Problem Display
PID: 62200 (n7/p7/P1K3P1/kB1p4/pp1p4/3P2B1/P3R1Np/8 w - - 0 1)

Krome, HA

Schachzeitung der Berliner Schachgesellschaft, 1850

n7/p7/P1K3P1/kB1p4/pp1p4/3P2B1/P3R1Np/8

#4

9 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.Rc2!
      • threat
        • 2.Rc5
          • threat
            • 3.Bc4#
          • 2...a3
            • 3.Bc4+
              • 3...Ka4
                • 4.Bb3#
            • 3.Kb7
              • threat
                • 4.Bc6#
                • 4.Bd7#
                • 4.Be8#
              • 3...b3
                • 4.Be1#
              • 3...Sc7
                • 4.Bxc7#
      • 1...h1Q
        • 2.Rc5
          • threat
            • 3.Bc4#
          • 2...b3
            • 3.a3
              • threat
                • 4.Bc4#
              • 3...Sc7
                • 4.Bxc7#
          • 2...a3
            • 3.Bc4+
              • 3...Ka4
                • 4.Bb3#
      • 1...h1R
        • 2.Rc5
          • threat
            • 3.Bc4#
          • 2...b3
            • 3.a3
              • threat
                • 4.Bc4#
              • 3...Sc7
                • 4.Bxc7#
          • 2...a3
            • 3.Bc4+
              • 3...Ka4
                • 4.Bb3#
      • 1...Sb6
        • 2.Rc5
          • threat
            • 3.Bc4#
          • 2...Sd7
            • 3.Bc7+
              • 3...Sb6
                • 4.Bc4#
            • 3.Bc4+
              • 3...Sxc5
                • 4.Bc7#
          • 2...a3
            • 3.Bc4+
              • 3...Ka4
                • 4.Bb3#
      • 1...a3
        • 2.Rc5
          • threat
            • 3.Bc4+
              • 3...Ka4
                • 4.Bb3#
            • 3.Kb7
              • threat
                • 4.Bc6#
                • 4.Bd7#
                • 4.Be8#
              • 3...b3
                • 4.Be1#
              • 3...Sc7
                • 4.Bxc7#

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).