Problem Display
PID: 236743 (1Q3B2/3K1pN1/ppp5/1k1p4/1b6/1P1pP3/p1nP2P1/rb2n3 w - - 0 1)

Feoktistov, Aleksandr Fedorovich

2nd HM., Vserossiyski Konkurs, 1972

1Q3B2/3K1pN1/ppp5/1k1p4/1b6/1P1pP3/p1nP2P1/rb2n3

#5

8 + 13


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Kc7!
      • threat
        • 2.Qxb6#
      • 1...Ba5
        • 2.Qe8
          • threat
            • 3.Qxc6#
          • 2...Sb4
            • 3.Sf5
              • threat
                • 4.Sd4#
              • 3...Sec2
                • 4.Qxf7
                  • 4...Sxe3
                    • 5.Sd4#
                  • 4...Se1
                    • 5.Sd4#
                  • 4...Sa3
                    • 5.Sd4#
                  • 4...Sd4
                    • 5.Sxd4#
                  • 4...d4
                    • 5.Qc4#
                  • 4...c5
                    • 5.Sd6#
              • 3...Sf3
                • 4.gxf3
                  • threat
                    • 5.Sd4#
                  • 4...Sc2
                    • 5.Qxc6#
                  • 4...d4
                    • 5.Sxd4#
          • 2...Sd4
            • 3.exd4
              • threat
                • 4.Qxc6#
              • 3...Bxd2
                • 4.Qxc6+
                  • 4...Ka5
                    • 5.Qa4#
                    • 5.Qxb6#
              • 3...Bc3
                • 4.Qxc6+
                  • 4...Ka5
                    • 5.Qa4#
                    • 5.Qxb6#
              • 3...Bb4
                • 4.Qxc6+
                  • 4...Ka5
                    • 5.Qa4#
                    • 5.Qxb6#

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).