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Problem Display

PID: 170563 (r6k/8/7N/7P/8/3Q4/6PK/8 w - - 0 1)

Massmann, Wilhelm Karl Heinrich

Basler Nachrichten, 1955

r6k/8/7N/7P/8/3Q4/6PK/8

#3

5 + 2

6490	yacpdb	2018

SOLUTION

SOUND
Sets
- 1...Kg7
  - 2.Qg6+
    - 2...Kf8
      - 3.Qf7#
    - 2...Kh8
      - 3.Sf7#
- 1...Rf8
  - 2.Qg6
    - 2...Rf1
      - 3.Qg8#
    - 2...Rf2
      - 3.Qg8#
    - 2...Rf3
      - 3.Qg8#
    - 2...Rf4
      - 3.Qg8#
    - 2...Rf5
      - 3.Qg8#
    - 2...Rf6
      - 3.Qg8#
    - 2...Rf7
      - 3.Sxf7#
      - 3.Qg8#
    - 2...Ra8
      - 3.Sf7#
    - 2...Rb8
      - 3.Sf7#
    - 2...Rc8
      - 3.Sf7#
    - 2...Rd8
      - 3.Sf7#
    - 2...Re8
      - 3.Sf7#
    - 2...Rg8
      - 3.Sf7#
      - 3.Qxg8#
Tries
- 1.Qg6?
  - threat
    - 2.Sf7#
  - 1...Ra7
    - 2.Qg8#
  - 1...Rf8!
Keys
- 1.Qg3!
  - threat
    - 2.Sf7+
      - 2...Kh7
        3.Qg6#
  - 1...Kh7
    - 2.Qg6+
      - 2...Kh8
        3.Sf7#
  - 1...Rf8
    - 2.Qg6
      - 2...Rf1
        3.Qg8#
      - 2...Rf2
        3.Qg8#
      - 2...Rf3
        3.Qg8#
      - 2...Rf4
        3.Qg8#
      - 2...Rf5
        3.Qg8#
      - 2...Rf6
        3.Qg8#
      - 2...Rf7
        3.Sxf7#
        3.Qg8#
      - 2...Ra8
        3.Sf7#
      - 2...Rb8
        3.Sf7#
      - 2...Rc8
        3.Sf7#
      - 2...Rd8
        3.Sf7#
      - 2...Re8
        3.Sf7#
      - 2...Rg8
        3.Sf7#
        3.Qxg8#

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