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Problem Display

PID: 172772 (5Nkb/3K4/6p1/4P3/5Q2/8/8/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 1999

5Nkb/3K4/6p1/4P3/5Q2/8/8/8

#3

4 + 3

6490	yacpdb	2018

SOLUTION

SOUND
Sets
- 1...Kg7
  - 2.Ke7
    - 2...Kg8
      - 3.Qf7#
    - 2...g5
      - 3.Qxg5#
  - 2.Ke8
    - 2...Kg8
      - 3.Qf7#
    - 2...g5
      - 3.Qxg5#
Tries
- 1.Ke8?
  - threat
    - 2.Qf7#
  - 1...Kg7
    - 2.Ke7
      - 2...Kg8
        3.Qf7#
      - 2...g5
        3.Qxg5#
    - 2.Qh2
      - threat
        3.Qh7#
      - 2...Kg8
        3.Qh7#
    - 2.Qh4
      - threat
        3.Qh7#
      - 2...Kg8
        3.Qh7#
    - 2.Qf6+
      - 2...Kh6
        3.Qxg6#
      - 2...Kg8
        3.Qf7#
    - 2.Qf7+
      - 2...Kh6
        3.Qxg6#
    - 2.e6
      - 2...Kg8
        3.Qf7#
      - 2...g5
        3.Qxg5#
  - 1...Bxe5
    - 2.Qh6
      - threat
        3.Qh7#
    - 2.Qf7+
      - 2...Kh8
        3.Sxg6#
        3.Qh7#
  - 1...Bf6
    - 2.Qh6
      - threat
        3.Qh7#
  - 1...Bg7!
Keys
- 1.Qh6!
  - threat
    - 2.Ke8
      - threat
        3.Qh7#
  - 1...Kf7
    - 2.Qxh8
      - 2...g5
        3.e6#
  - 1...Bg7
    - 2.Qxg6
      - 2...Kxf8
        3.Qe8#
      - 2...Kh8
        3.Qh7#

FEATURES

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