Problem Display
PID: 261696 (8/1Np1Qp2/5Prn/B4P2/2Pk4/6pr/8/nK3Bb1 w - - 0 1)

Makaronets, Leonid

Sachove umeni (Ceskoslovensky sach), 2020

8/1Np1Qp2/5Prn/B4P2/2Pk4/6pr/8/nK3Bb1

#3

8 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...Rg5
      • 2.Sd8
        • threat
          • 3.Sc6#
        • 2...c6
          • 3.Sxc6#
    • 1...Rg7
      • 2.Sd8
        • threat
          • 3.Sc6#
        • 2...c6
          • 3.Sxc6#
    • 1...c5
      • 2.Sd6
        • threat
          • 3.Sb5#
          • 3.Qe4#
  • Tries
    • 1.Sd6?
      • threat
        • 2.Sb5#
      • 1...Kc5
        • 2.Sb5+
          • 2...Kc6
            • 3.Bg2#
            • 3.Qxc7#
        • 2.Sxf7+
          • 2...Kd4
            • 3.Qe5#
          • 2...Kc6
            • 3.Sd8#
            • 3.Bg2#
            • 3.Qxc7#
        • 2.Qe4
          • threat
            • 3.Sb7#
            • 3.Qd5#
          • 2...Kxd6
            • 3.Qd5#
      • 1...c6
        • 2.Qe4+
          • 2...Kc5
            • 3.Sb7#
            • 3.Qe5#
      • 1...cxd6!
    • 1.Sd8?
      • threat
        • 2.Sc6#
      • 1...c6
        • 2.Sxc6#
      • 1...Rxf6!
    • 1.Bd2?
      • threat
        • 2.Qc5+
          • 2...Ke4
            • 3.Qd5#
      • 1...c5
        • 2.Sd6
          • threat
            • 3.Sb5#
            • 3.Qe4#
        • 2.Qxc5+
          • 2...Ke4
            • 3.Qd5#
        • 2.Qd6+
          • 2...Ke4
            • 3.Qf4#
            • 3.Qd5#
      • 1...c6
        • 2.Qd6+
          • 2...Ke4
            • 3.Qf4#
      • 1...Sb3!
  • Keys
    • 1.Sc5!
      • threat
        • 2.Qe4+
          • 2...Kxc5
            • 3.Qd5#
      • 1...Rh4
        • 2.Sa4
          • threat
            • 3.Bc3#
          • 2...Re4
            • 3.Qc5#
      • 1...Rg4
        • 2.Sd7
          • threat
            • 3.Qe5#
          • 2...Re4
            • 3.Qc5#
      • 1...c6
        • 2.Qe4+
          • 2...Kxc5
            • 3.Qe5#

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).