Problem Display
PID: 143980 (8/8/p7/5N1K/1k6/2N5/Q4Bp1/5b2 w - - 0 1)

Berg, Ludwig

Tidskrift for Schack, 1909

8/8/p7/5N1K/1k6/2N5/Q4Bp1/5b2

#3

5 + 4


  • SOUND
  • Sets
    • 1...Bd3
      • 2.Qb2+
        • 2...Kc4
          • 3.Sd6#
        • 2...Ka5
          • 3.Bb6#
          • 3.Qa3#
          • 3.Qb6#
    • 1...Bb5
      • 2.Sd5#
  • Tries
    • 1.Bd4?
      • threat
        • 2.Qa4#
      • 1...Bb5
        • 2.Sd5#
      • 1...Be2+!
    • 1.Qb3+?
      • 1...Ka5
        • 2.Bb6#
        • 2.Qa4#
        • 2.Qa3#
        • 2.Qb6#
      • 1...Kxb3!
    • 1.Qb2+?
      • 1...Ka5
        • 2.Bb6#
        • 2.Qa3#
        • 2.Qb6#
      • 1...Kc4!
  • Keys
    • 1.Sd4!
      • threat
        • 2.Qb3+
          • 2...Ka5
            • 3.Sc6#
          • 2...Kc5
            • 3.Se4#
      • 1...Be2+
        • 2.Sdxe2
          • threat
            • 3.Qa4#
      • 1...Kxc3
        • 2.Qb3+
          • 2...Kd2
            • 3.Qc2#
      • 1...Kc5
        • 2.Sdb5+
          • 2...Kb4
            • 3.Qa4#
          • 2...Kc6
            • 3.Qd5#
      • 1...Bd3
        • 2.Sc6+
          • 2...Kxc3
            • 3.Be1#
            • 3.Bd4#
      • 1...Bc4
        • 2.Qa5+
          • 2...Kxa5
            • 3.Sc6#
      • 1...Bb5
        • 2.Sdxb5
          • threat
            • 3.Qa4#
          • 2...axb5
            • 3.Sd5#
      • 1...a5
        • 2.Qb3+
          • 2...Kc5
            • 3.Se4#


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).