Chariot Hidden Behind the Horse

Chariot Hidden Behind the Horse楚河 漢界俥帥卒卒馬相卒將傌象士士

"Chariot Hidden Behind the Horse" is a Xiangqi (Chinese Chess) puzzle from the collection Chariot & Horse mates. Red moves first and wins in 10 moves; the key first move is R7+7. 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 Elephant, a Chariot, a Horse. Black has a General, 2 Advisors, a Elephant, a Horse, 3 Soldiers.

Solution move by move

  1. 1. Red R7+7 (check, 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 forNo real drawback in this position.
    1. Black E3+5
    1楚河 漢界帥卒卒馬相卒俥象將傌士士
    1. Black E3+5
  2. 2. Red H2+3 (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.
    2. Black K6-1
    2楚河 漢界帥卒卒馬相卒俥象將士士傌
    2. Black K6-1
  3. 3. Red R7=5 (captures the Elephant, threatens mate next move)
    Why it works
    • Wins material: takes the Elephant.
    • Creates an immediate mating threat that must be answered.
    What to watch out for
    • Not forcing: the defender has 9 replies, so compare each one before playing it.
    3. Black A6+5
    3楚河 漢界帥卒卒馬相卒俥士將士傌
    3. Black A6+5
  4. 4. Red R5=1
    Why it works–
    What to watch out for
    • Not forcing: the defender has 11 replies, so compare each one before playing it.
    4. Black K6-1
    4楚河 漢界帥卒卒馬相卒俥士士將傌
    4. Black K6-1
  5. 5. Red R1+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 11 replies, so compare each one before playing it.
    5. Black K6+1
    5楚河 漢界帥卒卒馬相卒士將士傌俥
    5. Black K6+1
  6. 6. Red H3-2 (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.
    6. Black K6+1
    6楚河 漢界帥卒卒馬相卒將傌士士俥
    6. Black K6+1
  7. 7. Red R1-2
    Why it works–
    What to watch out for
    • Not forcing: the defender has 10 replies, so compare each one before playing it.
    7. Black H6+8 (threatens mate next move)
    7楚河 漢界帥馬卒卒相卒將傌俥士士
    7. Black H6+8
  8. 8. Red H2-1 (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.
    8. Black K6-1 (threatens mate next move)
    8楚河 漢界帥馬卒卒相卒傌俥士將士
    8. Black K6-1
  9. 9. Red H1+3 (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.
    9. Black K6-1 (threatens mate next move)
    9楚河 漢界帥馬卒卒相卒傌俥士士將
    9. Black K6-1
  10. 10. Red R1+2 (checkmate)
    Why it works
    • Ends the game: no legal reply remains.
    What to watch out forNo real drawback in this position.
    10楚河 漢界帥馬卒卒相卒傌士士將俥
    10. Red R1+2

Variations and alternative defences

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

Final position

Final position楚河 漢界帥馬卒卒相卒傌士士將俥

Red wins after 10 moves. The General has no legal move.

Questions about this puzzle

Who moves first in "Chariot Hidden Behind the Horse"?

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

How many moves does the solution take?

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

What is the key move?

The first move R7+7 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.

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