Problem Display
PID: 37273 (8/7K/4P3/3PPQ2/2Pk1P2/N2p2P1/1P1P4/3B4 w - - 0 1)

Kraemer, Adolf Herrmann Rudolf Ferdinand

Schach, 1954

8/7K/4P3/3PPQ2/2Pk1P2/N2p2P1/1P1P4/3B4

#3

12 + 2


SOLUTION


  • SOUND
  • Tries
    • 1.Qxd3+?
      • 1...Kc5
        • 2.Qb3
          • 2...Kd4
            • 3.Qe3#
        • 2.Qe3+
          • 2...Kb4
            • 3.Qb6#
      • 1...Kxd3!
    • 1.Qh3?
      • 1...Ke4
        • 2.g4
          • threat
            • 3.Qe3#
          • 2...Kd4
            • 3.Qe3#
          • 2...Kxf4
            • 3.Qe3#
      • 1...Kc5!
    • 1.Qg4?
      • 1...Ke4
        • 2.Qf3+
          • 2...Kd4
            • 3.Qe3#
          • 2...Kf5
            • 3.Qxd3#
            • 3.g4#
      • 1...Kc5!
    • 1.Qh5?
      • 1...Ke4
        • 2.Qf3+
          • 2...Kd4
            • 3.Qe3#
          • 2...Kf5
            • 3.Qxd3#
            • 3.g4#
      • 1...Kc5!
    • 1.Qf7?
      • 1...Kc5
        • 2.Qa7+
          • 2...Kb4
            • 3.Qb6#
      • 1...Ke4!
  • Keys
    • 1.Qe4+!
      • 1...Kxe4
        • 2.Sb5
          • 2...Kf5
            • 3.Sd6#
      • 1...Kc5
        • 2.Qe3+
          • 2...Kb4
            • 3.Qb6#

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).