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Problem Display

PID: 29310 (8/6N1/br1pp3/b2P1p2/1r2pB1k/4p1R1/8/5B1K w - - 0 1)

Froberg, Johan Hilding Laurentius

Tidskrift for Schack, 1939

8/6N1/br1pp3/b2P1p2/1r2pB1k/4p1R1/8/5B1K

#3

6 + 10

SOLUTION

SOUND
Sets
- 1...Rc4
  - 2.Rg1
    - threat
      - 3.Bg5#
- 1...R4b5
  - 2.Rg1
    - threat
      - 3.Bg5#
- 1...R6b5
  - 2.Rg6
    - threat
      - 3.Bg3#
- 1...Bb7
  - 2.Rg1
    - threat
      - 3.Bg5#
  - 2.Rg6
    - threat
      - 3.Bg3#
- 1...Bc8
  - 2.Rg1
    - threat
      - 3.Bg5#
  - 2.Rg6
    - threat
      - 3.Bg3#
- 1...exd5
  - 2.Sxf5+
    - 2...Kh5
      - 3.Rg5#
- 1...e5
  - 2.Sxf5+
    - 2...Kh5
      - 3.Rg5#
Tries
- 1.Sxf5+?
  - 1...Kh5
    - 2.Rg5#
  - 1...exf5!
Keys
- 1.dxe6!
  - threat
    - 2.Sxf5+
      - 2...Kh5
        3.Rg5#
  - 1...Rc4
    - 2.Sxf5+
      - 2...Kh5
        3.Be2#
        3.Rg5#
    - 2.Rg1
      - threat
        3.Bg5#
  - 1...R4b5
    - 2.Rg1
      - threat
        3.Bg5#
  - 1...R6b5
    - 2.Rg6
      - threat
        3.Bg3#
  - 1...Be2
    - 2.Sxf5+
      - 2...Kh5
        3.Bxe2#
        3.Rg5#
  - 1...Bb7
    - 2.Sxf5+
      - 2...Kh5
        3.Be2#
        3.Rg5#
    - 2.Rg1
      - threat
        3.Bg5#
    - 2.Rg6
      - threat
        3.Bg3#
  - 1...Bc8
    - 2.Sxf5+
      - 2...Kh5
        3.Be2#
        3.Rg5#
    - 2.Rg1
      - threat
        3.Bg5#
    - 2.Rg6
      - threat
        3.Bg3#

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