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Problem Display

PID: 37046 (3KRB2/8/5P2/P2p1p2/3k1p2/3B1P2/3PP3/8 w - - 0 1)

Stepochkin, Anatoly Viktorovich

Sp. Prize, Shakhmatny Vestnik, 1992

3KRB2/8/5P2/P2p1p2/3k1p2/3B1P2/3PP3/8

#4

9 + 4

SOLUTION

SOUND
Keys
- 1.Ke7!
  - threat
    - 2.Rc8
      - 2...Ke5
        3.Bg7
        threat
        4.f7#
        3...Kd4
        4.f7#
        3...d4
        4.Rc5#
        3.f7
        threat
        4.Bg7#
        3...Kd4
        4.Bg7#
        3...d4
        4.Rc5#
  - 1...Kc5
    - 2.Kd7+
      - 2...Kd4
        3.Re7
        3...Kc5
        4.Re4#
  - 1...Ke5
    - 2.Kf7+
      - 2...Kd4
        3.Be7
        3...Ke5
        4.Bc5#
    - 2.Bg7
      - threat
        3.f7#
      - 2...Kd4
        3.Rc8
        3...Ke5
        4.f7#
      - 2...d4
        3.Bc4
        3...d3
        4.f7#
    - 2.Rc8
      - threat
        3.Bg7
        threat
        4.f7#
        3...Kd4
        4.f7#
        3...d4
        4.Rc5#
        3.f7
        threat
        4.Bg7#
        3...Kd4
        4.Bg7#
        3...d4
        4.Rc5#
      - 2...Kd4
        3.Bg7
        3...Ke5
        4.f7#
        3.f7
        3...Ke5
        4.Bg7#
    - 2.f7
      - threat
        3.Bg7#
      - 2...Kd4
        3.Rc8
        3...Ke5
        4.Bg7#
      - 2...d4
        3.Bc4
        3...d3
        4.Bg7#

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