Problem Display
PID: 179458 (K1N3b1/B3p2r/6B1/2R1P3/P2k1P2/2p1p3/4r3/8 w - - 0 1)

Davidenko, Fedor Vasilevich

HM., Moscow Ty., 2002

K1N3b1/B3p2r/6B1/2R1P3/P2k1P2/2p1p3/4r3/8

#5

8 + 7


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Kb7!
      • threat
        • 2.Rc6+
          • 2...Kd5
            • 3.Sb6+
              • 3...Kd4
                • 4.Sa8+
                  • 4...Kd5
                    • 5.Sc7#
      • 1...Rb2+
        • 2.Rb5+
          • 2...Kc4
            • 3.Sb6+
              • 3...Kd4
                • 4.Sd5+
                  • 4...Kc4
                    • 5.Sxe3#
      • 1...e6+
        • 2.Rc7+
          • 2...Kd5
            • 3.Sb6+
              • 3...Kd4
                • 4.Sd7+
                  • 4...Kd5
                    • 5.Sf6#
      • 1...Ra2
        • 2.Rb5+
          • 2...Kc4
            • 3.Sb6+
              • 3...Kd4
                • 4.Sd5+
                  • 4...Kc4
                    • 5.Sxe3#
        • 2.Rc6+
          • 2...Kd5
            • 3.Sb6+
              • 3...Kd4
                • 4.Sc4+
                  • 4...Kd5
                    • 5.Sxe3#
                • 4.Sa8+
                  • 4...Kd5
                    • 5.Sc7#
      • 1...Rc2
        • 2.Rb5+
          • 2...Kc4
            • 3.Sb6+
              • 3...Kd4
                • 4.Sd5+
                  • 4...Kc4
                    • 5.Sxe3#
        • 2.Rc6+
          • 2...Kd5
            • 3.Sb6+
              • 3...Kd4
                • 4.Sc4+
                  • 4...Kd5
                    • 5.Sxe3#
                • 4.Sa8+
                  • 4...Kd5
                    • 5.Sc7#
      • 1...Rd2
        • 2.Rb5+
          • 2...Kc4
            • 3.Sb6+
              • 3...Kd4
                • 4.Sd5+
                  • 4...Kc4
                    • 5.Sxe3#
        • 2.Rc6+
          • 2...Kd5
            • 3.Sb6+
              • 3...Kd4
                • 4.Sc4+
                  • 4...Kd5
                    • 5.Sxe3#
                • 4.Sa8+
                  • 4...Kd5
                    • 5.Sc7#
      • 1...Rf2
        • 2.Rb5+
          • 2...Kc4
            • 3.Sb6+
              • 3...Kd4
                • 4.Sd5+
                  • 4...Kc4
                    • 5.Sxe3#
        • 2.Rc6+
          • 2...Kd5
            • 3.Sb6+
              • 3...Kd4
                • 4.Sc4+
                  • 4...Kd5
                    • 5.Sxe3#
                • 4.Sa8+
                  • 4...Kd5
                    • 5.Sc7#
      • 1...Rg2
        • 2.Rb5+
          • 2...Kc4
            • 3.Sb6+
              • 3...Kd4
                • 4.Sd5+
                  • 4...Kc4
                    • 5.Sxe3#
        • 2.Rc6+
          • 2...Kd5
            • 3.Sb6+
              • 3...Kd4
                • 4.Sc4+
                  • 4...Kd5
                    • 5.Sxe3#
                • 4.Sa8+
                  • 4...Kd5
                    • 5.Sc7#
      • 1...Reh2
        • 2.Rb5+
          • 2...Kc4
            • 3.Sb6+
              • 3...Kd4
                • 4.Sd5+
                  • 4...Kc4
                    • 5.Sxe3#
        • 2.Rc6+
          • 2...Kd5
            • 3.Sb6+
              • 3...Kd4
                • 4.Sc4+
                  • 4...Kd5
                    • 5.Sxe3#
                • 4.Sa8+
                  • 4...Kd5
                    • 5.Sc7#

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).