Problem Display
PID: 247375 (8/bp1p2R1/1p1N4/5K2/3P1P1P/8/4R3/7k w - - 0 1)

Backe, Odd Erik

Stella Polaris, 1967

8/bp1p2R1/1p1N4/5K2/3P1P1P/8/4R3/7k

#3

7 + 5


SOLUTION


  • SOUND
  • Tries
    • 1.Kg4?
      • threat
        • 2.Kg3
          • threat
            • 3.Re1#
          • 2...Kg1
            • 3.Re1#
        • 2.Kh3
          • threat
            • 3.Re1#
            • 3.Rh2#
      • 1...b5
        • 2.Kh3
          • threat
            • 3.Re1#
            • 3.Rh2#
      • 1...Kg1!
    • 1.Sb5?
      • 1...d5
        • 2.Rc7
          • threat
            • 3.Rc1#
          • 2...Kg1
            • 3.Rc1#
      • 1...d6
        • 2.Rc7
          • threat
            • 3.Rc1#
          • 2...Kg1
            • 3.Rc1#
      • 1...Bb8!
  • Keys
    • 1.Se4!
      • threat
        • 2.Reg2
          • threat
            • 3.Sf2#
        • 2.Rgg2
          • threat
            • 3.Sg3#
      • 1...Bb8
        • 2.Reg2
          • threat
            • 3.Sf2#
      • 1...b5
        • 2.Rgg2
          • threat
            • 3.Sg3#
      • 1...d5
        • 2.Rc7
          • threat
            • 3.Rc1#
          • 2...Kg1
            • 3.Rc1#

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).