Problem Display
PID: 215256 (5Rrr/3p4/pR1P1pp1/p7/4P1Pp/3k3P/1P4B1/n2K2BN w - - 0 1)

Abbott, Joseph William

Otago Witness, 1881

5Rrr/3p4/pR1P1pp1/p7/4P1Pp/3k3P/1P4B1/n2K2BN

#4

11 + 10


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rb7!
      • threat
        • 2.Rc7
          • threat
            • 3.Rc3#
      • 1...Rxf8
        • 2.Ba7
          • threat
            • 3.Sf2+
              • 3...Kc4
                • 4.Bf1#
            • 3.Rc7
              • threat
                • 4.Sf2#
                • 4.Rc3#
      • 1...Rh5
        • 2.Rc7
          • threat
            • 3.Rc3#
          • 2...Rc5
            • 3.Rxc5
              • threat
                • 4.Rc3#
      • 1...Sc2
        • 2.Rb3+
          • 2...Kc4
            • 3.Kxc2
              • threat
                • 4.Bf1#
      • 1...Sb3
        • 2.Rxb3+
          • 2...Kc4
            • 3.Kc2
              • threat
                • 4.Bf1#
        • 2.Rc7
          • threat
            • 3.Rc3#
          • 2...Sc5
            • 3.Rxc5
              • threat
                • 4.Rc3#

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).