Problem Display
PID: 183279 (b3B3/N1pNn2r/6pb/p2k3p/4Rp1q/K2npQ2/4p3/8 w - - 0 1)

Gordian, Yury Markovic

Marandiuk, Mikhail Nazarovich

Rudenko, Valentin Fedorovich

Comm., Traxler-150 MT, 2017

b3B3/N1pNn2r/6pb/p2k3p/4Rp1q/K2npQ2/4p3/8

#4

6 + 14


1232 Kudesnik 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Sb5!
      • threat
        • 2.Re5+
          • 2...Kc4
            • 3.Rc5+
              • 3...Sxc5
                • 4.Se5#
      • 1...Qg5
        • 2.Rd4+
          • 2...Ke6
            • 3.Rd6+
              • 3...Kf5
                • 4.Sd4#
              • 3...cxd6
                • 4.Sd4#
      • 1...Bg7
        • 2.Bf7+
          • 2...Kc6
            • 3.Rd4+
              • 3...Kxb5
                • 4.Bc4#
              • 3...Sd5
                • 4.Qxd5#
      • 1...Bc6
        • 2.Rxe7+
          • 2...Kc4
            • 3.Qxc6+
              • 3...Sc5
                • 4.Se5#
      • 1...Sc1
        • 2.Rxf4+
          • 2...Ke6
            • 3.Qxe3+
              • 3...Kd5
                • 4.Qe4#
              • 3...Be4
                • 4.Qxe4#
      • 1...Se1
        • 2.Re5+
          • 2...Kc4
            • 3.Qxe2+
              • 3...Sd3
                • 4.Rc5#
                • 4.Qa2#
                • 4.Qc2#
      • 1...Sb2
        • 2.Rxf4+
          • 2...Ke6
            • 3.Qxe3+
              • 3...Kd5
                • 4.Qe4#
              • 3...Be4
                • 4.Qxe4#
        • 2.Re5+
          • 2...Kc4
            • 3.Qxe2+
              • 3...Sd3
                • 4.Rc5#
                • 4.Qa2#
                • 4.Qc2#
      • 1...Sf2
        • 2.Re5+
          • 2...Kc4
            • 3.Qxe2+
              • 3...Sd3
                • 4.Rc5#
                • 4.Qa2#
                • 4.Qc2#
      • 1...Sb4
        • 2.Rxf4+
          • 2...Ke6
            • 3.Qxe3+
              • 3...Kd5
                • 4.Qe4#
              • 3...Be4
                • 4.Qxe4#
        • 2.Re5+
          • 2...Kc4
            • 3.Qxe2+
              • 3...Sd3
                • 4.Rc5#
                • 4.Qa2#
                • 4.Qc2#

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).