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Problem Display

PID: 272130 (2n3B1/3pB3/3ppP2/4kr2/1Np2b1R/1P3pnQ/2P2N2/K2R4 w - - 0 1)

Ignatenko, Gennady Petrovich

Shakhmatnaya kompozitsiya, 2021

2n3B1/3pB3/3ppP2/4kr2/1Np2b1R/1P3pnQ/2P2N2/K2R4

#3

11 + 10

SOLUTION

SOUND
Sets
- 1...Rg5
  - 2.Sc6+
    - 2...dxc6
      - 3.Qxe6#
- 1...Rh5
  - 2.Sc6+
    - 2...dxc6
      - 3.Qxe6#
- 1...Bg5
  - 2.Rxc4
    - threat
      - 3.Sfd3#
      - 3.Sg4#
- 1...Bh6
  - 2.Rxc4
    - threat
      - 3.Sfd3#
      - 3.Sg4#
- 1...Sf1
  - 2.Qxf3
    - threat
      - 3.Sg4#
      - 3.Qe4#
      - 3.Qc3#
- 1...Se2
  - 2.Qxf3
    - threat
      - 3.Sg4#
      - 3.Qe4#
- 1...Se4
  - 2.Sg4#
- 1...Sh5
  - 2.Qxf3
    - threat
      - 3.Sg4#
      - 3.Qe4#
      - 3.Qc3#
Keys
- 1.c3!
  - threat
    - 2.Sg4+
      - 2...Ke4
        3.Rd4#
  - 1...Rxf6
    - 2.bxc4
      - threat
        3.Sbd3#
  - 1...Rg5
    - 2.Sc6+
      - 2...dxc6
        3.Qxe6#
  - 1...Rh5
    - 2.Sc6+
      - 2...dxc6
        3.Qxe6#
  - 1...Bc1
    - 2.Qxg3+
      - 2...Rf4
        3.Rh5#
      - 2...Bf4
        3.Re1#
  - 1...Bd2
    - 2.Qxg3+
      - 2...Rf4
        3.Rh5#
      - 2...Bf4
        3.Re1#
  - 1...Be3
    - 2.Qxg3+
      - 2...Rf4
        3.Rh5#
      - 2...Bf4
        3.Re1#
  - 1...Bg5
    - 2.Rxc4
      - threat
        3.Sfd3#
        3.Sg4#
  - 1...Bh6
    - 2.Rxc4
      - threat
        3.Sfd3#
        3.Sg4#
  - 1...Se2
    - 2.Qxf3
      - threat
        3.Sg4#
        3.Qe4#

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