Problem Display
PID: 269375 (1Q3n2/5B2/8/2kpN3/6K1/8/8/8 w - - 0 1)

Petrasinovic, Petrasin

Shakhmatnaya Poeziya, 2000

1Q3n2/5B2/8/2kpN3/6K1/8/8/8

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Kf3!
      • 1...Se6
        • 2.Sd3+
          • 2...Kc4
            • 3.Qb4+
              • 3...Kxd3
                • 4.Bg6#
          • 2...Kd4
            • 3.Qb4+
              • 3...Kxd3
                • 4.Bg6#
      • 1...Sg6
        • 2.Sd3+
          • 2...Kc4
            • 3.Qb4+
              • 3...Kxd3
                • 4.Bxg6#
          • 2...Kd4
            • 3.Qb4+
              • 3...Kxd3
                • 4.Bxg6#
      • 1...Sd7
        • 2.Sxd7+
          • 2...Kc4
            • 3.Qb2
              • 3...Kd3
                • 4.Se5#
          • 2...Kd4
            • 3.Qb4+
              • 3...Kd3
                • 4.Bg6#
          • 2...Kc6
            • 3.Be6
              • 3...d4
                • 4.Qb6#
      • 1...Sh7
        • 2.Sd3+
          • 2...Kc4
            • 3.Qb4+
              • 3...Kxd3
                • 4.Bg6#
          • 2...Kd4
            • 3.Qb4+
              • 3...Kxd3
                • 4.Bg6#
      • 1...d4
        • 2.Ke4
          • threat
            • 3.Bd5
              • threat
                • 4.Sd3#
              • 3...d3
                • 4.Sxd3#
          • 2...Se6
            • 3.Sd3+
              • 3...Kc4
                • 4.Qb4#
              • 3...Kc6
                • 4.Be8#
          • 2...Sg6
            • 3.Sd3+
              • 3...Kc6
                • 4.Be8#
          • 2...Sd7
            • 3.Sd3+
              • 3...Kc6
                • 4.Bd5#
          • 2...Sh7
            • 3.Sd3+
              • 3...Kc6
                • 4.Be8#
          • 2...d3
            • 3.Bd5
              • threat
                • 4.Sxd3#
              • 3...d2
                • 4.Sd3#

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).