Chariot and Horse Close the Net

Chariot and Horse Close the Net楚河 漢界帥車卒卒俥將傌

"Chariot and Horse Close the Net" is a Xiangqi (Chinese Chess) puzzle from the collection Chariot & Horse mates. Red moves first and wins in 19 moves; the key first move is R6=2. 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. 1. 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 19 replies, so compare each one before playing it.
    1. Black K6=5
    1楚河 漢界帥車卒卒俥將傌
    1. Black K6=5
  2. 2. Red R2+1 (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 K5-1
    2楚河 漢界帥車卒卒俥將傌
    2. Black K5-1
  3. 3. Red H2-3 (check)
    3. Black K5+1
    3楚河 漢界帥車卒卒將傌俥
    3. Black K5+1
  4. 4. Red H3-4 (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 K5-1
    4楚河 漢界帥車卒卒傌俥將
    4. Black K5-1
  5. 5. Red R2+1 (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.
    5. Black K5-1
    5楚河 漢界帥車卒卒傌俥將
    5. Black K5-1
  6. 6. Red R2+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.
    6. Black K5+1
    6楚河 漢界帥車卒卒傌將俥
    6. Black K5+1
  7. 7. Red H4+3 (check)
    7. Black K5+1
    7楚河 漢界帥車卒卒將傌俥
    7. Black K5+1
  8. 8. Red R2=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.
    8. Black K5=6
    8楚河 漢界帥車卒卒將傌俥
    8. Black K5=6
  9. 9. 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.
    9. Black K6=5
    9楚河 漢界帥車卒卒將傌俥
    9. Black K6=5
  10. 10. Red H3-5
    Why it works–
    What to watch out for
    • Not forcing: the defender has 16 replies, so compare each one before playing it.
    • The Horse stands where it can be captured.
    10. Black K5-1
    10楚河 漢界帥車卒卒傌將俥
    10. Black K5-1
  11. 11. Red H5+7 (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.
    11. Black K5+1
    11楚河 漢界帥車卒卒傌將俥
    11. Black K5+1
  12. 12. Red R4=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.
    12. Black K5=6
    12楚河 漢界帥車卒卒傌將俥
    12. Black K5=6
  13. 13. Red H7-5
    Why it works–
    What to watch out for
    • Not forcing: the defender has 15 replies, so compare each one before playing it.
    • The Horse stands where it can be captured.
    13. Black P2=3
    13楚河 漢界帥車卒卒傌將俥
    13. Black P2=3
  14. 14. Red H5-3 (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.
    14. Black K6-1
    14楚河 漢界帥車卒卒傌將俥
    14. Black K6-1
  15. 15. 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.
    15. Black K6+1
    15楚河 漢界帥車卒卒將傌俥
    15. Black K6+1
  16. 16. Red R5=6
    Why it works–
    What to watch out for
    • Not forcing: the defender has 19 replies, so compare each one before playing it.
    16. Black K6=5
    16楚河 漢界帥車卒卒將傌俥
    16. Black K6=5
  17. 17. Red R6-2 (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.
    17. Black K5-1
    17楚河 漢界帥車卒卒俥傌將
    17. Black K5-1
  18. 18. Red H2+3 (check)
    18. Black K5=6
    18楚河 漢界帥車卒卒俥將傌
    18. Black K5=6
  19. 19. Red R6=4 (checkmate)
    Why it works
    • Ends the game: no legal reply remains.
    What to watch out forNo real drawback in this position.
    19楚河 漢界帥車卒卒俥將傌
    19. Red R6=4

Variations and alternative defences

The source manual records 3 variations. Each branch starts from the move number shown.

Final position

Final position楚河 漢界帥車卒卒俥將傌

Red wins after 19 moves. The General has no legal move.

Questions about this puzzle

Who moves first in "Chariot and Horse Close the Net"?

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

How many moves does the solution take?

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

What is the key move?

The first move R6=2 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.

Nearby puzzles

More from Chariot & Horse mates →

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