Problem Display
PID: 20121 (8/4p1q1/2N1P3/3P4/1p3B2/bRp2k1P/1p4NP/1B1nK1Rn w - - 0 1)

Johner, Hans

1st Prize, Deutsche Schachbund, 1932

8/4p1q1/2N1P3/3P4/1p3B2/bRp2k1P/1p4NP/1B1nK1Rn

#4

11 + 9


15257 Kunstwerke auf 64 Feldern (1922-1966) (Ott, Kummer, Schudel) 1968
3773 FIDE Album (1914-1944) (II) 1972

SOLUTION


  • SOUND
  • Keys
    • 1.Bd2!
      • threat
        • 2.Sh4#
      • 1...Qg3+
        • 2.hxg3
          • threat
            • 3.Sh4#
          • 2...Kxg3
            • 3.Sf4+
              • 3...Kh2
                • 4.Rg2#
              • 3...Kf3
                • 4.Sd4#
                • 4.Se5#
              • 3...Kh4
                • 4.Rg4#
            • 3.Bf4+
              • 3...Kf3
                • 4.Sd4#
                • 4.Se5#
              • 3...Kxh3
                • 4.Bf5#
      • 1...Qf6
        • 2.Bh6
          • 2...Qxe6+
            • 3.dxe6
              • threat
                • 4.Sh4#
                • 4.Sd4#
                • 4.Se5#
          • 2...Qf4
            • 3.Bxf4
              • threat
                • 4.Sd4#
                • 4.Se5#
          • 2...Sdf2
            • 3.Sh4+
              • 3...Qxh4
                • 4.Se5#
          • 2...Se3
            • 3.Se5+
              • 3...Qxe5
                • 4.Sh4#
          • 2...Shf2
            • 3.Sh4+
              • 3...Qxh4
                • 4.Se5#
          • 2...Sg3
            • 3.Sh4+
              • 3...Qxh4
                • 4.Se5#
      • 1...Qh8
        • 2.Bg5
          • 2...Sdf2
            • 3.Sh4+
              • 3...Qxh4
                • 4.Se5#
          • 2...Se3
            • 3.Se5+
              • 3...Qxe5
                • 4.Sh4#
          • 2...Shf2
            • 3.Sh4+
              • 3...Qxh4
                • 4.Se5#
          • 2...Sg3
            • 3.Sh4+
              • 3...Qxh4
                • 4.Se5#
      • 1...Se3
        • 2.Se5+
          • 2...Qxe5
            • 3.Sh4+
              • 3...Kf4
                • 4.Rg4#

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).