Problem Display
PID: 127032 (6K1/k7/NpB5/1P4B1/4p3/R3p3/2n3p1/8 w - - 0 1)

Karpov, Valery N

2nd Prize, Shakhmaty, 1965

6K1/k7/NpB5/1P4B1/4p3/R3p3/2n3p1/8

#5

6 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Rd3!
      • threat
        • 2.Rd7#
      • 1...exd3
        • 2.Bf4
          • threat
            • 3.Bb8#
          • 2...g1Q+
            • 3.Kh7
              • threat
                • 4.Bb8#
              • 3...Qh2+
                • 4.Bxh2
                  • threat
                    • 5.Bb8#
              • 3...Qh1+
                • 4.Bxh1
                  • threat
                    • 5.Bb8#
              • 3...Qg6+
                • 4.Kxg6
                  • threat
                    • 5.Bb8#
              • 3...Qg7+
                • 4.Kxg7
                  • threat
                    • 5.Bb8#
              • 3...Qg8+
                • 4.Kxg8
                  • threat
                    • 5.Bb8#
              • 3...Qg3
                • 4.Bxg3
                  • threat
                    • 5.Bb8#
          • 2...g1R+
            • 3.Kh7
              • threat
                • 4.Bb8#
              • 3...Rh1+
                • 4.Bxh1
                  • threat
                    • 5.Bb8#
              • 3...Rg7+
                • 4.Kxg7
                  • threat
                    • 5.Bb8#
              • 3...Rg8
                • 4.Kxg8
                  • threat
                    • 5.Bb8#
            • 3.Kh8
              • threat
                • 4.Bb8#
              • 3...Rh1+
                • 4.Bxh1
                  • threat
                    • 5.Bb8#
              • 3...Rg8+
                • 4.Kxg8
                  • threat
                    • 5.Bb8#

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).