Problem Display
PID: 148881 (1bK4n/ppP3Nb/n2pP2p/3pk3/3p3Q/8/N2P1P2/8 w - - 0 1)

Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)

Wiener Mode, 1907

1bK4n/ppP3Nb/n2pP2p/3pk3/3p3Q/8/N2P1P2/8

#3

8 + 11


14986 White-Hume Collection 2013

SOLUTION


  • SOUND
  • Sets
    • 1...Be4
      • 2.f4#
    • 1...Sb4
      • 2.cxb8S
        • threat
          • 3.Sd7#
  • Tries
    • 1.Sc3?
      • threat
        • 2.f4#
      • 1...d3
        • 2.Se2
          • threat
            • 3.Qd4#
            • 3.Qf4#
          • 2...dxe2
            • 3.d4#
          • 2...d4
            • 3.Qxd4#
        • 2.Sb5
          • threat
            • 3.Qd4#
          • 2...d4
            • 3.Qxd4#
          • 2...Be4
            • 3.f4#
      • 1...Sg6!
    • 1.Qg3+?
      • 1...Ke4
        • 2.d3#
      • 1...Kf6!
    • 1.Qf6+?
      • 1...Ke4
        • 2.Sc1
          • threat
            • 3.d3#
            • 3.f3#
          • 2...Bf5
            • 3.Qxf5#
      • 1...Kxf6!
  • Keys
    • 1.Sb4!
      • threat
        • 2.Qg3+
          • 2...Ke4
            • 3.d3#
            • 3.f3#
          • 2...Kf6
            • 3.Sxd5#
      • 1...Sxb4
        • 2.cxb8S
          • threat
            • 3.Sd7#
      • 1...Sxc7
        • 2.Kxb7
          • threat
            • 3.Sc6#
      • 1...Bb1
        • 2.Qg3+
          • 2...Ke4
            • 3.f3#
          • 2...Kf6
            • 3.Sxd5#
      • 1...Bc2
        • 2.Sxc2
          • threat
            • 3.Qxd4#
          • 2...d3
            • 3.Qd4#
        • 2.Qg3+
          • 2...Ke4
            • 3.f3#
          • 2...Kf6
            • 3.Sxd5#
      • 1...Bg6
        • 2.d3
          • threat
            • 3.f4#
          • 2...Bxd3
            • 3.Sxd3#
      • 1...Sc5
        • 2.Qg3+
          • 2...Ke4
            • 3.f3#
          • 2...Kf6
            • 3.Sxd5#
      • 1...d3
        • 2.Sc2
          • threat
            • 3.Qd4#
          • 2...dxc2
            • 3.d4#
          • 2...d4
            • 3.Qxd4#
          • 2...Be4
            • 3.f4#

FEATURES


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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).