Problem Display
PID: 115413 (8/2R5/p2pbp2/P2k1p2/2pN1P2/5K2/2P5/b1Q1N3 w - - 0 1)

Burmeister, Albert M

Shakhmatny Zhurnal, 1901

8/2R5/p2pbp2/P2k1p2/2pN1P2/5K2/2P5/b1Q1N3

#3

8 + 8


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Kxd4
      • 2.Qd2#
  • Keys
    • 1.Qa3!
      • threat
        • 2.Qb4
          • threat
            • 3.Qxc4#
          • 2...Kxd4
            • 3.Qd2#
          • 2...c3
            • 3.Qc4#
      • 1...Kxd4
        • 2.Qxa1+
          • 2...Kd5
            • 3.Qd1#
          • 2...c3
            • 3.Qd1#
      • 1...Bxd4
        • 2.Qd3
          • threat
            • 3.Qxc4#
          • 2...cxd3
            • 3.c4#
          • 2...c3
            • 3.Qc4#
      • 1...Bc3
        • 2.Qxc3
          • threat
            • 3.Qxc4#
      • 1...Bd7
        • 2.Qc5+
          • 2...dxc5
            • 3.Rxd7#
      • 1...Bf7
        • 2.Qc5+
          • 2...dxc5
            • 3.Rd7#
      • 1...Bc8
        • 2.Rc6
          • threat
            • 3.Rxd6#
            • 3.Qxd6#
          • 2...Kxd4
            • 3.Rxd6#
        • 2.Qb4
          • threat
            • 3.Qxc4#
          • 2...Kxd4
            • 3.Qd2#
            • 3.Qxc4#
          • 2...c3
            • 3.Qc4#
        • 2.Qa2
          • threat
            • 3.Qxc4#
          • 2...Kxd4
            • 3.Qxc4#
        • 2.Qa4
          • threat
            • 3.Qxc4#
          • 2...Kxd4
            • 3.Qxc4#
          • 2...c3
            • 3.Qc4#
      • 1...c3
        • 2.Ke3
          • threat
            • 3.Qa2#
            • 3.Qb3#
        • 2.Se2
          • threat
            • 3.Qa2#
            • 3.Qb3#
        • 2.Qb4
          • threat
            • 3.Qc4#
        • 2.Qa4
          • threat
            • 3.Qc4#

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).