Problem Display
PID: 119644 (1R2N3/3pk2n/1p2P3/1p4p1/1b4p1/8/Q3K3/8 w - - 0 1)

Nikitin, Aleksandr Olegovich

Molodoi Leninets, 1986

1R2N3/3pk2n/1p2P3/1p4p1/1b4p1/8/Q3K3/8

#3

5 + 8


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...dxe6
      • 2.Qa7+
        • 2...Kf8
          • 3.Sd6#
          • 3.Sf6#
          • 3.Sg7#
          • 3.Qg7#
  • Keys
    • 1.exd7!
      • threat
        • 2.d8S
          • threat
            • 3.Qf7#
          • 2...Kd7
            • 3.Qe6#
          • 2...Kxe8
            • 3.Qf7#
          • 2...Kf8
            • 3.Qf7#
      • 1...Kxd7
        • 2.Rb7+
          • 2...Kc6
            • 3.Rc7#
          • 2...Kc8
            • 3.Qa8#
          • 2...Kd8
            • 3.Qa8#
          • 2...Kxe8
            • 3.Qa8#
      • 1...Kf8
        • 2.d8S
          • threat
            • 3.Qf7#
          • 2...Ke7
            • 3.Qf7#
          • 2...Kxe8
            • 3.Qf7#
      • 1...Bc3
        • 2.d8Q+
          • 2...Kf8
            • 3.Qd6#
        • 2.d8S
          • threat
            • 3.Qf7#
          • 2...Kd7
            • 3.Qe6#
            • 3.Qf7#
          • 2...Kxe8
            • 3.Qf7#
          • 2...Kf8
            • 3.Qf7#
      • 1...Be1
        • 2.d8Q+
          • 2...Kf8
            • 3.Qd6#
        • 2.d8S
          • threat
            • 3.Qf7#
          • 2...Kd7
            • 3.Qe6#
            • 3.Qf7#
          • 2...Kxe8
            • 3.Qf7#
          • 2...Kf8
            • 3.Qf7#
      • 1...Bd2
        • 2.d8Q+
          • 2...Kf8
            • 3.Qd6#
        • 2.d8S
          • threat
            • 3.Qf7#
          • 2...Kd7
            • 3.Qe6#
            • 3.Qf7#
          • 2...Kxe8
            • 3.Qf7#
          • 2...Kf8
            • 3.Qf7#
      • 1...Ba5
        • 2.d8Q+
          • 2...Kf8
            • 3.Qd6#
        • 2.d8S
          • threat
            • 3.Qf7#
          • 2...Kd7
            • 3.Qe6#
            • 3.Qf7#
          • 2...Kxe8
            • 3.Qf7#
          • 2...Kf8
            • 3.Qf7#
      • 1...Bd6
        • 2.d8Q+
          • 2...Kf8
            • 3.Qxd6#
      • 1...Sf6
        • 2.d8Q+
          • 2...Kf8
            • 3.Qxf6#

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).