Problem Display
PID: 134575 (8/4p3/4P3/Pp6/1N1K4/4P1p1/2B1p1P1/k4N1Q w - - 0 1)

Jespersen, Karl Lorenz Jesper

Rivista Italiana, 1909

8/4p3/4P3/Pp6/1N1K4/4P1p1/2B1p1P1/k4N1Q

#3

9 + 5


1829 The Theory of Pawn Promotion 1912

SOLUTION


  • SOUND
  • Keys
    • 1.Kc3!
      • threat
        • 2.Sd2+
          • 2...e1Q
            • 3.Qxe1#
          • 2...e1S
            • 3.Sb3#
            • 3.Qxe1#
          • 2...e1B
            • 3.Qxe1#
          • 2...e1R
            • 3.Sb3#
            • 3.Qxe1#
        • 2.Sh2+
          • 2...e1Q+
            • 3.Qxe1#
          • 2...e1S
            • 3.Qxe1#
          • 2...e1B+
            • 3.Qxe1#
          • 2...e1R
            • 3.Qxe1#
        • 2.Sxg3+
          • 2...e1Q+
            • 3.Qxe1#
          • 2...e1S
            • 3.Qxe1#
          • 2...e1B+
            • 3.Qxe1#
          • 2...e1R
            • 3.Qxe1#
      • 1...e1Q+
        • 2.Sd2
          • threat
            • 3.Qxe1#
          • 2...Qxh1
            • 3.Sb3#
          • 2...Qb1
            • 3.Sb3#
            • 3.Qxb1#
          • 2...Qc1
            • 3.Sb3#
            • 3.Qxc1#
          • 2...Qd1
            • 3.Sb3#
            • 3.Qxd1#
          • 2...Qf1
            • 3.Sb3#
            • 3.Qxf1#
          • 2...Qg1
            • 3.Sb3#
            • 3.Qxg1#
      • 1...e1B+
        • 2.Kb3
          • 2...Bxb4
            • 3.Sd2#
          • 2...Bd2
            • 3.Sxd2#
          • 2...Bf2
            • 3.Qh8#
          • 2...Bc3
            • 3.Sd2#
      • 1...e1S
        • 2.Sh2
          • 2...gxh2
            • 3.Qxe1#
      • 1...e1R
        • 2.Sd2
          • threat
            • 3.Sb3#
            • 3.Qxe1#

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).