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Problem Display

PID: 272046 (8/3N3K/p2N4/B1pp1p2/3k4/3n4/3R1PP1/8 w - - 0 1)

Kalinin, Aleksandr Konstantinovich

Shakhmatnaya kompozitsiya, 1998

8/3N3K/p2N4/B1pp1p2/3k4/3n4/3R1PP1/8

#3

7 + 6

SOLUTION

SOUND
Sets
- 1...f4
  - 2.f3
    - 2...Ke3
      - 3.Sf5#
    - 2...c4
      - 3.Sf5#
Tries
- 1.Kh6?
  - 1...f4
    - 2.f3
      - 2...Ke3
        3.Sf5#
      - 2...c4
        3.Sf5#
  - 1...c4!
- 1.Kg7?
  - 1...f4
    - 2.f3
      - 2...Ke3
        3.Sf5#
      - 2...c4
        3.Sf5#
  - 1...c4!
- 1.Kg8?
  - 1...f4
    - 2.f3
      - 2...Ke3
        3.Sf5#
      - 2...c4
        3.Sf5#
  - 1...c4!
- 1.Kh8?
  - 1...f4
    - 2.f3
      - 2...Ke3
        3.Sf5#
      - 2...c4
        3.Sf5#
  - 1...c4!
- 1.f3?
  - 1...f4
    - 2.Kg6
      - 2...Ke3
        3.Sf5#
      - 2...c4
        3.Sf5#
    - 2.Kh6
      - 2...Ke3
        3.Sf5#
      - 2...c4
        3.Sf5#
    - 2.Kg7
      - 2...Ke3
        3.Sf5#
      - 2...c4
        3.Sf5#
    - 2.Kg8
      - 2...Ke3
        3.Sf5#
      - 2...c4
        3.Sf5#
    - 2.Kh8
      - 2...Ke3
        3.Sf5#
      - 2...c4
        3.Sf5#
  - 1...Ke3!
Keys
- 1.Kg6!
  - 1...c4
    - 2.Kxf5
      - 2...c3
        3.Bb6#
  - 1...f4
    - 2.f3
      - 2...Ke3
        3.Sf5#
      - 2...c4
        3.Sf5#

FEATURES

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Developed and maintained by Brian Stephenson.
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