Problem Display
PID: 35431 (2Q5/1n6/3k4/6N1/1N6/8/3P2K1/8 w - - 0 1)

Atanasievic, Aleksandar

1st Prize, De Waarheid, 1966

2Q5/1n6/3k4/6N1/1N6/8/3P2K1/8

#3

5 + 2


3713 Snap 2022

SOLUTION


  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qe6+
        • 2...Kd4
          • 3.Qd5#
        • 2...Kf4
          • 3.Sh3#
  • Tries
    • 1.Qe6+?
      • 1...Kc7
        • 2.Sa6+
          • 2...Kd8
            • 3.Sf7#
      • 1...Kc5!
    • 1.Qc6+?
      • 1...Ke5
        • 2.Qe6+
          • 2...Kd4
            • 3.Qd5#
          • 2...Kf4
            • 3.Sh3#
      • 1...Ke7!
    • 1.d4?
      • 1...Ke7
        • 2.Sd5+
          • 2...Kd6
            • 3.Qe6#
      • 1...Sc5!
  • Keys
    • 1.Sa6!
      • threat
        • 2.Qe6#
      • 1...Kd5
        • 2.Qe6+
          • 2...Kd4
            • 3.Qe4#
      • 1...Ke5
        • 2.Qe6+
          • 2...Kd4
            • 3.Qe4#
          • 2...Kf4
            • 3.Sh3#
      • 1...Ke7
        • 2.Qe6+
          • 2...Kd8
            • 3.Sf7#
          • 2...Kf8
            • 3.Qf7#
      • 1...Sc5
        • 2.Qc7+
          • 2...Kd5
            • 3.Qxc5#
      • 1...Sd8
        • 2.Qc7+
          • 2...Kd5
            • 3.Qc5#

Anticipated by 267904(1964)

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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).