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Problem Display

PID: 40685 (1N6/N2p2p1/2rP4/np1kPBP1/2pP1K2/2P5/8/8 w - - 0 1)

Knuppert, Hugo

The Problemist Supplement, 2001

1N6/N2p2p1/2rP4/np1kPBP1/2pP1K2/2P5/8/8

#3

9 + 7

SOLUTION

SOUND
Sets
- 1...Rc5
  - 2.Sa6
    - threat
      - 3.Sb4#
    - 2...Sc6
      - 3.Sc7#
    - 2...b4
      - 3.Sxb4#
- 1...Ra6
  - 2.Sxa6
    - threat
      - 3.Sb4#
      - 3.Sc7#
- 1...Rb6
  - 2.Sc8
    - threat
      - 3.Sxb6#
      - 3.Se7#
- 1...Rxd6
  - 2.Sc8
    - threat
      - 3.Se7#
    - 2...Re6
      - 3.Be4#
    - 2...Sc6
      - 3.Sb6#
- 1...Rc7
  - 2.Sa6
    - threat
      - 3.Sb4#
      - 3.Sxc7#
- 1...Rc8
  - 2.Sxc8
    - threat
      - 3.Sb6#
      - 3.Se7#
Tries
- 1.Saxc6?
  - threat
    - 2.Sb4#
    - 2.Se7#
  - 1...dxc6
    - 2.Bh7
      - threat
        3.Bg8#
      - 2...Ke6
        3.Bg8#
  - 1...Sxc6!
- 1.Sa6?
  - threat
    - 2.Sb4#
  - 1...b4
    - 2.Sxb4#
  - 1...Rxa6!
- 1.Sbxc6?
  - threat
    - 2.Sb4#
    - 2.Se7#
  - 1...dxc6
    - 2.Sc8
      - threat
        3.Sb6#
        3.Se7#
  - 1...Sxc6!
- 1.Bh7?
  - threat
    - 2.Bg8#
  - 1...Rc8
    - 2.Sxc8
      - threat
        3.Bg8#
      - 2...Ke6
        3.Bg8#
  - 1...Rxd6!
Keys
- 1.g6!
  - threat
    - 2.Be4+
      - 2...Ke6
        3.d5#
  - 1...Rxd6
    - 2.Sc8
      - threat
        3.Se7#
      - 2...Re6
        3.Be4#
      - 2...Sc6
        3.Sb6#
  - 1...Rc5
    - 2.Sa6
      - threat
        3.Sb4#
      - 2...Sc6
        3.Sc7#
      - 2...b4
        3.Sxb4#

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