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Problem Display

PID: 111996 (4k3/2p5/1P3P2/2p1PK2/2P5/8/8/8 w - - 0 1)

Oleinik, Aleksandr Petrovich

Kudesnik, 1992

4k3/2p5/1P3P2/2p1PK2/2P5/8/8/8

#3

5 + 3

6490	yacpdb	2009

SOLUTION

SOUND
Keys
- 1.b7!
  - threat
    - 2.Ke6
      - threat
        3.b8Q#
        3.b8R#
      - 2...Kd8
        3.b8Q#
        3.b8R#
      - 2...Kf8
        3.b8Q#
        3.b8R#
    - 2.e6
      - threat
        3.b8Q#
        3.b8R#
      - 2...Kd8
        3.b8Q#
        3.b8R#
      - 2...Kf8
        3.b8Q#
        3.b8R#
  - 1...Kd7
    - 2.b8Q
      - 2...Kc6
        3.Qb5#
      - 2...c6
        3.e6#
  - 1...Kf7
    - 2.b8Q
      - 2...c6
        3.e6#
    - 2.b8R
      - 2...c6
        3.e6#
  - 1...Kd8
    - 2.Ke6
      - threat
        3.b8Q#
        3.b8R#
      - 2...Ke8
        3.b8Q#
        3.b8R#
    - 2.e6
      - threat
        3.b8Q#
        3.b8R#
      - 2...Ke8
        3.b8Q#
        3.b8R#
  - 1...Kf8
    - 2.b8Q+
      - 2...Kf7
        3.e6#
    - 2.b8R+
      - 2...Kf7
        3.e6#
  - 1...c6
    - 2.Ke6
      - threat
        3.b8Q#
        3.b8R#
      - 2...Kd8
        3.b8Q#
      - 2...Kf8
        3.b8Q#
        3.b8R#
    - 2.e6
      - threat
        3.b8Q#
        3.b8R#
      - 2...Kd8
        3.b8Q#
      - 2...Kf8
        3.b8Q#
        3.b8R#
    - 2.b8Q+
      - 2...Kd7
        3.e6#
      - 2...Kf7
        3.e6#

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