Problem Display
PID: 14114 (k7/8/8/1Q6/8/6p1/1K3B1b/7b w - - 0 1)

Dehler, Otto Georg Edgar

Schwabische Tagwacht, 1921

k7/8/8/1Q6/8/6p1/1K3B1b/7b

#3

3 + 4


SOLUTION


  • SOUND
  • Sets
    • 1...Bb7
      • 2.Qe8+
        • 2...Bc8
          • 3.Qxc8#
    • 1...Bg1
      • 2.Qa6+
        • 2...Kb8
          • 3.Bxg3#
  • Tries
    • 1.Be3?
      • threat
        • 2.Qa6+
          • 2...Kb8
            • 3.Bf4#
        • 2.Qb6
          • threat
            • 3.Qa7#
      • 1...Bb7
        • 2.Qe8+
          • 2...Bc8
            • 3.Qxc8#
      • 1...Bg1
        • 2.Qa6+
          • 2...Kb8
            • 3.Bf4#
      • 1...g2!
    • 1.Bc5?
      • threat
        • 2.Qa6+
          • 2...Kb8
            • 3.Bd6#
        • 2.Qb6
          • threat
            • 3.Qa7#
      • 1...Bb7
        • 2.Qe8+
          • 2...Bc8
            • 3.Qxc8#
      • 1...Bg1
        • 2.Qa6+
          • 2...Kb8
            • 3.Bd6#
      • 1...g2!
  • Keys
    • 1.Bd4!
      • threat
        • 2.Qa6+
          • 2...Kb8
            • 3.Be5#
        • 2.Qb6
          • threat
            • 3.Qa7#
      • 1...Bb7
        • 2.Qe8+
          • 2...Bc8
            • 3.Qxc8#
      • 1...Bg1
        • 2.Qa6+
          • 2...Kb8
            • 3.Be5#
      • 1...g2
        • 2.Qb6
          • threat
            • 3.Qa7#
          • 2...Bb8
            • 3.Qc6#

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).