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Problem Display

PID: 178811 (8/8/8/4K1pp/3Q3N/7k/8/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Sachmatija, 2013

8/8/8/4K1pp/3Q3N/7k/8/8

#3

3 + 3

SOLUTION

SOUND
Sets
- 1...gxh4
  - 2.Qf2
    - 2...Kg4
      - 3.Qg2#
Tries
- 1.Sf5?
  - 1...Kh2
    - 2.Qf2+
      - 2...Kh1
        3.Sg3#
      - 2...Kh3
        3.Qg3#
  - 1...g4
    - 2.Qg1
      - threat
        3.Qh1#
        3.Qg3#
      - 2...g3
        3.Qxg3#
  - 1...h4
    - 2.Qg1
      - 2...g4
        3.Qh1#
  - 1...Kg2!
- 1.Qg1?
  - threat
    - 2.Sf3
      - 2...g4
        3.Qh2#
      - 2...h4
        3.Sxg5#
    - 2.Qxg5
      - 2...Kh2
        3.Qg2#
  - 1...gxh4
    - 2.Qf2
      - 2...Kg4
        3.Qg2#
  - 1...g4
    - 2.Kf4
      - threat
        3.Qh1#
        3.Qg3#
      - 2...Kxh4
        3.Qh2#
        3.Qh1#
        3.Qg3#
    - 2.Kf5
      - 2...Kxh4
        3.Qh2#
      - 2...g3
        3.Qh1#
    - 2.Sf5
      - threat
        3.Qh1#
        3.Qg3#
      - 2...g3
        3.Qxg3#
  - 1...Kxh4!
Keys
- 1.Qf2!
  - 1...Kg4
    - 2.Qh2
      - 2...gxh4
        3.Qg2#
  - 1...gxh4
    - 2.Ke4
      - 2...Kg4
        3.Qg2#
  - 1...g4
    - 2.Kf4
      - 2...g3
        3.Qxg3#

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