River-Crossing Chariot Guards the Flank File

"River-Crossing Chariot Guards the Flank File" is a opening record from Same-direction Cannons, 23 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	H8+7
3.	R1=6	R9=8
4.	H2+3	A6+5
5.	R6+7	H2+1
6.	P9+1	R8+6
7.	H8+9	R8=7 ×Soldier
8.	R9+1	R7=6
9.	E3+1	P7+1
10.	R9=2	C5=6
11.	R2+7	C6-1
12.	R6-3	E3+5
13.	P5+1	C6-1
14.	P5+1	P5+1 ×Soldier
15.	R6=5 ×Soldier	R6-4
16.	C8=6	C2=4
17.	R2=4	R6-1 ×Chariot
18.	C5+5+ ×Elephant	A5+6
19.	C6=5	C4+3
20.	-C+2	C4-2
21.	+C-1	K5+1
22.	R5=6+	K5=4
23.	R6+1# ×Cannon

Final position

10 moves

20 moves

23 moves

Variations and alternative defences

The source manual records 1 variation. Each branch starts from the move number shown.

Variation 1, from move 11: C6-2 12. R2=3 E7+5 13. H3+2 P7+1 14. H2+3 R6-3 15. H9+8 C2=4 16. H8+6 R6=7 17. C8+5 E5+7 18. C8=3 E7-5 19. R3=4 R7-1 20. C5+4 R7=6 21. R4=5+ A4+5 22. R6=5+ K5=4 23. H6+7+ H1-3 24. C5=6+ C4+7 25. R5=7 E5+7 26. R7+1+ K4+1 27. R7=9 R6=3 28. R9=4 C4-3 29. E1+3 R3=5 30. R4-3 R5+4+ 31. A4+5 C4=9 32. P7+1 Try it on the board

← Previous puzzle: Pushing the 7th-File Soldier (4)Next puzzle: No. 1: Retreating Cannon to Patrol the River (1) →

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