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Problem Display

PID: 247116 (8/N7/4P3/3k3P/1p3pK1/5N2/2P1p3/B6Q w - - 0 1)

Burnham, ER

Chicago Tribune, 1879

8/N7/4P3/3k3P/1p3pK1/5N2/2P1p3/B6Q

#3

8 + 4

6490	yacpdb	2021

SOLUTION

SOUND
Sets
- 1...Kc4
  - 2.Sd2+
    - 2...Kc5
      - 3.Qc6#
  - 2.Se5+
    - 2...Kc5
      - 3.Qc6#
Keys
- 1.Qh4!
  - threat
    - 2.Qd8+
      - 2...Kc4
        3.Qd4#
      - 2...Ke4
        3.Qd3#
        3.Qd4#
      - 2...Kc5
        3.Qd4#
      - 2...Kxe6
        3.Sg5#
  - 1...Kc4
    - 2.Qg5
      - threat
        3.Sd2#
        3.Qb5#
    - 2.Qd8
      - threat
        3.Qd4#
      - 2...Kc5
        3.Qd4#
  - 1...Ke4
    - 2.Qd8
      - threat
        3.Qd3#
        3.Qd4#
      - 2...Ke3
        3.Qd4#
  - 1...Kc5
    - 2.Qd8
      - threat
        3.Qd4#
      - 2...Kc4
        3.Qd4#
  - 1...Kd6
    - 2.Qd8+
      - 2...Kc5
        3.Qd4#
      - 2...Kxe6
        3.Sg5#
  - 1...Kxe6
    - 2.Qd8
      - threat
        3.Sg5#
      - 2...Kf7
        3.Sg5#
  - 1...e1S
    - 2.Qd8+
      - 2...Kc4
        3.Qd4#
      - 2...Ke4
        3.Qd4#
      - 2...Kc5
        3.Qd4#
      - 2...Kxe6
        3.Sg5#

FEATURES

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Developed and maintained by Brian Stephenson.
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