Problem Display
PID: 195504 (4Q1b1/8/8/K2pp3/3k4/8/4P3/2B5 w - - 0 1)

Geary, William

Brisbane Courier, 1919

4Q1b1/8/8/K2pp3/3k4/8/4P3/2B5

#3

4 + 4


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Kc4
      • 2.Qb5+
        • 2...Kc3
          • 3.Qd3#
        • 2...Kd4
          • 3.Qb4#
    • 1...e4
      • 2.Kb4
        • 2...Be6
          • 3.Qh8#
        • 2...Bf7
          • 3.Qh8#
        • 2...Bh7
          • 3.Qh8#
        • 2...e3
          • 3.Bb2#
          • 3.Bxe3#
          • 3.Qxe3#
  • Tries
    • 1.Bb2+?
      • 1...Kc5
        • 2.Bxe5
          • threat
            • 3.Qb5#
            • 3.Qc8#
          • 2...Kc4
            • 3.Qb5#
        • 2.Qc8+
          • 2...Kd6
            • 3.Ba3#
      • 1...Ke3!
    • 1.Qa4+?
      • 1...Kc5
        • 2.Ba3#
      • 1...Kc3!
    • 1.Qb5?
      • threat
        • 2.Qb4#
      • 1...Kc3
        • 2.Qd3#
      • 1...Ke4
        • 2.Qd3#
      • 1...e4!
  • Keys
    • 1.Qb8!
      • threat
        • 2.Qb4#
      • 1...Kc3
        • 2.Qb2+
          • 2...Kc4
            • 3.Qb4#
      • 1...Ke4
        • 2.Qb1+
          • 2...Kd4
            • 3.Qb4#
      • 1...Kc5
        • 2.Qb6+
          • 2...Kc4
            • 3.Qb4#
      • 1...e4
        • 2.Kb4
          • 2...e3
            • 3.Qf4#
          • 2...Be6
            • 3.Qh8#
          • 2...Bf7
            • 3.Qh8#
          • 2...Bh7
            • 3.Qh8#

FEATURES


NOT CLASSIFIED


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).