Problem Display
PID: 90907 (5r1R/5pPP/3B1P2/5KPp/7N/4p3/4N3/7k w - - 0 1)

Kozdon, Baldur

Die Schwalbe, 1968

5r1R/5pPP/3B1P2/5KPp/7N/4p3/4N3/7k

#4

9 + 5


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Bh2!
      • threat
        • 2.gxf8Q
          • 2...Kxh2
            • 3.Qa8
              • 3...Kh3
                • 4.Qh1#
      • 1...Kxh2
        • 2.gxf8Q
          • threat
            • 3.Qa8
              • 3...Kh3
                • 4.Qh1#
          • 2...Kh1
            • 3.Qa8+
              • 3...Kh2
                • 4.Qg2#
          • 2...Kh3
            • 3.Qd6
              • 3...Kxh4
                • 4.Qh2#
                • 4.Qg3#
            • 3.Qa8
              • threat
                • 4.Qh1#
              • 3...Kh2
                • 4.Qg2#
              • 3...Kxh4
                • 4.Qh1#
            • 3.Qb8
              • 3...Kxh4
                • 4.Qh2#
                • 4.Qg3#
      • 1...Rxh8
        • 2.gxh8Q
          • 2...Kxh2
            • 3.Qa8
              • 3...Kh3
                • 4.Qh1#
      • 1...Ra8
        • 2.Rxa8
          • 2...Kxh2
            • 3.Ra1
              • 3...Kh3
                • 4.Rh1#
      • 1...Rb8
        • 2.Rxb8
          • 2...Kxh2
            • 3.Rb1
              • 3...Kh3
                • 4.Rh1#
      • 1...Rc8
        • 2.Rxc8
          • 2...Kxh2
            • 3.Rc1
              • 3...Kh3
                • 4.Rh1#
      • 1...Rd8
        • 2.Rxd8
          • 2...Kxh2
            • 3.Rd1
              • 3...Kh3
                • 4.Rh1#
      • 1...Re8
        • 2.Rxe8
          • 2...Kxh2
            • 3.Rxe3
              • 3...Kh1
                • 4.Rh3#
      • 1...Rg8
        • 2.hxg8Q
          • 2...Kxh2
            • 3.Qa8
              • 3...Kh3
                • 4.Qh1#

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).