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Problem Display

PID: 27281 (8/2B5/2N5/2kB4/P3pN2/K7/3P1P2/3b4 w - - 0 1)

Grande, Joralf

British Chess Magazine, 1964

8/2B5/2N5/2kB4/P3pN2/K7/3P1P2/3b4

#3

8 + 3

SOLUTION

SOUND
Sets
- 1...Bb3
  - 2.Kxb3
    - 2...e3
      - 3.d4#
- 1...Bxa4
  - 2.Kxa4
    - 2...e3
      - 3.d4#
- 1...e3
  - 2.d4#
Tries
- 1.Sb4?
  - threat
    - 2.Se6#
  - 1...Bxa4
    - 2.Kxa4
      - threat
        3.Se6#
      - 2...Kd4
        3.Se6#
  - 1...Bg4!
- 1.Se5?
  - threat
    - 2.Sd7+
      - 2...Kd4
        3.Be5#
        3.Bb6#
  - 1...Kd4
    - 2.Sc4
      - threat
        3.Bb6#
      - 2...Kc5
        3.Bb6#
    - 2.Sd7
      - threat
        3.Be5#
        3.Bb6#
  - 1...Bg4
    - 2.Sc4
      - threat
        3.Bb6#
      - 2...Kd4
        3.Bb6#
  - 1...e3
    - 2.Sed3+
      - 2...Kd4
        3.Be5#
        3.Bb6#
        3.fxe3#
    - 2.Sd7+
      - 2...Kd4
        3.Be5#
        3.Bb6#
        3.fxe3#
  - 1...Bxa4!
- 1.Sd8?
  - threat
    - 2.Sde6#
  - 1...Bxa4
    - 2.Kxa4
      - threat
        3.Sde6#
      - 2...Kd4
        3.Sde6#
  - 1...Bg4!
Keys
- 1.Sa5!
  - 1...Kd4
    - 2.Sc4
      - threat
        3.Bb6#
      - 2...Kc5
        3.Bb6#
  - 1...Bxa4
    - 2.Kxa4
      - threat
        3.Sb3#
      - 2...Kd4
        3.Sb3#
  - 1...Bc2
    - 2.Bc4
      - threat
        3.Se6#
      - 2...Kd4
        3.Se6#
  - 1...e3
    - 2.Sb7+
      - 2...Kd4
        3.fxe3#

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