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Problem Display

PID: 154706 (3K4/Q2P4/4N3/4P3/4k3/1BB5/8/7n w - - 0 1)

Anonymous

British Chess Magazine 12. Ty, 1904

3K4/Q2P4/4N3/4P3/4k3/1BB5/8/7n

#3

7 + 2

SOLUTION

SOUND
Sets
- 1...Sf2
  - 2.Qxf2
    - 2...Kd3
      - 3.Qf3#
- 1...Sg3
  - 2.Qf2
    - threat
      - 3.Sc5#
    - 2...Kd3
      - 3.Qf3#
Tries
- 1.Bc2+?
  - 1...Kd5
    - 2.Sc7+
      - 2...Kc4
        3.Qd4#
      - 2...Kc6
        3.Ba4#
        3.Be4#
    - 2.Qc5+
      - 2...Kxe6
        3.Qc4#
    - 2.Qa4
      - threat
        3.Bb3#
      - 2...Kxe6
        3.Qb3#
        3.Qa2#
        3.Qc4#
    - 2.Qa5+
      - 2...Kc4
        3.Qc5#
      - 2...Kc6
        3.Be4#
      - 2...Kxe6
        3.Qa2#
    - 2.Qb7+
      - 2...Kc4
        3.Qc6#
        3.Qb3#
      - 2...Kxe6
        3.Qb3#
    - 2.Qc7
      - threat
        3.Sf4#
      - 2...Kxe6
        3.Qc4#
    - 2.Qa8+
      - 2...Kc4
        3.Qc6#
      - 2...Kxe6
        3.Qa2#
  - 1...Kf3!
- 1.Qf2?
  - threat
    - 2.Sc5#
  - 1...Kd3
    - 2.Qf3#
  - 1...Sxf2!
- 1.Qd4+?
  - 1...Kf5
    - 2.Bc2+
      - 2...Kxe6
        3.Qc4#
  - 1...Kf3!
Keys
- 1.Qg1!
  - 1...Kd3
    - 2.Qe1
      - threat
        3.Sf4#
        3.Sc5#
  - 1...Kf3
    - 2.Bd5+
      - 2...Ke2
        3.Sf4#
  - 1...Kf5
    - 2.Bc2+
      - 2...Kxe6
        3.Qg8#
  - 1...Sf2
    - 2.Qxf2
      - 2...Kd3
        3.Qf3#
  - 1...Sg3
    - 2.Qf2
      - threat
        3.Sc5#
      - 2...Kd3
        3.Qf3#

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