Meson Chess Problem Database

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Problem Display

PID: 219667 (6R1/4k1P1/7K/3P4/8/4P3/8/8 w - - 0 1)

Riczu, Lajos

Land og Folk, 1976

6R1/4k1P1/7K/3P4/8/4P3/8/8

#3

5 + 1

6490	yacpdb	2020

SOLUTION

SOUND
Tries
- 1.Rd8?
  - threat
    - 2.g8Q
      - 2...Kf6
        3.Qe6#
  - 1...Kf6
    - 2.g8Q
      - threat
        3.Qe6#
      - 2...Ke5
        3.Qe6#
      - 2...Kf5
        3.Qe6#
      - 2...Ke7
        3.Qf8#
  - 1...Kf7
    - 2.g8Q+
      - 2...Kf6
        3.Qe6#
      - 2...Ke7
        3.Qf8#
  - 1...Kxd8!
Keys
- 1.Rc8!
  - threat
    - 2.g8Q
      - threat
        3.Qe6#
      - 2...Kd6
        3.Qe6#
      - 2...Kf6
        3.Qe6#
      - 2...Kd7
        3.Qe6#
        3.Qd8#
  - 1...Kd6
    - 2.g8Q
      - threat
        3.Qe6#
      - 2...Ke5
        3.Qe6#
      - 2...Kd7
        3.Qe6#
        3.Qd8#
      - 2...Ke7
        3.Qe6#
  - 1...Kf6
    - 2.g8Q
      - threat
        3.Qe6#
      - 2...Ke5
        3.Qe6#
      - 2...Kf5
        3.Qe6#
      - 2...Ke7
        3.Qe6#
  - 1...Kd7
    - 2.g8Q
      - threat
        3.Qe6#
        3.Qd8#
      - 2...Kd6
        3.Qe6#
      - 2...Ke7
        3.Qe6#
  - 1...Kf7
    - 2.g8Q+
      - 2...Kf6
        3.Qe6#
      - 2...Ke7
        3.Qe6#

FEATURES

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Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).