Problem Display
PID: 168667 (7b/3Np1q1/b3Npp1/2KP2p1/Q1P1k3/2P1p1nP/2P1p1P1/8 w - - 0 1)

Gordian, Yury Markovic

1/2 Prize, SuperProblem, 2015

7b/3Np1q1/b3Npp1/2KP2p1/Q1P1k3/2P1p1nP/2P1p1P1/8

#4

10 + 11


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Kb6!
      • threat
        • 2.c5+
          • 2...Bc4
            • 3.Qxc4+
              • 3...Kf5
                • 4.Qg4#
      • 1...Kf5
        • 2.c5
          • threat
            • 3.Qg4#
          • 2...Bc4
            • 3.Qxc4
              • threat
                • 4.Qg4#
              • 3...Se4
                • 4.g4#
              • 3...g4
                • 4.Qf4#
                • 4.Qxg4#
                • 4.hxg4#
      • 1...Bb5
        • 2.cxb5+
          • 2...Kxd5
            • 3.Sc7+
              • 3...Kd6
                • 4.Qd4#
      • 1...Sf1
        • 2.c5+
          • 2...Bc4
            • 3.Qxc4+
              • 3...Kf5
                • 4.Qd3#
                • 4.Qg4#
                • 4.g4#
      • 1...Sh1
        • 2.c5+
          • 2...Bc4
            • 3.Qxc4+
              • 3...Kf5
                • 4.Qd3#
                • 4.Qg4#
                • 4.g4#
      • 1...Sf5
        • 2.Sdc5+
          • 2...Ke5
            • 3.Sd3+
              • 3...Ke4
                • 4.Sec5#
              • 3...Kd6
                • 4.Qc6#
      • 1...Sh5
        • 2.c5+
          • 2...Bc4
            • 3.Qxc4+
              • 3...Kf5
                • 4.Qd3#
                • 4.Qg4#
                • 4.g4#
      • 1...g4
        • 2.c5+
          • 2...Bc4
            • 3.Qxc4+
              • 3...Kf5
                • 4.Qf4#
                • 4.Qxg4#
                • 4.hxg4#
      • 1...f5
        • 2.Sec5+
          • 2...Kf4
            • 3.Sd3+
              • 3...Ke4
                • 4.S7c5#

FEATURES


NOT CLASSIFIED


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).