Problem Display
PID: 230572 (R7/1Kp5/1pP5/1R4B1/3pp3/p2p4/3p3q/N1kb1QnB w - - 0 1)

Brixi, Heinz

1st Prize, Zurcher Illustrierte, 1936

R7/1Kp5/1pP5/1R4B1/3pp3/p2p4/3p3q/N1kb1QnB

#4

8 + 11


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Bf3!
      • threat
        • 2.Qxd1#
      • 1...Sxf3
        • 2.Ra4
          • threat
            • 3.Rc4#
          • 2...Se1
            • 3.Qxe1
              • threat
                • 4.Rc4#
          • 2...Se5
            • 3.Be7
              • threat
                • 4.Bxa3#
              • 3...Sc4
                • 4.Rxc4#
              • 3...a2
                • 4.Ba3#
      • 1...exf3
        • 2.Qxd3
          • threat
            • 3.Rb1#
            • 3.Qb1#
            • 3.Qxa3#
          • 2...Bb3
            • 3.Rxb3
              • threat
                • 4.Rb1#
                • 4.Qb1#
                • 4.Qf1#
                • 4.Qc2#
              • 3...Kd1
                • 4.Rb1#
                • 4.Qf1#

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).