Problem Display
PID: 146784 (3r2q1/rp6/B2p1p2/PP1k1P2/N2p1pP1/P2K1P2/2PbR1N1/7b w - - 0 1)

Grinblat, Arieh

4th Comm., The Problemist, 2012

3r2q1/rp6/B2p1p2/PP1k1P2/N2p1pP1/P2K1P2/2PbR1N1/7b

#4

12 + 11


56 The Problemist 2013

SOLUTION


  • SOUND
  • Keys
    • 1.Re4!
      • threat
        • 2.Rxd4+
          • 2...Ke5
            • 3.Re4+
              • 3...Kd5
                • 4.c4#
      • 1...Qxg4
        • 2.c4+
          • 2...dxc4 ep
            • 3.Sb6+
              • 3...Kc5
                • 4.Rc4#
      • 1...Rc8
        • 2.Sb6+
          • 2...Kc5
            • 3.Sd7+
              • 3...Kd5
                • 4.Rxd4#
      • 1...Be3
        • 2.Sxe3+
          • 2...fxe3
            • 3.Rxd4+
              • 3...Ke5
                • 4.f4#

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).