Problem Display
PID: 230062 (5nqb/8/8/KR1p4/N4p2/3P1B2/2Q2P2/kn5r w - - 0 1)

Palatz, Franz Ferdinand Ludwig

Die Schwalbe, 1933

5nqb/8/8/KR1p4/N4p2/3P1B2/2Q2P2/kn5r

#4

7 + 8


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Bd1!
      • threat
        • 2.Rxb1#
        • 2.Qxb1#
      • 1...Rxd1
        • 2.Rb3
          • threat
            • 3.Qxb1+
              • 3...Rxb1
                • 4.Ra3#
          • 2...Bc3+
            • 3.Sxc3
              • threat
                • 4.Qa2#
                • 4.Qb2#
              • 3...Rd2
                • 4.Rxb1#
                • 4.Qxb1#
          • 2...Rc1
            • 3.Qxb1+
              • 3...Rxb1
                • 4.Ra3#
          • 2...Re1
            • 3.Qxb1+
              • 3...Rxb1
                • 4.Ra3#
          • 2...Rf1
            • 3.Qxb1+
              • 3...Rxb1
                • 4.Ra3#
          • 2...Rg1
            • 3.Qxb1+
              • 3...Rxb1
                • 4.Ra3#
          • 2...Rh1
            • 3.Qxb1+
              • 3...Rxb1
                • 4.Ra3#
      • 1...Sd2
        • 2.Qc1+
          • 2...Ka2
            • 3.Rb2+
              • 3...Ka3
                • 4.Qa1#
                • 4.Qc5#
              • 3...Bxb2
                • 4.Qxb2#

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).