B. Chariot and Two Cannons Class, Game 02

Pieces on the board

Red has a General, a Elephant, a Chariot, 2 Cannons. Black has a General, 2 Advisors, 2 Elephants, a Chariot, a Horse, a Cannon, 2 Soldiers.

Solution move by move

1. 1. Red C7=5 (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

   • Not forcing: the defender has 5 replies, so compare each one before playing it.

   1. Black E7+5

2. 2. Red C9=5 (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

   • Not forcing: the defender has 6 replies, so compare each one before playing it.

   2. Black E5-7

3. 3. Red +C+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 33 replies, so compare each one before playing it.
   • The Cannon stands where it can be captured.

   3. Black E7+5

4. 4. Red +C-3 (captures the Soldier, check, threatens mate next move, the General has no escape square)

   Why it works

   • Wins material: takes the Soldier.
   • 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 A6+5

5. 5. Red R6+5 (captures the Advisor, checkmate)

   Why it works

   • Ends the game: no legal reply remains.
   • Wins material: takes the Advisor.

   What to watch out forNo real drawback in this position.

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.

• 1. Black E7+5
  • If Black plays R8=5 instead: Red mates immediately with R6+5. Try it on the board
  • If Black plays E3+5 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays A4+5 instead: Red mates immediately with R6+5. Try it on the board
  • If Black plays A6+5 instead: Red mates immediately with R6+5. Try it on the board
• 2. Black E5-7
  • If Black plays E5+7 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays E5+3 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays R8=5 instead: Red mates immediately with R6+5. Try it on the board
  • If Black plays A4+5 instead: Red mates immediately with R6+5. Try it on the board
  • If Black plays A6+5 instead: Red mates immediately with R6+5. Try it on the board
• 3. Black E7+5
  • If Black plays C6=5 instead: Red mates immediately with R6+5. Try it on the board
  • If Black plays C6-1 instead: Red mates immediately with R6+5. Try it on the board
  • If Black plays C6-2 instead: Red mates immediately with R6+5. Try it on the board
  • If Black plays C6-3 instead: Red mates immediately with R6+5. Try it on the board
  • If Black plays C6-4 instead: Red mates immediately with R6+5. Try it on the board
  • If Black plays C6-5 instead: Red mates immediately with R6+5. Try it on the board
• 4. Black A6+5
  • If Black plays R8=5 instead: Red mates immediately with R6+5. Try it on the board
  • If Black plays A4+5 instead: Red mates immediately with R6+5. Try it on the board

Final position

Nearby puzzles

• A. Chariot and Two Cannons Class: Standard Positions 1
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• B. Chariot and Two Cannons Class, Game 04
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• B. Chariot and Two Cannons Class, Game 03
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• A. Chariot and Two Cannons Class: Standard Positions 6
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• B. Chariot and Two Cannons Class, Game 01
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• A. Chariot and Two Cannons Class: Standard Positions 5
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