Problem Display
PID: 259645 (2K1N2b/1p2p2p/8/Pp2pp2/1N1pk2P/1QRR4/2PP1pb1/6r1 w - - 0 1)

Krasichenok, Viacheslav Ivanovich

Varitsky, Aleksandr Nikolaevich

Volchek, Viktor Fedorovich

1st Place, Match: Belarus - Donbass, 2017

2K1N2b/1p2p2p/8/Pp2pp2/1N1pk2P/1QRR4/2PP1pb1/6r1

#4

10 + 12


6490 yacpdb 2022

SOLUTION


  • SOUND
  • Keys
    • 1.Qe6!
      • threat
        • 2.Rxd4+
          • 2...Kxd4
            • 3.Qb6+
              • 3...Ke4
                • 4.Qe3#
      • 1...Kf4
        • 2.Qh6+
          • 2...Ke4
            • 3.Re3+
              • 3...dxe3
                • 4.Qxe3#
      • 1...dxc3
        • 2.Re3+
          • 2...Kd4
            • 3.Qb3
              • threat
                • 4.Qxc3#
              • 3...Kc5
                • 4.Qxc3#
              • 3...cxd2
                • 4.Qc3#
          • 2...Kf4
            • 3.Qh6+
              • 3...Kg4
                • 4.Qg5#
      • 1...f1S
        • 2.Rf3
          • threat
            • 3.Qd5#
            • 3.Qxf5#
          • 2...Bxf3
            • 3.Qd5+
              • 3...Kf4
                • 4.Qxf3#
          • 2...Se3
            • 3.Rcxe3+
              • 3...dxe3
                • 4.Qd5#
          • 2...f4
            • 3.Sd5
              • threat
                • 4.Rxf4#
              • 3...Bxf3
                • 4.d3#
      • 1...Re1
        • 2.Qd5+
          • 2...Kf4
            • 3.Qxg2
              • threat
                • 4.Sd5#
                • 4.Qf3#
              • 3...e4
                • 4.Qg3#
      • 1...f4
        • 2.Rxd4+
          • 2...Kxd4
            • 3.Qd7+
              • 3...Ke4
                • 4.Qd3#
              • 3...Bd5
                • 4.Qxd5#
      • 1...b6
        • 2.Rxd4+
          • 2...Kxd4
            • 3.Qxb6+
              • 3...Ke4
                • 4.Qe3#

FEATURES


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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).