Problem Display
PID: 61260 (8/4b3/6p1/4P3/1P2K3/3rN3/3PkB2/3R1R2 w - - 0 1)

Becker, Richard

4th HM., StrateGems, 2005

8/4b3/6p1/4P3/1P2K3/3rN3/3PkB2/3R1R2

#4

8 + 4


145 StrateGems 2006

SOLUTION


  • SOUND
  • Keys
    • 1.Be1!
      • threat
        • 2.Rf2#
      • 1...Rxe3+
        • 2.dxe3
          • 2...Kxd1
            • 3.Kd3
              • threat
                • 4.Bd2#
                • 4.Bf2#
                • 4.Bc3#
                • 4.Bg3#
                • 4.Bh4#
              • 3...Kc1
                • 4.Bc3#
          • 2...Kxf1
            • 3.Kf3
              • threat
                • 4.Bd2#
                • 4.Bf2#
                • 4.Bc3#
                • 4.Bg3#
                • 4.Bh4#
              • 3...Kg1
                • 4.Bg3#
          • 2...Bxb4
            • 3.Bxb4
              • 3...g5
                • 4.Rde1#
          • 2...Bh4
            • 3.Bxh4
              • 3...g5
                • 4.Rfe1#
          • 2...Bc5
            • 3.Bc3
              • threat
                • 4.Rde1#
          • 2...Bg5
            • 3.Bg3
              • threat
                • 4.Rfe1#
          • 2...Bd6
            • 3.Bc3
              • threat
                • 4.Rde1#
          • 2...Bf6
            • 3.Bg3
              • threat
                • 4.Rfe1#
          • 2...Bd8
            • 3.Bg3
              • threat
                • 4.Rfe1#
          • 2...Bf8
            • 3.Bc3
              • threat
                • 4.Rde1#
          • 2...g5
            • 3.Bc3
              • threat
                • 4.Rde1#
      • 1...Rd4+
        • 2.Kxd4
          • threat
            • 3.Rf2#
          • 2...Bc5+
            • 3.bxc5
              • 3...g5
                • 4.Rf2#
          • 2...Bh4
            • 3.Bxh4
              • 3...g5
                • 4.Rf2#
      • 1...Bh4
        • 2.Bxh4
          • threat
            • 3.Rfe1#
            • 3.Rf2#
          • 2...Rxe3+
            • 3.dxe3
              • 3...g5
                • 4.Rfe1#
          • 2...Rd4+
            • 3.Kxd4
              • 3...g5
                • 4.Rf2#

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).