Problem Display
PID: 213980 (2K5/6N1/1pp2P2/p2kB2p/1n1P1Pp1/3Bpn2/6Q1/2R5 w - - 0 1)

Prada, Rudolf

1st Prize, Deutsche Arbeiter Schachzeitung, 1928

2K5/6N1/1pp2P2/p2kB2p/1n1P1Pp1/3Bpn2/6Q1/2R5

#3

9 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Sa2
      • 2.Qxa2#
    • 1...Sa6
      • 2.Qa2#
    • 1...e2
      • 2.Bc4+
        • 2...Ke4
          • 3.Qxe2#
    • 1...g3
      • 2.Qxf3#
    • 1...b5
      • 2.Rc5#
  • Tries
    • 1.Qc2?
      • threat
        • 2.Bc4#
        • 2.Be4#
        • 2.Qb3#
        • 2.Qc4#
      • 1...Sxe5
        • 2.Be4+
          • 2...Kxd4
            • 3.Sf5#
            • 3.Se6#
          • 2...Kd6
            • 3.dxe5#
            • 3.fxe5#
      • 1...Sd2
        • 2.Bc4+
          • 2...Sxc4
            • 3.Qg2#
        • 2.Be4+
          • 2...Sxe4
            • 3.Qb3#
            • 3.Qc4#
        • 2.Qc5+
          • 2...bxc5
            • 3.Rxc5#
      • 1...Sxc2!
  • Keys
    • 1.Se8!
      • threat
        • 2.Sc7#
      • 1...Ke6
        • 2.Bg6
          • threat
            • 3.Sc7#
          • 2...Kd5
            • 3.Sc7#
          • 2...Sxe5
            • 3.f5#
          • 2...Sd5
            • 3.Sg7#
            • 3.Rxc6#
            • 3.f5#
          • 2...Sa6
            • 3.Qa2#
      • 1...Sxd3
        • 2.Qa2+
          • 2...Ke4
            • 3.Sd6#
      • 1...c5
        • 2.Sc7+
          • 2...Kc6
            • 3.Bb5#

FEATURES


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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).