Problem Display
PID: 12531 (8/3K4/5B2/2k5/8/1Q4n1/2P5/1b6 w - - 0 1)

Cheney, Richard Eugene

Source?, 1937

8/3K4/5B2/2k5/8/1Q4n1/2P5/1b6

#3

4 + 3


3773 FIDE Album (1914-1944) (II) 1972

SOLUTION


  • SOUND
  • Tries
    • 1.Qb4+?
      • 1...Kd5
        • 2.Qd4#
      • 1...Kxb4!
    • 1.Qb6+?
      • 1...Kc4
        • 2.Kc6
          • threat
            • 3.Qd4#
            • 3.Qc5#
            • 3.Qb3#
            • 3.Qb5#
      • 1...Kxb6!
  • Keys
    • 1.c3!
      • threat
        • 2.Bd4#
        • 2.Be7#
      • 1...Bf5+
        • 2.Kc7
          • threat
            • 3.Bd4#
            • 3.Be7#
      • 1...Sf5
        • 2.Bd8
          • threat
            • 3.Bb6#

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).