Lost on the Way to Peach Blossom Spring

Lost on the Way to Peach Blossom Spring楚河 漢界車仕帥馬車卒卒馬相相卒卒兵兵兵俥炮兵將士象士象

"Lost on the Way to Peach Blossom Spring" is a Xiangqi (Chinese Chess) puzzle from the collection Xinwu Endgame Collection. Red moves first and wins in 18 moves; the key first move is P4=5. 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 Advisor, 2 Elephants, a Chariot, a Cannon, 4 Soldiers. Black has a General, 2 Advisors, 2 Elephants, 2 Chariots, 2 Horses, 4 Soldiers.

Solution move by move

  1. 1. Red P4=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.
    1. Black K5=4 (threatens mate next move)
    1楚河 漢界車仕帥馬車卒卒馬相相卒卒兵兵兵俥炮兵將士象士象
    1. Black K5=4
  2. 2. Red P5+1 (check, sacrifices the Soldier)
    Why it works–
    What to watch out for
    • Gives up the Soldier; the follow-up must be exact or the sacrifice is wasted.
    • Not forcing: the defender has 4 replies, so compare each one before playing it.
    2. Black K4=5 (captures the Soldier, threatens mate next move)
    2楚河 漢界車仕帥馬車卒卒馬相相卒卒兵兵俥炮兵將士象士象
    2. Black K4=5
  3. 3. Red R3=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.
    3. Black K5=4 (threatens mate next move)
    3楚河 漢界車仕帥馬車卒卒馬相相卒卒兵兵俥炮兵將士象士象
    3. Black K5=4
  4. 4. Red P7+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.
    4. Black K4-1 (threatens mate next move)
    4楚河 漢界車仕帥馬車卒卒馬相相卒卒兵俥炮兵兵將士象士象
    4. Black K4-1
  5. 5. Red R5=6 (check, threatens mate next move, 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.
    • Creates an immediate mating threat that must be answered.
    • Takes away the General's escape squares.
    What to watch out forNo real drawback in this position.
    5. Black A5+4 (threatens mate next move)
    5楚河 漢界車仕帥馬車卒卒馬相相卒卒兵俥炮兵兵士將象士象
    5. Black A5+4
  6. 6. Red P7=6 (captures the Advisor, check, threatens mate next move)
    Why it works
    • Wins material: takes the Advisor.
    • Creates an immediate mating threat that must be answered.
    What to watch out forNo real drawback in this position.
    6. Black K4=5 (threatens mate next move)
    6楚河 漢界車仕帥馬車卒卒馬相相卒卒兵俥炮兵兵將象士象
    6. Black K4=5
  7. 7. Red R6=5 (check, the General has no escape square)
    Why it works
    • Takes away the General's escape squares.
    What to watch out forNo real drawback in this position.
    7. Black E3+5 (threatens mate next move)
    7楚河 漢界車仕帥馬車卒卒馬相相卒卒兵俥炮兵兵象將士象
    7. Black E3+5
  8. 8. Red R5+1 (captures the Elephant, check, sacrifices the Chariot, threatens mate next move, 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.
    • Wins material: takes the Elephant.
    • Creates an immediate mating threat that must be answered.
    • Takes away the General's escape squares.
    What to watch out for
    • Gives up the Chariot; the follow-up must be exact or the sacrifice is wasted.
    8. Black E7+5 (captures the Chariot, threatens mate next move)
    8楚河 漢界車仕帥馬車卒卒馬相相卒卒兵炮兵兵象將士
    8. Black E7+5
  9. 9. Red C1=5 (check, the General has no escape square)
    Why it works
    • Takes away the General's escape squares.
    What to watch out for
    • Not forcing: the defender has 4 replies, so compare each one before playing it.
    9. Black E5+3 (threatens mate next move)
    9楚河 漢界車仕帥馬車卒卒馬相相卒卒象兵炮兵兵將士
    9. Black E5+3
  10. 10. Red C5-5 (captures the Soldier, 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.
    • Wins material: takes the Soldier.
    • Takes away the General's escape squares.
    What to watch out forNo real drawback in this position.
    10. Black E3-5
    10楚河 漢界車仕帥馬車卒炮馬相相卒卒兵兵兵象將士
    10. Black E3-5
  11. 11. Red E5+3 (captures the Soldier, check, the General has no escape square)
    Why it works
    • Wins material: takes the Soldier.
    • Takes away the General's escape squares.
    What to watch out for
    • Not forcing: the defender has 4 replies, so compare each one before playing it.
    11. Black E5+3
    11楚河 漢界車仕帥馬車卒炮馬相卒相象兵兵兵將士
    11. Black E5+3
  12. 12. Red E3-5 (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.
    12. Black E3-5
    12楚河 漢界車仕帥馬車卒炮馬相相卒兵兵兵象將士
    12. Black E3-5
  13. 13. Red E5+7 (captures the Soldier, check, the General has no escape square)
    Why it works
    • Wins material: takes the Soldier.
    • Takes away the General's escape squares.
    What to watch out for
    • Not forcing: the defender has 4 replies, so compare each one before playing it.
    13. Black E5+3
    13楚河 漢界車仕帥馬車卒炮馬相相象兵兵兵將士
    13. Black E5+3
  14. 14. Red E7-5 (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.
    14. Black E3-5
    14楚河 漢界車仕帥馬車卒炮馬相相兵兵兵象將士
    14. Black E3-5
  15. 15. Red E5-7 (captures the Chariot, check, the General has no escape square)
    Why it works
    • Wins material: takes the Chariot.
    • Takes away the General's escape squares.
    What to watch out for
    • Not forcing: the defender has 4 replies, so compare each one before playing it.
    15. Black E5+7 (captures the Soldier)
    15楚河 漢界相仕帥馬車卒炮馬相象兵兵將士
    15. Black E5+7
  16. 16. Red E7+5 (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.
    16. Black E7-5
    16楚河 漢界仕帥馬車卒炮馬相相兵兵象將士
    16. Black E7-5
  17. 17. Red E5-3 (check, the General has no escape square)
    Why it works
    • Takes away the General's escape squares.
    What to watch out for
    • Not forcing: the defender has 4 replies, so compare each one before playing it.
    17. Black E5+3
    17楚河 漢界仕帥相馬車卒炮馬相象兵兵將士
    17. Black E5+3
  18. 18. Red C5=2
    Why it works–
    What to watch out for
    • Not forcing: the defender has 6 replies, so compare each one before playing it.
    18. Black E3-1 (captures the Soldier)
    18楚河 漢界仕帥相馬車卒炮馬相象兵將士
    18. Black E3-1

Variations and alternative defences

What if Black defends differently? The alternatives below were checked with the rules engine; lines marked with a mating move lose at once, the others are worth trying on the analysis board.

Final position

Final position楚河 漢界仕帥相馬車卒炮馬相象兵將士

The record ends here.

Questions about this puzzle

Who moves first in "Lost on the Way to Peach Blossom Spring"?

Red moves first, as in every puzzle of Xinwu Endgame Collection.

How many moves does the solution take?

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

What is the key move?

The first move P4=5 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 Xinwu Endgame Collection →

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