Problem Display
PID: 202916 (8/4R2Q/7p/3ppNBP/p1P1kp1R/3p4/3b2K1/qn4n1 w - - 0 1)

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

Zadachi i Etyudi, 2016

8/4R2Q/7p/3ppNBP/p1P1kp1R/3p4/3b2K1/qn4n1

#4

8 + 11


SOLUTION


  • SOUND
  • Keys
    • 1.Qf7!
      • threat
        • 2.Qxd5+
          • 2...Kxf5
            • 3.Rf7+
              • 3...Kxg5
                • 4.Qd8#
      • 1...dxc4
        • 2.Sd6+
          • 2...Ke3
            • 3.Qxf4+
              • 3...Ke2
                • 4.Qf1#
          • 2...Kd4
            • 3.Qxc4+
              • 3...Ke3
                • 4.Qe4#
      • 1...Qd4
        • 2.Sg3+
          • 2...Ke3
            • 3.Bxf4+
              • 3...Qxf4
                • 4.Qxf4#
      • 1...Sc3
        • 2.Rxe5+
          • 2...Kxe5
            • 3.Qf6+
              • 3...Ke4
                • 4.Qe6#

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).