Problem Display
PID: 156699 (8/4p3/4N3/8/1K1p4/4kB2/3N2R1/8 w - - 0 1)

JB of Bridport (Brown, John)

Source?, 0000

8/4p3/4N3/8/1K1p4/4kB2/3N2R1/8

#3

5 + 3


15351 SCPF/BCPS Black Books 2016
5454 Near Snap 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Sf1+?
      • 1...Kd3
        • 2.Sf4#
        • 2.Sc5#
        • 2.Rd2#
      • 1...Kxf3!
    • 1.Sc4+?
      • 1...Kd3
        • 2.Sf4#
        • 2.Sc5#
        • 2.Rd2#
      • 1...Kxf3!
    • 1.Bd5?
      • threat
        • 2.Kc4
          • 2...d3
            • 3.Sf1#
        • 2.Sf1+
          • 2...Kd3
            • 3.Sf4#
            • 3.Sc5#
            • 3.Rd2#
        • 2.Sc4+
          • 2...Kd3
            • 3.Sf4#
            • 3.Sc5#
            • 3.Rd2#
      • 1...d3
        • 2.Sf1#
        • 2.Sc4#
      • 1...Kd3!
    • 1.Bc6?
      • threat
        • 2.Kc4
          • 2...d3
            • 3.Sf1#
        • 2.Sf1+
          • 2...Kd3
            • 3.Sf4#
            • 3.Sc5#
            • 3.Rd2#
        • 2.Sc4+
          • 2...Kd3
            • 3.Sf4#
            • 3.Sc5#
            • 3.Rd2#
      • 1...d3
        • 2.Sf1#
        • 2.Sc4#
      • 1...Kd3!
    • 1.Bb7?
      • threat
        • 2.Kc4
          • 2...d3
            • 3.Sf1#
        • 2.Sf1+
          • 2...Kd3
            • 3.Sf4#
            • 3.Sc5#
            • 3.Rd2#
        • 2.Sc4+
          • 2...Kd3
            • 3.Sf4#
            • 3.Sc5#
            • 3.Rd2#
      • 1...d3
        • 2.Sf1#
        • 2.Sc4#
      • 1...Kd3!
    • 1.Ba8?
      • threat
        • 2.Kc4
          • 2...d3
            • 3.Sf1#
        • 2.Sf1+
          • 2...Kd3
            • 3.Sf4#
            • 3.Sc5#
            • 3.Rd2#
        • 2.Sc4+
          • 2...Kd3
            • 3.Sf4#
            • 3.Sc5#
            • 3.Rd2#
      • 1...d3
        • 2.Sf1#
        • 2.Sc4#
      • 1...Kd3!
  • Keys
    • 1.Sxd4!
      • threat
        • 2.Sc4+
          • 2...Kd3
            • 3.Rd2#
          • 2...Kxd4
            • 3.Rd2#
          • 2...Kf4
            • 3.Rg4#
      • 1...Kd3
        • 2.Sc4
          • threat
            • 3.Rd2#
          • 2...Kxd4
            • 3.Rd2#
      • 1...Kxd4
        • 2.Sc4
          • threat
            • 3.Rd2#
          • 2...Kd3
            • 3.Rd2#
      • 1...Kf4
        • 2.Sc4
          • threat
            • 3.Rg4#

This anticipates 223736(1966)

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).