Problem Display
PID: 182802 (8/3p3K/1P6/3kN3/1P6/3P4/1P2Q3/8 w - - 0 1)

Weenink, Henri Gerard Maria

Eigen Haard, 1920

(First published on Sat Feb 7 1920)

8/3p3K/1P6/3kN3/1P6/3P4/1P2Q3/8

#3

7 + 2


16055 HGM Weenink (Euwe/Niemeijer/Rueb/Trotsenburg) 1932

SOLUTION


  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qe4#
  • Tries
    • 1.Kg6?
      • threat
        • 2.Qe4+
          • 2...Kd6
            • 3.Sc4#
            • 3.Sf7#
          • 2...Ke6
            • 3.Sc4#
            • 3.Sf7#
      • 1...Ke6
        • 2.Sc4+
          • 2...Kd5
            • 3.Qe4#
        • 2.Sf7+
          • 2...Kd5
            • 3.Qe4#
      • 1...d6
        • 2.Qg4
          • 2...Kxe5
            • 3.Qe4#
          • 2...dxe5
            • 3.Qd7#
      • 1...Kd6!
    • 1.Sc4?
      • threat
        • 2.Qe4#
      • 1...Kd4
        • 2.Qe4#
      • 1...Kc6!
    • 1.Sf7?
      • threat
        • 2.Qe4#
      • 1...Kd4
        • 2.Qe4#
      • 1...Kc6!
    • 1.Qe4+?
      • 1...Kd6
        • 2.Sc4#
        • 2.Sf7#
      • 1...Ke6!
  • Keys
    • 1.Kg7!
      • threat
        • 2.Qe4+
          • 2...Kd6
            • 3.Sc4#
            • 3.Sf7#
          • 2...Ke6
            • 3.Sc4#
            • 3.Sf7#
      • 1...Kd6
        • 2.Qe4
          • threat
            • 3.Sc4#
            • 3.Sf7#
          • 2...Ke6
            • 3.Sc4#
            • 3.Sf7#
          • 2...Ke7
            • 3.Sf7#
      • 1...Ke6
        • 2.Sf7+
          • 2...Kd5
            • 3.Qe4#
          • 2...Kf5
            • 3.Qe4#
      • 1...d6
        • 2.Qg4
          • 2...Kxe5
            • 3.Qe4#
          • 2...dxe5
            • 3.Qd7#

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).