Problem Display
PID: 33751 (8/8/r1p4N/p4Rpp/3ppBp1/4PkPp/1r1n3n/2N2bK1 w - - 0 1)

Petkov, Petko Andonov

1st Prize, Probleemblad, 1989

8/8/r1p4N/p4Rpp/3ppBp1/4PkPp/1r1n3n/2N2bK1

#5

7 + 14


3840 Petkov Selected Compositions 2000

SOLUTION


  • SOUND
  • Keys
    • 1.Rf6!
      • threat
        • 2.Bxg5+
          • 2...Kxg3
            • 3.Sf5+
              • 3...Kf3
                • 4.Sg7+
                  • 4...Kg3
                    • 5.Sxh5#
      • 1...Ra2
        • 2.Bxg5+
          • 2...Kxg3
            • 3.Sf5+
              • 3...Kf3
                • 4.Sg7+
                  • 4...Kg3
                    • 5.Sxh5#
            • 3.Bf4+
              • 3...Kf3
                • 4.Sf7
                  • threat
                    • 5.Se5#
                    • 5.Sg5#
      • 1...Rb5
        • 2.Be5+
          • 2...Kxe3
            • 3.Sf5+
              • 3...Kf3
                • 4.Sxd4+
                  • 4...Ke3
                    • 5.Sc2#
      • 1...Bb5
        • 2.Bxg5+
          • 2...Kxg3
            • 3.Sf5+
              • 3...Kf3
                • 4.Sg7+
                  • 4...Kg3
                    • 5.Sxh5#
            • 3.Bf4+
              • 3...Kf3
                • 4.Sf7
                  • threat
                    • 5.Se5#
                    • 5.Sg5#
      • 1...Sb1
        • 2.Bxg5+
          • 2...Kxg3
            • 3.Sf5+
              • 3...Kf3
                • 4.Sd6+
                  • 4...Kg3
                    • 5.Sxe4#
                • 4.Sg7+
                  • 4...Kg3
                    • 5.Sxh5#
      • 1...Sb3
        • 2.Bxg5+
          • 2...Kxg3
            • 3.Sf5+
              • 3...Kf3
                • 4.Sd6+
                  • 4...Kg3
                    • 5.Sxe4#
                • 4.Sg7+
                  • 4...Kg3
                    • 5.Sxh5#
      • 1...Sc4
        • 2.Bxg5+
          • 2...Kxg3
            • 3.Sf5+
              • 3...Kf3
                • 4.Sd6+
                  • 4...Kg3
                    • 5.Sxe4#
                • 4.Sg7+
                  • 4...Kg3
                    • 5.Sxh5#
      • 1...h4
        • 2.Bxg5+
          • 2...Kxg3
            • 3.Sf5+
              • 3...Kf3
                • 4.Sxd4+
                  • 4...Kg3
                    • 5.Bf4#
                • 4.Sg7+
                  • 4...Kg3
                    • 5.Sh5#
            • 3.Bf4+
              • 3...Kf3
                • 4.Bxh2+
                  • 4...Kxe3
                    • 5.Sxg4#
      • 1...c5
        • 2.Bd6+
          • 2...Kxe3
            • 3.Sf5+
              • 3...Kf3
                • 4.Se7+
                  • 4...Ke3
                    • 5.Sd5#

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).