Problem Display
PID: 191264 (8/3r4/4QpR1/1p1P1P2/3kp2r/2R5/5P2/3KB3 w - - 0 1)

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

3rd HM., Probleemblad, 2015

8/3r4/4QpR1/1p1P1P2/3kp2r/2R5/5P2/3KB3

#4

8 + 6


102 Probleemblad 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Rgg3!
      • threat
        • 2.Rc4+
          • 2...Kxc4
            • 3.Qc6+
              • 3...Kd4
                • 4.Bc3#
          • 2...bxc4
            • 3.Bc3+
              • 3...Kc5
                • 4.Qc6#
      • 1...Rh1
        • 2.Rcd3+
          • 2...exd3
            • 3.Rg4+
              • 3...Kc5
                • 4.Qc6#
      • 1...Rd6
        • 2.Rgd3+
          • 2...exd3
            • 3.Qe3+
              • 3...Kxd5
                • 4.Rc5#
      • 1...Rc7
        • 2.Qxf6+
          • 2...Kxd5
            • 3.Qe6+
              • 3...Kd4
                • 4.Qd6#
      • 1...b4
        • 2.Qxf6+
          • 2...Kxd5
            • 3.Qe6+
              • 3...Kd4
                • 4.Rc4#

FEATURES


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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).