Problem Display
PID: 86427 (6B1/2N5/1p2P3/pP2kp1P/p4n1Q/p2P3p/P2K1P1P/8 w - - 0 1)

Rudenko, Valentin Fedorovich

1st Prize, Nestorescu-70 JT (Buletin Problemistic), 1999-2000

6B1/2N5/1p2P3/pP2kp1P/p4n1Q/p2P3p/P2K1P1P/8

#3

11 + 8


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Sg2
      • 2.d4+
        • 2...Kd6
          • 3.Qd8#
    • 1...Sd5
      • 2.d4+
        • 2...Kd6
          • 3.Se8#
          • 3.Qd8#
    • 1...Sxh5
      • 2.d4+
        • 2...Kd6
          • 3.Qd8#
    • 1...Sg6
      • 2.d4+
        • 2...Kd6
          • 3.Qd8#
  • Keys
    • 1.Se8!
      • 1...Kd4
        • 2.Qxf4+
          • 2...Kc5
            • 3.Qc4#
          • 2...Kd5
            • 3.Qd6#
      • 1...Kd5
        • 2.Qxf4
          • 2...Kc5
            • 3.Qc4#
      • 1...Sxd3
        • 2.Kxd3
          • threat
            • 3.Qd4#
          • 2...Kd5
            • 3.Qd4#
          • 2...f4
            • 3.Qg5#
      • 1...Sxh5
        • 2.d4+
          • 2...Kd5
            • 3.e7#
      • 1...Sxe6
        • 2.Qc4
          • 2...Sd4
            • 3.Qc7#
          • 2...f4
            • 3.Qe4#
          • 2...Sf4
            • 3.Qc3#
          • 2...Sc5
            • 3.f4#
          • 2...Sg5
            • 3.f4#
          • 2...Sc7
            • 3.f4#
          • 2...Sg7
            • 3.f4#
          • 2...Sd8
            • 3.f4#
          • 2...Sf8
            • 3.f4#
      • 1...Se2
        • 2.e7
          • 2...Sf4
            • 3.Qf6#
          • 2...f4
            • 3.Qf6#
          • 2...Sc1
            • 3.d4#
          • 2...Sg1
            • 3.d4#
          • 2...Sc3
            • 3.d4#
          • 2...Sg3
            • 3.d4#
          • 2...Sd4
            • 3.f4#
      • 1...Sg2
        • 2.d4+
          • 2...Kd5
            • 3.e7#
      • 1...Sg6
        • 2.d4+
          • 2...Kd5
            • 3.e7#

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).