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Problem Display

PID: 15029 (R7/8/3b4/8/3B3K/8/1p2R3/7k w - - 0 1)

Speckmann, Werner

Zurcher Woche, 1957

R7/8/3b4/8/3B3K/8/1p2R3/7k

#3

4 + 3

SOLUTION

SOUND
Sets
- 1...Ba3
  - 2.Kh3
    - threat
      - 3.Re1#
      - 3.Rh2#
  - 2.Rxa3
    - threat
      - 3.Rh3#
- 1...Bg3+
  - 2.Kxg3
    - threat
      - 3.Re1#
      - 3.Rh2#
      - 3.Rh8#
- 1...Bb4
  - 2.Kh3
    - threat
      - 3.Rh2#
    - 2...Bd6
      - 3.Re1#
- 1...Be7+
  - 2.Kh3
    - threat
      - 3.Re1#
      - 3.Rh2#
- 1...Bb8
  - 2.Rxb8
    - 2...b1Q
      - 3.Rxb1#
    - 2...b1S
      - 3.Rxb1#
    - 2...b1B
      - 3.Rxb1#
    - 2...b1R
      - 3.Rxb1#
- 1...Bf8
  - 2.Kh3
    - threat
      - 3.Re1#
      - 3.Rh2#
Keys
- 1.Ra3!
  - threat
    - 2.Rh3+
      - 2...Bh2
        3.Rexh2#
        3.Rhxh2#
  - 1...Bg3+
    - 2.Kxg3
      - threat
        3.Re1#
        3.Rh2#
    - 2.Rxg3
      - threat
        3.Rg1#
        3.Rh3#
  - 1...Be7+
    - 2.Kh3
      - threat
        3.Re1#
        3.Rh2#
  - 1...Bxa3
    - 2.Kh3
      - threat
        3.Re1#
        3.Rh2#
  - 1...Bh2
    - 2.Rh3
      - threat
        3.Rexh2#
        3.Rhxh2#
  - 1...Bf4
    - 2.Rh3+
      - 2...Bh2
        3.Rexh2#
        3.Rhxh2#
  - 1...Be5
    - 2.Rh3+
      - 2...Bh2
        3.Rexh2#
        3.Rhxh2#
  - 1...Bc7
    - 2.Rh3+
      - 2...Bh2
        3.Rexh2#
        3.Rhxh2#
  - 1...Bb8
    - 2.Rh3+
      - 2...Bh2
        3.Rexh2#
        3.Rhxh2#

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