Problem Display
PID: 139610 (n6B/p5rq/2B1PNp1/N7/n1RPPPR1/K3k2r/2P1p1P1/4Qb2 w - - 0 1)

Grinblat, Arieh

Rochade Europa, 2011

n6B/p5rq/2B1PNp1/N7/n1RPPPR1/K3k2r/2P1p1P1/4Qb2

#4

14 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.Rb4!
      • threat
        • 2.Rb3+
          • 2...Sc3
            • 3.Rxc3+
              • 3...Kxd4
                • 4.Sb3#
      • 1...Rb7
        • 2.Sd5+
          • 2...Kxe4+
            • 3.Se3+
              • 3...Kxe3
                • 4.Sc4#
      • 1...Sb2
        • 2.Rb3+
          • 2...Kxd4
            • 3.Qf2+
              • 3...Re3
                • 4.Qxe3#
            • 3.Qb4+
              • 3...Sc4+
                • 4.Qxc4#
      • 1...Sc3
        • 2.Sc4+
          • 2...Kxd4
            • 3.Qf2+
              • 3...Re3
                • 4.Qxe3#
      • 1...Sc5
        • 2.Sc4+
          • 2...Kxd4+
            • 3.Se3+
              • 3...Kxe3
                • 4.Sd5#
      • 1...S4b6
        • 2.Rb3+
          • 2...Kxd4
            • 3.Qf2+
              • 3...Re3
                • 4.Qxe3#
            • 3.Qb4+
              • 3...Sc4+
                • 4.Qxc4#
      • 1...S8b6
        • 2.Rb3+
          • 2...Kxd4
            • 3.Qf2+
              • 3...Re3
                • 4.Qxe3#
            • 3.Qb4+
              • 3...Sc4+
                • 4.Qxc4#
          • 2...Sc3
            • 3.Rxc3+
              • 3...Kxd4
                • 4.Sb3#

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).