Problem Display
PID: 212911 (8/5R2/1N1p4/8/n2k1Kb1/2p5/7B/1Q5r w - - 0 1)

Godeck, M

Concours de Problemes, 1869

8/5R2/1N1p4/8/n2k1Kb1/2p5/7B/1Q5r

#4

5 + 6


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rf5!
      • threat
        • 2.Rd5#
        • 2.Qe4#
      • 1...Bxf5
        • 2.Bg1+
          • 2...Rxg1
            • 3.Qxg1+
              • 3...Kd3
                • 4.Qd1#
      • 1...c2
        • 2.Rd5+
          • 2...Kc3
            • 3.Sxa4+
              • 3...Kc4
                • 4.Qb5#
      • 1...Bf3
        • 2.Kxf3
          • threat
            • 3.Rd5#
            • 3.Qe4#
          • 2...Rf1+
            • 3.Qxf1
              • threat
                • 4.Bg1#
                • 4.Rd5#
                • 4.Qc4#
                • 4.Qd1#
          • 2...c2
            • 3.Qb4+
              • 3...Kd3
                • 4.Rd5#

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).