Problem Display
PID: 218948 (2R1R2n/3p4/1K1k2p1/2p1p3/1p2P3/b2P1p2/n3PrN1/2Bb3r w - - 0 1)

Ahlheim, Karl-Heinz

3rd Comm., Die Schwalbe, 1990

2R1R2n/3p4/1K1k2p1/2p1p3/1p2P3/b2P1p2/n3PrN1/2Bb3r

#5

8 + 13


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Bf4!
      • threat
        • 2.Bxe5#
      • 1...exf4
        • 2.e5+
          • 2...Kd5
            • 3.Rxc5+
              • 3...Kd4
                • 4.Rc4+
                  • 4...Kd5
                    • 5.Sxf4#
      • 1...Rh5
        • 2.Se3
          • threat
            • 3.Sc4#
          • 2...Bb3
            • 3.Sf5+
              • 3...Rxf5
                • 4.Be3
                  • threat
                    • 5.Bxc5#
                  • 4...c4
                    • 5.Bc5#
      • 1...Bb2
        • 2.Rxc5
          • threat
            • 3.Rd5#
          • 2...Bb3
            • 3.Rcxe5
              • threat
                • 4.Rd5#
                • 4.R5e6#
              • 3...Bd4+
                • 4.Rc5+
                  • 4...Be5
                    • 5.Bxe5#
      • 1...Sf7
        • 2.Be3
          • threat
            • 3.Bxc5#
          • 2...b3
            • 3.Bh6
              • threat
                • 4.Bf8#
              • 3...Rxh6
                • 4.Se3
                  • threat
                    • 5.Sc4#
                  • 4...c4
                    • 5.Sxc4#
              • 3...Sxh6
                • 4.Se3
                  • threat
                    • 5.Sc4#
                  • 4...c4
                    • 5.Sxc4#

FEATURES


NOT CLASSIFIED


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).