Problem Display
PID: 275566 (1Q6/2R5/3P1p2/K1Np4/pP1k1B2/r2p4/1p1PPbp1/3R2q1 w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Problemist Ukraini, 2023

1Q6/2R5/3P1p2/K1Np4/pP1k1B2/r2p4/1p1PPbp1/3R2q1

#4

10 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.Qe8!
      • threat
        • 2.Be5+
          • 2...fxe5
            • 3.Se6+
              • 3...Ke4
                • 4.Qg6#
      • 1...Kc4
        • 2.exd3+
          • 2...Kd4
            • 3.Qe2
              • threat
                • 4.Se6#
          • 2...Rxd3
            • 3.Qb5+
              • 3...Kd4
                • 4.Qxd3#
      • 1...dxe2
        • 2.Qxe2
          • threat
            • 3.Se6#
          • 2...Re3
            • 3.dxe3+
              • 3...Kc3
                • 4.Qd3#
          • 2...Be3
            • 3.dxe3+
              • 3...Kc3
                • 4.Qd3#
      • 1...Qh2
        • 2.e3+
          • 2...Bxe3
            • 3.Bxe3+
              • 3...Kc4
                • 4.Qb5#
      • 1...Bg3
        • 2.e3+
          • 2...Qxe3
            • 3.Bxe3+
              • 3...Kc4
                • 4.Qb5#

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).