Problem Display
PID: 280450 (8/5RB1/8/P7/3Nk3/4p3/4K3/8 w - - 0 1)

Petrasinovic, Petrasin

Zadachi i Etyudi, 2024

8/5RB1/8/P7/3Nk3/4p3/4K3/8

#5

5 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.Bf6!
      • threat
        • 2.Bg7
          • 2...Kd5
            • 3.Kd3
              • threat
                • 4.Rd7+
                  • 4...Kc5
                    • 5.Bf8#
                • 4.Bf8
                  • threat
                    • 5.Rf5#
                  • 4...Ke5
                    • 5.Rf5#
              • 3...Kc5
                • 4.Bf8+
                  • 4...Kd5
                    • 5.Rf5#
              • 3...Kd6
                • 4.Bf8+
                  • 4...Kd5
                    • 5.Rf5#
                  • 4...Ke5
                    • 5.Rf5#
      • 1...Kf4
        • 2.Rg7
          • 2...Ke4
            • 3.Rg5
              • 3...Kf4
                • 4.Se6+
                  • 4...Ke4
                    • 5.Re5#
      • 1...Kd5
        • 2.Kd3
          • threat
            • 3.Rd7+
              • 3...Kc5
                • 4.Be7#
            • 3.Be7
              • threat
                • 4.Rf5#
              • 3...Ke5
                • 4.Rf5#
          • 2...Kd6
            • 3.Bg7
              • threat
                • 4.Bf8+
                  • 4...Kd5
                    • 5.Rf5#
                  • 4...Ke5
                    • 5.Rf5#
              • 3...Kc5
                • 4.Bf8+
                  • 4...Kd5
                    • 5.Rf5#
              • 3...Kd5
                • 4.Rd7+
                  • 4...Kc5
                    • 5.Bf8#
                • 4.Bf8
                  • threat
                    • 5.Rf5#
                  • 4...Ke5
                    • 5.Rf5#

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).