Problem Display
PID: 265816 (8/bp2K1p1/q1pN4/P3p3/1Bpk2rp/P3N2R/2PP2P1/8 w - - 0 1)

Marandiuk, Mikhail Nazarovich

1st Prize, 10. World Cup, 2022

8/bp2K1p1/q1pN4/P3p3/1Bpk2rp/P3N2R/2PP2P1/8

#5

10 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.Rf3!
      • threat
        • 2.Sdf5+
          • 2...Ke4
            • 3.d3+
              • 3...cxd3
                • 4.Sd6+
                  • 4...Kd4
                    • 5.c3#
      • 1...Rxg2
        • 2.Bc3+
          • 2...Kc5
            • 3.d4+
              • 3...cxd4 ep
                • 4.Bb4+
                  • 4...Kd4
                    • 5.c3#
      • 1...Rf4
        • 2.Ke6
          • threat
            • 3.Sef5+
              • 3...Rxf5
                • 4.c3#
            • 3.Rxf4+
              • 3...exf4
                • 4.Sef5#
              • 3...e4
                • 4.Sef5#
                • 4.Sdf5#
                • 4.Rxe4#
          • 2...Rf6+
            • 3.Rxf6
              • threat
                • 4.Sef5#
              • 3...g6
                • 4.Rxg6
                  • threat
                    • 5.Sef5#
          • 2...Rxf3
            • 3.gxf3
              • threat
                • 4.Sef5#
                • 4.Sdf5#
              • 3...g6
                • 4.Sef5+
                  • 4...gxf5
                    • 5.Sxf5#
                • 4.Sdf5+
                  • 4...gxf5
                    • 5.Sxf5#
      • 1...Rg5
        • 2.Bc3+
          • 2...Kc5
            • 3.d4+
              • 3...cxd4 ep
                • 4.Bb4+
                  • 4...Kd4
                    • 5.c3#
      • 1...Rg6
        • 2.Bc3+
          • 2...Kc5
            • 3.d4+
              • 3...cxd4 ep
                • 4.Bb4+
                  • 4...Kd4
                    • 5.c3#
      • 1...Bb8
        • 2.Sef5+
          • 2...Kd5
            • 3.Rd3+
              • 3...cxd3
                • 4.Se3+
                  • 4...Kd4
                    • 5.c3#

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).