A Light Chariot on a Familiar Road

"A Light Chariot on a Familiar Road" is a Xiangqi (Chinese Chess) puzzle from the collection Chariot & Horse mates. Red moves first and wins in 21 moves; the key first move is H7-9. Below you will find the full solution, what each move achieves, where it could go wrong, and the alternative defences.

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Pieces on the board

Red has a General, a Chariot, a Horse. Black has a General, a Chariot, 2 Soldiers.

Solution move by move

1. Red H7-9
Why it works–
What to watch out for
Not forcing: the defender has 20 replies, so compare each one before playing it.
1. Black P7=6
1. Black P7=6
2. Red H9+8 (check)
2. Black K4=5
2. Black K4=5
3. Red R3=5 (check, the only legal reply)
Why it works
Forcing: the opponent has only one reply, so the line cannot be avoided.
What to watch out forNo real drawback in this position.
3. Black K5=6
3. Black K5=6
4. Red R5=4 (check, threatens mate next move, the only legal reply)
Why it works
Forcing: the opponent has only one reply, so the line cannot be avoided.
Creates an immediate mating threat that must be answered.
What to watch out forNo real drawback in this position.
4. Black K6=5
4. Black K6=5
5. Red R4-1 (captures the Soldier, threatens mate next move)
Why it works
Wins material: takes the Soldier.
Creates an immediate mating threat that must be answered.
What to watch out for
Not forcing: the defender has 18 replies, so compare each one before playing it.
5. Black K5+1
5. Black K5+1
6. Red H8-9
Why it works–
What to watch out for
Not forcing: the defender has 18 replies, so compare each one before playing it.
6. Black K5-1
6. Black K5-1
7. Red R4=5 (check, threatens mate next move, the only legal reply)
Why it works
Forcing: the opponent has only one reply, so the line cannot be avoided.
Creates an immediate mating threat that must be answered.
What to watch out forNo real drawback in this position.
7. Black K5=4
7. Black K5=4
8. Red H9-7 (check)
8. Black K4-1
8. Black K4-1
9. Red R5+5 (threatens mate next move)
Why it works
Creates an immediate mating threat that must be answered.
What to watch out for
Not forcing: the defender has 15 replies, so compare each one before playing it.
9. Black R4+1 (check)
9. Black R4+1
10. Red K4+1 (threatens mate next move)
Why it works
Creates an immediate mating threat that must be answered.
What to watch out for
Not forcing: the defender has 19 replies, so compare each one before playing it.
10. Black R4-1 (check)
10. Black R4-1
11. Red K4+1 (threatens mate next move)
Why it works
Creates an immediate mating threat that must be answered.
What to watch out for
Not forcing: the defender has 15 replies, so compare each one before playing it.
11. Black R4-1 (check)
11. Black R4-1
12. Red K4-1 (threatens mate next move)
Why it works
Creates an immediate mating threat that must be answered.
What to watch out for
Not forcing: the defender has 19 replies, so compare each one before playing it.
12. Black R4+1 (check)
12. Black R4+1
13. Red K4+1 (threatens mate next move)
Why it works
Creates an immediate mating threat that must be answered.
What to watch out for
Not forcing: the defender has 15 replies, so compare each one before playing it.
13. Black R4-1 (check)
13. Black R4-1
14. Red K4-1 (threatens mate next move)
Why it works
Creates an immediate mating threat that must be answered.
What to watch out for
Not forcing: the defender has 19 replies, so compare each one before playing it.
14. Black R4=2
14. Black R4=2
15. Red H7+8 (check, sacrifices the Horse, the only legal reply, the General has no escape square)
Why it works
Forcing: the opponent has only one reply, so the line cannot be avoided.
Takes away the General's escape squares.
What to watch out for
Gives up the Horse; the follow-up must be exact or the sacrifice is wasted.
15. Black R2-6 (captures the Horse)
15. Black R2-6
16. Red R5=8 (captures the Chariot)
Why it works
Wins material: takes the Chariot.
What to watch out for
Not forcing: the defender has 4 replies, so compare each one before playing it.
16. Black K4=5
16. Black K4=5
17. Red R8-3
Why it works–
What to watch out for
Not forcing: the defender has 5 replies, so compare each one before playing it.
17. Black P3=4
17. Black P3=4
18. Red K4+1
Why it works–
What to watch out for
Not forcing: the defender has 5 replies, so compare each one before playing it.
18. Black K5+1
18. Black K5+1
19. Red R8=5 (check, the only legal reply)
Why it works
Forcing: the opponent has only one reply, so the line cannot be avoided.
What to watch out forNo real drawback in this position.
19. Black K5=4
19. Black K5=4
20. Red K4=5 (threatens mate next move)
Why it works
Creates an immediate mating threat that must be answered.
What to watch out for
Not forcing: the defender has 5 replies, so compare each one before playing it.
20. Black K4+1
20. Black K4+1
21. Red R5=6 (checkmate)
Why it works
Ends the game: no legal reply remains.
What to watch out forNo real drawback in this position.
21. Red R5=6

Variations and alternative defences

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

Variation 1, from move 1: K4-1 2. H9+8 K4=5 3. H8-7 Try it on the board
Variation 2, from move 1: R4-6 2. H9-7+ R4=3 3. K4=5 Try it on the board

Final position

Red wins after 21 moves. The General has no legal move.

Questions about this puzzle

Who moves first in "A Light Chariot on a Familiar Road"?

Red moves first, as in every puzzle of Chariot & Horse mates.

How many moves does the solution take?

21 moves. The main line is shown above; alternative defences are covered in the variations section.

What is the key move?

The first move H7-9 starts the combination. Everything that follows depends on it.

Can I play this position myself?

Yes. Open it on ChessZing, where the board checks your moves and shows the solution if you get stuck.

← Previous puzzle: Chariot Behind the Horse Next puzzle: A Mantis Blocking the Chariot →

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