Problem Display
PID: 35148 (8/1r1p4/6p1/n1p3K1/2NkB2R/3P1pN1/b2P1p2/2B5 w - - 0 1)

Gamza, Grigory Stepanovich

3rd Comm., Phenix, 1990

8/1r1p4/6p1/n1p3K1/2NkB2R/3P1pN1/b2P1p2/2B5

#4

8 + 9


3713 Snap 2001

SOLUTION


  • SOUND
  • Keys
    • 1.Kf6!
      • threat
        • 2.Bxg6+
          • 2...Kd5
            • 3.Be4+
              • 3...Kd4
                • 4.Sf5#
      • 1...Rb6+
        • 2.Sxb6
          • threat
            • 3.Bb2#
            • 3.Bf5#
            • 3.Bxg6#
          • 2...c4
            • 3.Ba3
              • threat
                • 4.Bf5#
                • 4.Bxg6#
              • 3...g5
                • 4.Sf5#
      • 1...Bxc4
        • 2.Bxb7+
          • 2...Kxd3
            • 3.Be4+
              • 3...Kd4
                • 4.Bb2#
      • 1...Sxc4
        • 2.Bxf3+
          • 2...Kxd3
            • 3.Be4+
              • 3...Kd4
                • 4.Se2#

Anticipated by 20368(1970)

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).