Problem Display
PID: 187586 (2BRr3/p3n3/qb3R2/PN3PPp/1P1PkP2/1K1Np1B1/2P1P3/3n3b w - - 0 1)

Bourd, Evgeny

Grinblat, Arieh

Sp. Prize, Selivanov-50 JT, 2017

2BRr3/p3n3/qb3R2/PN3PPp/1P1PkP2/1K1Np1B1/2P1P3/3n3b

#5

15 + 10


56 The Problemist 2018

SOLUTION


  • SOUND
  • Keys
    • 1.c4!
      • threat
        • 2.Bb7+
          • 2...Qxb7
            • 3.Sd6+
              • 3...Kxd4
                • 4.Se1
                  • threat
                    • 5.Sc2#
                  • 4...Qe4
                    • 5.Sb5#
                  • 4...Be4
                    • 5.Sb5#
      • 1...Qxb5
        • 2.Re6+
          • 2...Kxf5
            • 3.Rxe7+
              • 3...Qd7
                • 4.Bxd7+
                  • 4...Kg6
                    • 5.Se5#
      • 1...Qxc8
        • 2.Sd6+
          • 2...Kxd4
            • 3.Sb5+
              • 3...Ke4
                • 4.Rd4+
                  • 4...Bxd4
                    • 5.Sd6#
      • 1...Rxd8
        • 2.Re6+
          • 2...Kxf5
            • 3.Rf6+
              • 3...Ke4
                • 4.Bf5+
                  • 4...Sxf5
                    • 5.Re6#
      • 1...Bg2
        • 2.Bb7+
          • 2...Qxb7
            • 3.Sd6+
              • 3...Kxd4
                • 4.Se1
                  • threat
                    • 5.Sc2#
                  • 4...Qe4
                    • 5.Sb5#
                  • 4...Be4
                    • 5.Sb5#

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).