B. Chariot and Horse Class, Game 03

Pieces on the board

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

Solution move by move

1. 1. Red R2=5 (check)

   1. Black E3+5

2. 2. Red H8-6 (check)

   2. Black K5=4

3. 3. 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.

   3. Black E5+7

4. 4. Red H6+4 (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.

   4. Black K4=5

5. 5. Red R6+3 (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

6. 6. Red H4-5

   Why it works–

   What to watch out for

   • Not forcing: the defender has 18 replies, so compare each one before playing it.

   6. Black A6+5

7. 7. Red R6-2

   Why it works–

   What to watch out for

   • Not forcing: the defender has 19 replies, so compare each one before playing it.

   7. Black A5-6

8. 8. Red R6=5 (check)

   8. Black K5=4

9. 9. Red R5+2 (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 E3+5
  • If Black plays K5=6 instead: no immediate mate; the attack continues. Try it on the board
  • If Black plays E7+5 instead: no immediate mate; the attack continues. Try it on the board
• 2. Black K5=4
  • If Black plays K5=6 instead: Red mates immediately with R5=4. Try it on the board
  • If Black plays K5-1 instead: no immediate mate; the attack continues. Try it on the board
• 3. Black E5+7
  • 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 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
  • If Black plays R7=6 instead: no immediate mate; the attack continues. Try it on the board
• 6. Black A6+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 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
  • If Black plays R7=6 instead: no immediate mate; the attack continues. Try it on the board
• 7. Black A5-6
  • 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 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
  • If Black plays R7=6 instead: no immediate mate; the attack continues. Try it on the board
• 8. Black K5=4
  • If Black plays K5=6 instead: Red mates immediately with R5+2. Try it on the board

Final position

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