Problem Display
PID: 252008 (1n3q2/3p1pb1/3Pp2p/4R1PP/5k1N/1P1p1P1b/1B1P3K/3B4 w - - 0 1)

Zelepukhin, Nikolai Pavlovich

4th Prize, CSTV, 1965

1n3q2/3p1pb1/3Pp2p/4R1PP/5k1N/1P1p1P1b/1B1P3K/3B4

#4

11 + 10


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Bd4!
      • threat
        • 2.Re4+
          • 2...Kxg5
            • 3.f4+
              • 3...Kxh4
                • 4.Bf2#
        • 2.Kxh3
          • threat
            • 3.Sg2#
          • 2...f5
            • 3.gxf5 ep
              • threat
                • 4.Sg2#
                • 4.Sg6#
      • 1...Qxd6
        • 2.Be3+
          • 2...Kxe5
            • 3.f4+
              • 3...Ke4
                • 4.Bf3#
              • 3...Kd5
                • 4.Bf3#
      • 1...Bf5
        • 2.Rxf5+
          • 2...exf5
            • 3.Sg2+
              • 3...Kxg5
                • 4.f4#
      • 1...f5
        • 2.Rxe6
          • threat
            • 3.Be3#
          • 2...Kxg5
            • 3.f4+
              • 3...Kxf4
                • 4.Be3#
              • 3...Kxh4
                • 4.Bf2#
          • 2...Bxd4
            • 3.Sg6+
              • 3...Kxg5
                • 4.f4#
          • 2...dxe6
            • 3.Sg6+
              • 3...Kxg5
                • 4.f4#

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).