Problem Display
PID: 118432 (3Nn3/3p4/3k2K1/Q7/3ppN2/8/p1n5/8 w - - 0 1)

Stabenov, Albert

New York Sun, 1893

(First published on Sun Jul 23 1893)

3Nn3/3p4/3k2K1/Q7/3ppN2/8/p1n5/8

#3

4 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Sf6
      • 2.Kxf6
        • threat
          • 3.Qb6#
          • 3.Qe5#
  • Keys
    • 1.Kg5!
      • threat
        • 2.Sg6
          • threat
            • 3.Qe5#
        • 2.Qb6+
          • 2...Ke5
            • 3.Sf7#
          • 2...Ke7
            • 3.Sg6#
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...Ke7
        • 2.Sg6+
          • 2...Kd6
            • 3.Qe5#
      • 1...a1Q
        • 2.Qb6+
          • 2...Ke5
            • 3.Sf7#
          • 2...Ke7
            • 3.Sg6#
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...a1B
        • 2.Qb6+
          • 2...Ke5
            • 3.Sf7#
          • 2...Ke7
            • 3.Sg6#
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...a1R
        • 2.Qb6+
          • 2...Ke5
            • 3.Sf7#
          • 2...Ke7
            • 3.Sg6#
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...Se1
        • 2.Qb6+
          • 2...Ke5
            • 3.Sf7#
          • 2...Ke7
            • 3.Sg6#
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...Sa3
        • 2.Qb6+
          • 2...Ke5
            • 3.Sf7#
          • 2...Ke7
            • 3.Sg6#
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...Se3
        • 2.Qb6+
          • 2...Ke5
            • 3.Sf7#
          • 2...Ke7
            • 3.Sg6#
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...Sb4
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...Sf6
        • 2.Kxf6
          • threat
            • 3.Qb6#
            • 3.Qe5#
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...Sc7
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...Sg7
        • 2.Qe5+
          • 2...Kxe5
            • 3.Sf7#
      • 1...d3
        • 2.Qb6+
          • 2...Ke5
            • 3.Sf7#
          • 2...Ke7
            • 3.Sg6#
      • 1...e3
        • 2.Sg6
          • threat
            • 3.Qe5#

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).