Problem Display
PID: 260122 (8/2K1Qp1q/3NpP2/4k1PB/2p1P3/p1pb3N/2p1p3/8 w - - 0 1)

Makaronets, Leonid

Volchek, Viktor Fedorovich

SuperProblem, 2017

8/2K1Qp1q/3NpP2/4k1PB/2p1P3/p1pb3N/2p1p3/8

#4

8 + 10


6490 yacpdb 2022

SOLUTION


  • SOUND
  • Keys
    • 1.Qd7!
      • threat
        • 2.Qb5+
          • 2...Kd4
            • 3.Qb6+
              • 3...Ke5
                • 4.Qc5#
      • 1...Kd4
        • 2.Sf5+
          • 2...Kxe4
            • 3.Qd4+
              • 3...Kxf5
                • 4.Qf4#
          • 2...Kc5
            • 3.Sd4
              • threat
                • 4.Qd6#
              • 3...Kb4
                • 4.Qb5#
      • 1...Qxe4
        • 2.Sxf7+
          • 2...Kf5
            • 3.Sh6+
              • 3...Ke5
                • 4.Qd6#
      • 1...Bxe4
        • 2.Sxc4+
          • 2...Kf5
            • 3.Se3+
              • 3...Ke5
                • 4.Qd6#
      • 1...Qf5
        • 2.Sxf5
          • threat
            • 3.Qd4#
          • 2...Kxe4
            • 3.Qd4+
              • 3...Kxf5
                • 4.Qf4#
          • 2...Bxe4
            • 3.Qd6+
              • 3...Kxf5
                • 4.Qf4#

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).