Problem Display
PID: 69033 (8/5B2/3p2p1/2pP1pK1/1r1kpP2/4p3/1NQ1P3/8 w - - 0 1)

Larsen, Peder Andreas

Tidsskrift for Skak, 1895

8/5B2/3p2p1/2pP1pK1/1r1kpP2/4p3/1NQ1P3/8

#4

7 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.Sc4!
      • 1...Rxc4
        • 2.Qb2+
          • 2...Rc3
            • 3.Qa1
              • 3...Kc4
                • 4.Qa4#
              • 3...c4
                • 4.Qa7#
      • 1...Rb1
        • 2.Sxd6
          • threat
            • 3.Qc4#
          • 2...Rg1+
            • 3.Kf6
              • threat
                • 4.Sb5#
                • 4.Qb2#
                • 4.Qc4#
              • 3...c4
                • 4.Qxc4#
          • 2...Rb4
            • 3.Qc4+
              • 3...Rxc4
                • 4.Sb5#
        • 2.Sa3
          • threat
            • 3.Qc4#
          • 2...Rg1+
            • 3.Kf6
              • threat
                • 4.Sb5#
                • 4.Qb2#
                • 4.Qc4#
              • 3...c4
                • 4.Qxc4#
          • 2...Rb4
            • 3.Qc4+
              • 3...Rxc4
                • 4.Sb5#
        • 2.Sa5
          • threat
            • 3.Sc6#
            • 3.Qc4#
          • 2...Rg1+
            • 3.Kf6
              • threat
                • 4.Sb3#
                • 4.Sc6#
                • 4.Qb2#
                • 4.Qc4#
              • 3...c4
                • 4.Qxc4#
      • 1...Rb3
        • 2.Sxd6
          • threat
            • 3.Qc4#
          • 2...Rc3
            • 3.Sb5+
              • 3...Kc4
                • 4.Qa4#
            • 3.Qa4+
              • 3...Rc4
                • 4.Sb5#
                • 4.Qxc4#
              • 3...c4
                • 4.Qa7#
            • 3.Qb2
              • 3...c4
                • 4.Qb6#
          • 2...Rb4
            • 3.Qc4+
              • 3...Rxc4
                • 4.Sb5#
        • 2.Sa5
          • threat
            • 3.Sxb3#
            • 3.Sc6#
            • 3.Qc4#
          • 2...Rc3
            • 3.Sc6+
              • 3...Kc4
                • 4.Qa4#
            • 3.Qb2
              • 3...c4
                • 4.Qb6#
      • 1...Ra4
        • 2.Sxd6
          • threat
            • 3.Sb5#
            • 3.Qb2#
          • 2...c4
            • 3.Qb2+
              • 3...Kc5
                • 4.Sb7#
              • 3...c3
                • 4.Qb6#
          • 2...Rb4
            • 3.Qc4+
              • 3...Rxc4
                • 4.Sb5#
        • 2.Se5
          • threat
            • 3.Sc6#
            • 3.Qb2#
          • 2...dxe5
            • 3.Qb2+
              • 3...Kc4
                • 4.d6#
          • 2...c4
            • 3.Qb2+
              • 3...Kc5
                • 4.Sd7#
              • 3...c3
                • 4.Qb6#
      • 1...Rb5
        • 2.Sxd6
          • threat
            • 3.Sxb5#
            • 3.Qc4#
          • 2...Rb4
            • 3.Qc4+
              • 3...Rxc4
                • 4.Sb5#
        • 2.Sa3
          • threat
            • 3.Sxb5#
            • 3.Qc4#
          • 2...Rb4
            • 3.Qc4+
              • 3...Rxc4
                • 4.Sb5#

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).