Problem Display
PID: 176712 (8/8/3p3K/3N1k2/8/Q7/2P1B3/8 w - - 0 1)

Magerlein, A

Schach-Echo, 1955

8/8/3p3K/3N1k2/8/Q7/2P1B3/8

#3

5 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Bf3?
      • 1...Ke5
        • 2.Qe3+
          • 2...Kf5
            • 3.Qe4#
      • 1...Ke6!
    • 1.Qc3?
      • threat
        • 2.Qf6+
          • 2...Ke4
            • 3.Bf3#
      • 1...Ke4
        • 2.Bf3+
          • 2...Kf5
            • 3.Qf6#
      • 1...Ke6!
    • 1.Qd3+?
      • 1...Ke5
        • 2.Kg5
          • 2...Ke6
            • 3.Qf5#
        • 2.Kg6
          • 2...Ke6
            • 3.Qf5#
      • 1...Ke6!
  • Keys
    • 1.Bb5!
      • 1...Ke4
        • 2.Qe3+
          • 2...Kxd5
            • 3.c4#
          • 2...Kf5
            • 3.Bd7#
      • 1...Kg4
        • 2.Bd7+
          • 2...Kh4
            • 3.Qh3#
      • 1...Ke5
        • 2.Qe3+
          • 2...Kxd5
            • 3.c4#
          • 2...Kf5
            • 3.Bd7#
      • 1...Ke6
        • 2.Qe3+
          • 2...Kxd5
            • 3.c4#
          • 2...Kf5
            • 3.Bd7#
          • 2...Kf7
            • 3.Qe8#

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).