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Problem Display

PID: 201837 (7k/4N3/6K1/8/8/8/n1p5/R1n5 w - - 0 1)

Sackmann, Franz

Osterreichische Schachrundschau, 1924

7k/4N3/6K1/8/8/8/n1p5/R1n5

#4

3 + 4

6490	yacpdb	2020

SOLUTION

SOUND
Keys
- 1.Kf7!
  - threat
    - 2.Kg6
      - 2...Se2
        3.Rh1#
      - 2...Sb3
        3.Rh1#
      - 2...Sd3
        3.Rh1#
      - 2...Sc3
        3.Ra8#
      - 2...Sb4
        3.Ra8#
  - 1...Kh7
    - 2.Sg8
      - 2...Kh8
        3.Sf6
        3...Se2
        4.Rh1#
        3...Sb3
        4.Rh1#
        3...Sd3
        4.Rh1#
        3...Sc3
        4.Ra8#
        3...Sb4
        4.Ra8#
      - 2...Sc3
        3.Ra6
        threat
        4.Rh6#
        3...Kh8
        4.Rh6#
      - 2...Sb4
        3.Rxc1
        threat
        4.Rh1#
        3...Kh8
        4.Rh1#
  - 1...Sc3
    - 2.Ra5
      - threat
        3.Rh5#
      - 2...Sb5
        3.Rxb5
        threat
        4.Rh5#
        3...Kh7
        4.Rh5#
        3.Kg6
        threat
        4.Ra8#
        3...Sd6
        4.Rh5#
        3...Sa7
        4.Rh5#
        3...Sc7
        4.Rh5#
      - 2...Sd5
        3.Rxd5
        threat
        4.Rh5#
        3...Kh7
        4.Rh5#
    - 2.Ra6
      - threat
        3.Rh6#
      - 2...Kh7
        3.Sf5
        threat
        4.Rh6#
        3...Kh8
        4.Rh6#
        3.Sg8
        threat
        4.Rh6#
        3...Kh8
        4.Rh6#

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