B. Chariot and Horse Class, Game 08

Pieces on the board

Red has a General, a Advisor, 2 Elephants, a Chariot, a Horse. Black has a General, a Chariot, 2 Soldiers.

Solution move by move

1. 1. Red H9+7 (check)

   1. Black K5=6

2. 2. Red H7-5 (check)

   2. Black K6=5

3. 3. Red R1+3

   Why it works–

   What to watch out for

   • Not forcing: the defender has 12 replies, so compare each one before playing it.

   3. Black K5+1

4. 4. Red H5+7 (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 13 replies, so compare each one before playing it.

   4. Black K5=6

5. 5. Red H7+5

   Why it works–

   What to watch out for

   • Not forcing: the defender has 12 replies, so compare each one before playing it.

   5. Black K6=5

6. 6. Red R1=5 (check)

   6. Black K5=6

7. 7. Red H5-6 (check)

   7. Black K6+1

8. 8. Red R5+3 (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 10 replies, so compare each one before playing it.

   8. Black R7=8

9. 9. Red H6-5 (checkmate)

   Why it works

   • Ends the game: no legal reply remains.

   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 K5=6
  • If Black plays K5=4 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays K5+1 instead: Red mates immediately with R1+6. Try it on the board
• 2. Black K6=5
  • If Black plays K6+1 instead: no immediate mate; the attack continues. Try it on the board
• 3. Black K5+1
  • If Black plays P4+1 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays P4=5 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays P4=3 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays P6+1 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays P6=5 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays R7=8 instead: no immediate mate; the attack continues. Try it on the board
• 4. Black K5=6
  • If Black plays P4+1 instead: Red mates immediately with R1+3. Try it on the board
  • If Black plays P4=5 instead: Red mates immediately with R1+3. Try it on the board
  • If Black plays P4=3 instead: Red mates immediately with R1+3. Try it on the board
  • If Black plays P6+1 instead: Red mates immediately with R1+3. Try it on the board
  • If Black plays P6=5 instead: Red mates immediately with R1+3. Try it on the board
  • If Black plays R7=8 instead: no immediate mate; the attack continues. Try it on the board
• 5. Black K6=5
  • If Black plays P4+1 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays P4=5 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays P4=3 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays P6+1 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays R7=8 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays R7=9 instead: no immediate mate; the attack continues. Try it on the board
• 6. Black K5=6
  • If Black plays K5=4 instead: no immediate mate; the attack continues. Try it on the board
• 7. Black K6+1
  • If Black plays K6-1 instead: Red mates immediately with R5=4. Try it on the board
• 8. Black R7=8
  • If Black plays P4+1 instead: Red mates immediately with H6-5. Try it on the board
  • If Black plays P4=5 instead: Red mates immediately with H6-5. Try it on the board
  • If Black plays P4=3 instead: Red mates immediately with H6-5. Try it on the board
  • If Black plays P6+1 instead: Red mates immediately with H6-5. Try it on the board
  • If Black plays R7=9 instead: Red mates immediately with H6-5. Try it on the board
  • If Black plays R7-1 instead: Red mates immediately with H6-5. Try it on the board

Final position

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