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Problem Display

PID: 215195 (5knQ/8/4K3/8/8/8/8/8 w - - 0 1)

Lange, Max

Handbuch der Schachaufgaben (Lange), 1862

5knQ/8/4K3/8/8/8/8/8

#3

2 + 2

6490	yacpdb	2020

SOLUTION

SOUND
Sets
- 1...Ke8
  - 2.Qxg8#
Tries
- 1.Kd6?
  - threat
    - 2.Ke6
      - 2...Ke8
        3.Qxg8#
  - 1...Ke8
    - 2.Qxg8#
  - 1...Kf7!
- 1.Qf6+?
  - 1...Ke8
    - 2.Qg7
      - threat
        3.Qxg8#
      - 2...Kd8
        3.Qd7#
      - 2...Sf6
        3.Qe7#
      - 2...Sh6
        3.Qe7#
      - 2...Se7
        3.Qxe7#
    - 2.Qf7+
      - 2...Kd8
        3.Qd7#
  - 1...Sxf6!
- 1.Qg7+?
  - 1...Ke8
    - 2.Qxg8#
  - 1...Kxg7!
- 1.Qh5?
  - threat
    - 2.Qf7#
  - 1...Sh6
    - 2.Qg6
      - 2...Sf7
        3.Qxf7#
      - 2...Sg4
        3.Qf7#
      - 2...Sf5
        3.Qf7#
      - 2...Sg8
        3.Qf7#
  - 1...Kg7!
- 1.Qh6+?
  - 1...Ke8
    - 2.Qg7
      - threat
        3.Qxg8#
      - 2...Kd8
        3.Qd7#
      - 2...Sf6
        3.Qe7#
      - 2...Sh6
        3.Qe7#
      - 2...Se7
        3.Qxe7#
    - 2.Qh7
      - threat
        3.Qxg8#
      - 2...Kd8
        3.Qd7#
      - 2...Kf8
        3.Qf7#
      - 2...Sf6
        3.Qe7#
      - 2...Sh6
        3.Qe7#
      - 2...Se7
        3.Qxe7#
  - 1...Sxh6!
Keys
- 1.Qh7!
  - threat
    - 2.Qf7#
  - 1...Sh6
    - 2.Qg6
      - 2...Sf7
        3.Qxf7#
      - 2...Sg4
        3.Qf7#
      - 2...Sf5
        3.Qf7#
      - 2...Sg8
        3.Qf7#

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