No. 4: Retreating Cannon to Patrol the River (4)
"No. 4: Retreating Cannon to Patrol the River (4)" is a opening record from Same-direction Cannons, 19 moves long. The move list below marks every check and capture, and the variations from the source book are listed after it.
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Pieces on the board
Red has a General, 2 Advisors, 2 Elephants, 2 Chariots, 2 Horses, 2 Cannons, 5 Soldiers. Black has a General, 2 Advisors, 2 Elephants, 2 Chariots, 2 Horses, 2 Cannons, 5 Soldiers.
Move list
| 1. | C2=5 | C8=5 |
| 2. | R1+1 | C5+4+ |
| 3. | A4+5 | C2=5 |
| 4. | H8+7 | +C-2 |
| 5. | R9=8 | H2+3 |
| 6. | C8=9 | R9+1 |
| 7. | R8+6 | R9=6 |
| 8. | P7+1 | R6+5 |
| 9. | R8=7 | R6=3 |
| 10. | R7+1 | R3+1 |
| 11. | R1=4 | +C+2 |
| 12. | K5=4 | H8+7 |
| 13. | C5+4+ | A4+5 |
| 14. | C5=7 | R3=8 |
| 15. | H2+1 | H7+5 |
| 16. | R7=8 | H5+4 |
| 17. | R4+5 | -C=6+ |
| 18. | C9=4 | C6+5 |
| 19. | A5+4 | H4-3 |
Final position
Variations and alternative defences
The source manual records 2 variations. Each branch starts from the move number shown.
- Variation 1, from move 15: -C=6+ 16. R4+6 A5+6 17. C7=5 R8-2 18. R7=4 R1+2 19. R4-4 C5-2 20. C9=5 H7+5 21. R4+6+ K5+1 22. R4-3 K5=4 23. R4=5 R8=6+ Try it on the board
- Variation 2, from move 9: 9. H7+6 R6-1 10. R8=7 R6=4 11. R7+1 R1+2 12. R7-1 R1=4 13. C9-2 H8+7 14. R1=4 +C=7 15. R4+1 C7+5 16. C5+5 +R=8 17. E7+5 R8+4 18. E5-3 R8=7+ 19. A5-4 E7+5 20. R4+5 H7-8 21. C9+6 R7-3 22. C9=5+ A6+5 Try it on the board
Nearby puzzles
- No. 1: Retreating Cannon to Patrol the River (1)
- No. 2: Retreating Cannon to Patrol the River (2)
- No. 3: Retreating Cannon to Patrol the River (3)
- No. 5: Retreating Cannon to Patrol the River (5)
- Developing the Standard Horse vs Right File Chariot (1)
- Developing the Standard Horse vs Right File Chariot (2)
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