No. 1: Retreating Cannon to Patrol the River (1)

"No. 1: Retreating Cannon to Patrol the River (1)" is a opening record from Same-direction Cannons, 16 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+ ×Soldier
3.	A4+5	C2=5
4.	H8+7	+C-2
5.	R9=8	H2+3
6.	C8+5	R1=2
7.	C8=5 ×Cannon	E3+5 ×Cannon
8.	R8+9 ×Chariot	H3-2 ×Chariot
9.	R1=4	R9+1
10.	R4+5	H2+3
11.	H7+5	C5+3+ ×Cannon
12.	E7+5 ×Cannon	R9=4
13.	R4=3 ×Soldier	R4+5
14.	H2+3	P3+1
15.	P1+1	R4=3 ×Soldier
16.	R3=1 ×Soldier

Final position

10 moves

16 moves

Variations and alternative defences

The source manual records 7 variations. Each branch starts from the move number shown.

Variation 1, from move 12: H8+9 13. H5+6 R9=3 14. P1+1 P3+1 15. H6+7 R3+1 16. R4=5 R3=4 17. H2+1 Try it on the board
Variation 2, from move 9: H8+9 10. K5=4 A4+5 11. C5+4 K5=4 12. P7+1 R9=8 13. H2+3 Try it on the board
Variation 3, from move 9: H2+3 10. H7+5 P3+1 11. C5+3 P5+1 12. H5+3 P5+1 13. H3+4 R9+1 14. H4-5 R9=4 15. R4+5 Try it on the board
Variation 4, from move 9: C5=3 10. H7-9 R9+1 11. P7+1 C3=7 12. R4+5 H2+4 13. E3+1 R9=8 14. H2+4 Try it on the board
Variation 5, from move 6: 6. R1=4 R1=2 7. C8+4 P3+1 8. R4+3 H8+9 9. P7+1 R9=8 10. H2+3 P3+1 11. R4=7 H3+4 12. R7+2 R2+3 13. R8+6 H4-2 14. R7=8 R8+7 15. H7+5 +C+3+ 16. E7+5 P5+1 17. R8=5 P9+1 18. R5-1 H9+8 19. H5+4 R8=7 20. H4+5 E3+5 21. R5=2 Try it on the board
Variation 6, from move 19: H8+7 20. H4-3 R8=7 21. H3+5 Try it on the board
Variation 7, from move 15: 15. R8=5 R8=7 16. R5-1 R7+2+ 17. A5-4 C5-1 Try it on the board

← Previous puzzle: River-Crossing Chariot Guards the Flank File Next puzzle: No. 2: Retreating Cannon to Patrol the River (2) →

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