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Problem Display

PID: 237835 (R2B1b2/8/8/1P6/8/8/5P2/5K1k w - - 0 1)

Speckmann, Werner

2nd HM., Die Schwalbe, 1953

R2B1b2/8/8/1P6/8/8/5P2/5K1k

#4

5 + 2

6490	yacpdb	2021

SOLUTION

SOUND
Keys
- 1.Bc7!
  - 1...Bh6
    - 2.Rg8
      - threat
        3.Rg1#
      - 2...Bf4
        3.Rh8+
        3...Bh2
        4.Rxh2#
        3...Bh6
        4.Rxh6#
      - 2...Bg5
        3.Rh8+
        3...Bh4
        4.Rxh4#
        3...Bh6
        4.Rxh6#
      - 2...Bg7
        3.Bf4
        3...Ba1
        4.Rg1#
        3...Bb2
        4.Rg1#
        3...Bc3
        4.Rg1#
        3...Bd4
        4.Rg1#
        3...Be5
        4.Rg1#
        3...Bf6
        4.Rg1#
        3...Bh6
        4.Rg1#
        3...Bf8
        4.Rg1#
        3...Bh8
        4.Rg1#
        4.Rxh8#
  - 1...Bg7
    - 2.Ra3
      - threat
        3.Rh3#
      - 2...Be5
        3.Rh3+
        3...Bh2
        4.Rxh2#
      - 2...Bc3
        3.Bf4
        3...Ba1
        4.Rh3#
        3...Be1
        4.Rh3#
        3...Bb2
        4.Rh3#
        3...Bd2
        4.Rh3#
        3...Bb4
        4.Rh3#
        3...Bd4
        4.Rh3#
        3...Ba5
        4.Rh3#
        3...Be5
        4.Rh3#
        3...Bf6
        4.Rh3#
        3...Bg7
        4.Rh3#
        3...Bh8
        4.Rh3#

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