-e2 | ||
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| 1. d4-c3?, | 2. b4-e4 | (black wins in 27 moves) | ||||
| 1. c2-e2?, | 2. b4-e1 | (black wins in 33 moves) | ||||
| 1. d4-c4?, | 2. b4-b3 | (draw) | ||||
| 1. d4-c5?, | 2. d3-d1 | (draw) | ||||
| 1. d4-c5?, | 2. b4-b3 | (draw) | ||||
| 1. b2-b3?, | 2. d3-d1 | (black loses in 34 moves) | ||||
| 1. c2-d1?, | 2. d3-b1 | (black loses in 20 moves) | ||||
| 1. d4-e5?, | 2. b4-e1 | (black loses in 16 moves) | ||||
| 1. c2-a4?, | 2. d3-a3 | (black loses in 14 moves) | ||||
| 1. c2-a4?, | 2. b4-a3 | (black loses in 14 moves) | ||||
| 1. d4-e3?, | 2. c1-d2 | (black loses in 8 moves) | ||||
| 1. b2-b1?, | 2. b4-a3 | (black loses in 6 moves) | ||||
| 1. b2-b1?, | 2. b4-c4 | (black loses in 6 moves) | ||||
| 1. d4-e4?, | 2. b4-b3 | (black loses in 4 moves) | ||||