7. Black Advances the 3rd-File Soldier (4)

"7. Black Advances the 3rd-File Soldier (4)" is a opening record from Same-direction Cannons, 18 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.	H2+3	H8+7
3.	R1=2	R9+1
4.	H8+7	R9=4
5.	P3+1	P3+1
6.	R2+5	C5-1
7.	R2=7 ×Soldier	R4+1
8.	H3+4	H2+3
9.	C8+4	C5=3
10.	C8=7	E3+5
11.	R7-1	C3+2 ×Cannon
12.	R9=8	C2-2
13.	R7+2 ×Cannon	C2=3
14.	R7=8	H3+4
15.	H4+6 ×Horse	R4+2 ×Horse
16.	+R=7	R1+1
17.	A6+5	P7+1
18.	R8+4	R1=8

Final position

10 moves

18 moves

Variations and alternative defences

The source manual records 2 variations. Each branch starts from the move number shown.

Variation 1, from move 7: 7. P7+1 P7+1 8. R2-1 P3+1 9. P3+1 P3+1 10. H7-8 H2+3 11. P3+1 H7-9 12. A4+5 R4+7 13. R2=7 H3+4 14. H3+4 H4+6 15. R7=4 R4=2 16. R9+2 R1+2 17. C5+4+ E3+5 18. K5=4 C5+2 19. R4+5+ K5+1 20. C8=5 C5=3 21. R9=6 Try it on the board
Variation 2, from move 7: 7. C8=9 R4+1 8. H3+4 P7+1 9. R2=3 H2+3 10. R9=8 R1+2 11. R8+6 E7+9 12. R3+1 R4+3 13. R8=7 R4=6 14. R7+1 C5=7 15. R7=3 C7+2 16. R3-1 P3+1 17. P7+1 R6=3 18. R3=5+ A6+5 19. H7-9 P1+1 20. C5=2 R3=7 21. E3+5 Try it on the board

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