Problem Display
PID: 255718 (8/8/6Q1/N3K3/8/2k5/2B5/8 w - - 0 1)

Zhuk, Aleksandr Gnatovich

Buletin Problemistic, 2001

8/8/6Q1/N3K3/8/2k5/2B5/8

#3

4 + 1


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Sc4?
      • 1...Kb4
        • 2.Kd4
          • 2...Kb5
            • 3.Qb6#
      • 1...Kxc4!
    • 1.Bb3?
      • 1...Kd2
        • 2.Qe4
          • 2...Kc1
            • 3.Qc2#
          • 2...Kc3
            • 3.Qd4#
      • 1...Kb4
        • 2.Qb6+
          • 2...Ka3
            • 3.Sc4#
          • 2...Kc3
            • 3.Qd4#
      • 1...Kb2!
    • 1.Ba4?
      • 1...Kb2
        • 2.Qc2+
          • 2...Ka1
            • 3.Sb3#
          • 2...Ka3
            • 3.Qb3#
      • 1...Kd2
        • 2.Qe4
          • 2...Kc1
            • 3.Qc2#
          • 2...Kc3
            • 3.Qd4#
      • 1...Kb4!
    • 1.Qd3+?
      • 1...Kb2
        • 2.Sc4+
          • 2...Ka1
            • 3.Qa3#
          • 2...Kc1
            • 3.Qd1#
            • 3.Qd2#
          • 2...Ka2
            • 3.Qa3#
      • 1...Kb4!
    • 1.Qe4?
      • 1...Kd2
        • 2.Bb3
          • 2...Kc1
            • 3.Qc2#
          • 2...Kc3
            • 3.Qd4#
        • 2.Ba4
          • 2...Kc1
            • 3.Qc2#
          • 2...Kc3
            • 3.Qd4#
      • 1...Kb2!
  • Keys
    • 1.Bd1!
      • 1...Kb2
        • 2.Qc2+
          • 2...Ka1
            • 3.Sb3#
          • 2...Ka3
            • 3.Qb3#
      • 1...Kd2
        • 2.Qc2+
          • 2...Ke1
            • 3.Qe2#
          • 2...Ke3
            • 3.Sc4#
            • 3.Qe2#
      • 1...Kb4
        • 2.Qb6+
          • 2...Ka3
            • 3.Qb3#
          • 2...Kc3
            • 3.Qd4#

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).