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Problem Display

PID: 82900 (4k3/n1pN4/8/N2b1Q2/8/5B2/8/4K3 w - - 0 1)

Havel, Miroslav

Tyden rozhlasu, 1944

4k3/n1pN4/8/N2b1Q2/8/5B2/8/4K3

#3

5 + 4

6490	yacpdb	2009

SOLUTION

SOUND
Sets
- 1...Bc6
  - 2.Qf8+
    - 2...Kxd7
      - 3.Bg4#
- 1...Bb7
  - 2.Bg4
    - threat
      - 3.Qf8#
    - 2...Ke7
      - 3.Qf8#
    - 2...Kd8
      - 3.Qf8#
  - 2.Qf8+
    - 2...Kxd7
      - 3.Bg4#
- 1...Ba8
  - 2.Bg4
    - threat
      - 3.Qf8#
    - 2...Ke7
      - 3.Qf8#
    - 2...Kd8
      - 3.Qf8#
  - 2.Qf8+
    - 2...Kxd7
      - 3.Bg4#
Keys
- 1.Sb7!
  - threat
    - 2.Bxd5
      - threat
        3.Qe6#
        3.Qf7#
      - 2...Ke7
        3.Qe6#
        3.Qf7#
  - 1...Ke7
    - 2.Bxd5
      - threat
        3.Qe6#
        3.Qf7#
      - 2...Ke8
        3.Qe6#
        3.Qf7#
  - 1...Bxb7
    - 2.Bg4
      - threat
        3.Qf8#
      - 2...Ke7
        3.Qf8#
      - 2...Kd8
        3.Qf8#
  - 1...Ba2
    - 2.Qf8+
      - 2...Kxd7
        3.Sc5#
  - 1...Bb3
    - 2.Qf8+
      - 2...Kxd7
        3.Sc5#
  - 1...Bc4
    - 2.Qf8+
      - 2...Kxd7
        3.Sc5#
  - 1...Bf7
    - 2.Bh5
      - threat
        3.Qe6#
        3.Qxf7#
      - 2...Ke7
        3.Qxf7#
  - 1...Bg8
    - 2.Qf8+
      - 2...Kxd7
        3.Sc5#
  - 1...Sc6
    - 2.Qf8+
      - 2...Kxd7
        3.Sc5#
  - 1...Sc8
    - 2.Bxd5
      - threat
        3.Qf7#
      - 2...Ke7
        3.Qe6#
        3.Qf7#
      - 2...Sd6
        3.Qe6#
      - 2...Se7
        3.Bf7#

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