Meson Chess Problem Database

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Problem Display

PID: 142823 (bb6/pNP5/2P2P2/P2k1pP1/5np1/1P4B1/2PP4/1Q5K w - - 0 1)

Hoeg, Nils

Norsk Sjakkblad, 1919

bb6/pNP5/2P2P2/P2k1pP1/5np1/1P4B1/2PP4/1Q5K

#3

12 + 7

SOLUTION

SOUND
Keys
- 1.Qf1!
  - threat
    - 2.Qc4+
      - 2...Ke5
        3.Bxf4#
        3.cxb8Q#
        3.cxb8B#
  - 1...Kd4
    - 2.Qc4+
      - 2...Ke5
        3.Bxf4#
        3.cxb8Q#
        3.cxb8B#
    - 2.Qxf4+
      - 2...Kd5
        3.Qc4#
  - 1...Ke4
    - 2.Qxf4+
      - 2...Kd5
        3.Qc4#
  - 1...Ke5
    - 2.Qc4
      - threat
        3.Bxf4#
        3.cxb8Q#
        3.cxb8B#
    - 2.Qxf4+
      - 2...Kd5
        3.Qc4#
      - 2...Ke6
        3.Qc4#
  - 1...Kxc6
    - 2.Qc4+
      - 2...Kxb7
        3.c8Q#
        3.c8B#
      - 2...Kd7
        3.c8Q#
  - 1...Ke6
    - 2.Qc4+
      - 2...Ke5
        3.Bxf4#
        3.cxb8Q#
        3.cxb8B#
      - 2...Sd5
        3.Sd8#
  - 1...Bxb7
    - 2.Qc4+
      - 2...Ke5
        3.Bxf4#
        3.cxb8Q#
        3.cxb8B#
      - 2...Kd6
        3.Bxf4#
        3.cxb8Q#
        3.cxb8B#
  - 1...Bxc7
    - 2.Qc4+
      - 2...Ke5
        3.Bxf4#
  - 1...Se2
    - 2.Qxf5+
      - 2...Kd4
        3.Bf2#
        3.Qd3#
        3.Qe5#
      - 2...Kxc6
        3.Sd8#
  - 1...Sd3
    - 2.Qg2+
      - 2...Kd4
        3.c3#
      - 2...Ke6
        3.Sd8#

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