A Light Chariot on a Well-Known Road

"A Light Chariot on a Well-Known Road" is a Xiangqi (Chinese Chess) puzzle from the collection Chariot & Horse mates. Red moves first and wins in 22 moves; the key first move is H4+3. 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 H4+3 (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.
1. Black K5+1
1. Black K5+1
2. Red R6=8 (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 20 replies, so compare each one before playing it.
2. Black K5=4
2. Black K5=4
3. Red R8+5 (check)
3. Black K4-1
3. Black K4-1
4. Red R8-4 (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 22 replies, so compare each one before playing it.
4. Black K4+1
4. Black K4+1
5. Red R8=6 (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.
5. Black K4=5
5. Black K4=5
6. Red H3-4 (check)
6. Black K5-1
6. Black K5-1
7. Red R6=2 (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 22 replies, so compare each one before playing it.
7. Black K5=4
7. Black K5=4
8. Red H4-6
Why it works–
What to watch out for
Not forcing: the defender has 23 replies, so compare each one before playing it.
8. Black K4+1
8. Black K4+1
9. Red H6+7 (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 22 replies, so compare each one before playing it.
9. Black K4+1
9. Black K4+1
10. Red R2=6 (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.
10. Black K4=5
10. Black K4=5
11. Red R6+4 (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 18 replies, so compare each one before playing it.
11. Black R5+1 (check, the only legal reply)
11. Black R5+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 18 replies, so compare each one before playing it.
12. Black R5-1 (check)
12. Black R5-1
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 18 replies, so compare each one before playing it.
13. Black R5+1 (check, the only legal reply)
13. Black R5+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 18 replies, so compare each one before playing it.
14. Black P7=6
14. Black P7=6
15. Red R6=5 (check)
15. Black K5=6 (threatens mate next move)
15. Black K5=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 5 replies, so compare each one before playing it.
16. Black P6+1 (check)
16. Black P6+1
17. Red K4=5
Why it works–
What to watch out for
Not forcing: the defender has 7 replies, so compare each one before playing it.
17. Black P6+1 (check)
17. Black P6+1
18. Red K5+1
Why it works–
What to watch out for
Not forcing: the defender has 7 replies, so compare each one before playing it.
18. Black P8=7
18. Black P8=7
19. Red H7+6
Why it works–
What to watch out for
Not forcing: the defender has 6 replies, so compare each one before playing it.
19. Black P7+1
19. Black P7+1
20. Red K5=6 (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 6 replies, so compare each one before playing it.
20. Black P6=5
20. Black P6=5
21. Red R5=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 6 replies, so compare each one before playing it.
21. Black P7=6
21. Black P7=6
22. Red R1+7 (checkmate)
Why it works
Ends the game: no legal reply remains.
What to watch out forNo real drawback in this position.
22. Red R1+7

Variations and alternative defences

The source manual records 5 variations. Each branch starts from the move number shown.

Variation 1, from move 8: R5=4 9. H6+7+ K4+1 10. H7+8+ K4=5 11. R2=5# Try it on the board
Variation 2, from move 7: K5=6 8. R2=4 K6=5 9. H4+3+ K5+1 10. R4+4+ K5+1 11. R4=6# Try it on the board
Variation 3, from move 4: R5=4 5. H3-5+ K4=5 6. R8=5 P7+1 7. H5-7+ K5=4 8. R5+4 R4+1+ 9. K4+1 P7=6+ 10. K4=5 Try it on the board
Variation 4, from move 6: R4-6 7. H5-3+ K5=4 8. H3+4+ Try it on the board
Variation 5, from move 5: K4+1 6. H5+4+ K4=5 7. R8=5# Try it on the board

Final position

Red wins after 22 moves. The General has no legal move.

Questions about this puzzle

Who moves first in "A Light Chariot on a Well-Known Road"?

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

How many moves does the solution take?

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

What is the key move?

The first move H4+3 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 Hidden Behind the Horse Next puzzle: Pincer Attack from Above and Below →

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