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Problem Display

PID: 200866 (8/7Q/8/8/3p2k1/8/5KPP/8 w - - 0 1)

Traxler, Karel Peter

Ceskoslovenska republika, 1922

8/7Q/8/8/3p2k1/8/5KPP/8

#4

4 + 2

6490	yacpdb	2020

SOLUTION

SOUND
Keys
- 1.Qf7!
  - threat
    - 2.Qf6
      - threat
        3.h3+
        3...Kh5
        4.g4#
        3.h4
        threat
        4.Qg5#
        3...Kh5
        4.Qg5#
      - 2...Kh5
        3.Kf3
        3...d3
        4.g4#
        3.h3
        3...d3
        4.g4#
        3.h4
        threat
        4.Qg5#
        3...Kg4
        4.Qg5#
    - 2.h4
      - threat
        3.Qf6
        threat
        4.Qg5#
        3...Kh5
        4.Qg5#
      - 2...Kxh4
        3.Qf5
        3...d3
        4.g3#
  - 1...Kg5
    - 2.h4+
      - 2...Kg4
        3.Qf6
        threat
        4.Qg5#
        3...Kh5
        4.Qg5#
      - 2...Kxh4
        3.Qf5
        3...d3
        4.g3#
      - 2...Kh6
        3.g4
        3...d3
        4.g5#
  - 1...d3
    - 2.Qf6
      - threat
        3.h3+
        3...Kh5
        4.g4#
        3.h4
        threat
        4.Qg5#
        3...Kh5
        4.Qg5#
      - 2...Kh5
        3.Kf3
        3...d2
        4.g4#
        3.h3
        3...d2
        4.g4#
        3.h4
        threat
        4.Qg5#
        3...Kg4
        4.Qg5#

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