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Problem Display

PID: 85930 (1r6/3PP2k/8/6K1/2P5/8/8/Q7 w - - 0 1)

Speckmann, Werner

Deutsche Schachblatter, 1984

1r6/3PP2k/8/6K1/2P5/8/8/Q7

#3

5 + 2

6490	yacpdb	2009

SOLUTION

SOUND
Sets
- 1...Re8
  - 2.dxe8S
    - 2...Kg8
      - 3.Qg7#
- 1...Rf8
  - 2.exf8B
    - 2...Kg8
      - 3.Qg7#
- 1...Rh8
  - 2.Qb1+
    - 2...Kg7
      - 3.Qg6#
    - 2...Kg8
      - 3.Qg6#
Tries
- 1.e8Q?
  - threat
    - 2.Qah8#
    - 2.Qg6#
    - 2.Qf7#
  - 1...Rxe8
    - 2.dxe8S
      - 2...Kg8
        3.Qg7#
  - 1...Rb2
    - 2.Qg6+
      - 2...Kh8
        3.Qxb2#
        3.d8Q#
        3.d8R#
    - 2.Qf7+
      - 2...Kh8
        3.Qxb2#
        3.d8Q#
        3.d8R#
    - 2.Qe7+
      - 2...Kg8
        3.d8Q#
        3.d8R#
      - 2...Kh8
        3.d8Q#
        3.d8R#
  - 1...Rb5+!
- 1.e8R?
  - threat
    - 2.Qh8#
  - 1...Rxe8
    - 2.dxe8S
      - 2...Kg8
        3.Qg7#
  - 1...Rb2
    - 2.Re7+
      - 2...Kg8
        3.d8Q#
        3.d8R#
      - 2...Kh8
        3.d8Q#
        3.d8R#
  - 1...Rb5+!
Keys
- 1.e8S!
  - threat
    - 2.Qg7#
  - 1...Rb5+
    - 2.cxb5
      - 2...Kg8
        3.Qg7#
  - 1...Rxe8
    - 2.dxe8S
      - 2...Kg8
        3.Qg7#
  - 1...Rb2
    - 2.Qxb2
      - 2...Kg8
        3.Qg7#

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).