B. Two Chariots and Cannon Class, Game 26

B. Two Chariots and Cannon Class, Game 26楚河 漢界砲帥相車卒馬俥俥象士炮象將

"B. Two Chariots and Cannon Class, Game 26" is a Xiangqi (Chinese Chess) puzzle from the collection Chariot & Cannon mates. Red moves first and wins in 7 moves; the key first move is R3+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, 2 Chariots, a Cannon. Black has a General, a Advisor, 2 Elephants, a Chariot, a Horse, a Cannon, a Soldier.

Solution move by move

  1. 1. Red R3+7 (check, threatens mate next move, the General has no escape square)
    Why it works
    • Creates an immediate mating threat that must be answered.
    • Takes away the General's escape squares.
    What to watch out for
    • The Chariot stands where it can be captured.
    1. Black A5-6 (threatens mate next move)
    1楚河 漢界砲帥相車卒馬俥象炮象將士俥
    1. Black A5-6
  2. 2. Red R3=4 (captures the Advisor, 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.
    • Wins material: takes the Advisor.
    • Creates an immediate mating threat that must be answered.
    What to watch out forNo real drawback in this position.
    2. Black K4+1 (threatens mate next move)
    2楚河 漢界砲帥相車卒馬俥象將炮象俥
    2. Black K4+1
  3. 3. Red R7+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.
    3. Black K4+1 (threatens mate next move)
    3楚河 漢界砲帥相車卒馬將象俥炮象俥
    3. Black K4+1
  4. 4. Red C2-1 (check, threatens mate next move, the General has no escape square)
    Why it works
    • 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.
    4. Black E5+7 (threatens mate next move)
    4楚河 漢界砲帥相車卒馬象將炮俥象俥
    4. Black E5+7
  5. 5. Red R4-2 (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.
    5. Black E7-5 (threatens mate next move)
    5楚河 漢界砲帥相車卒馬將象俥炮俥象
    5. Black E7-5
  6. 6. Red R4+1 (check, threatens mate next move, the General has no escape square)
    Why it works
    • 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.
    6. Black E5+7 (threatens mate next move)
    6楚河 漢界砲帥相車卒馬象將炮俥俥象
    6. Black E5+7
  7. 7. Red R7-1 (checkmate)
    Why it works
    • Ends the game: no legal reply remains.
    What to watch out forNo real drawback in this position.
    7楚河 漢界砲帥相車卒馬象俥將炮俥象
    7. Red R7-1

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 漢界砲帥相車卒馬象俥將炮俥象

Red wins after 7 moves. The General has no legal move.

Questions about this puzzle

Who moves first in "B. Two Chariots and Cannon Class, Game 26"?

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

How many moves does the solution take?

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

What is the key move?

The first move R3+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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