Problem Display
PID: 129164 (2n5/2N3BK/8/5kp1/6r1/3pP2Q/3p4/3rn3 w - - 0 1)

Richter, Frantisek

UJCS, 1948

2n5/2N3BK/8/5kp1/6r1/3pP2Q/3p4/3rn3

#3

5 + 8


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qxg4+
        • 2...Kxe3
          • 3.Bd4#
    • 1...Sc2
      • 2.Qf3+
        • 2...Rf4
          • 3.e4#
    • 1...Sg2
      • 2.Qf3+
        • 2...Rf4
          • 3.e4#
        • 2...Sf4
          • 3.e4#
    • 1...Sf3
      • 2.Qxf3+
        • 2...Rf4
          • 3.e4#
  • Tries
    • 1.Kg8?
      • threat
        • 2.Qh7#
      • 1...Ke4
        • 2.Qxg4+
          • 2...Kxe3
            • 3.Bd4#
      • 1...Se7+!
    • 1.Kh8?
      • threat
        • 2.Qh7#
      • 1...Ke4
        • 2.Qxg4+
          • 2...Kxe3
            • 3.Bd4#
      • 1...Kg6
        • 2.Qh6+
          • 2...Kf5
            • 3.Qe6#
            • 3.Qh7#
          • 2...Kf7
            • 3.Qe6#
            • 3.Qf6#
      • 1...Se7!
    • 1.Qf3+?
      • 1...Rf4
        • 2.e4#
      • 1...Sxf3!
    • 1.e4+?
      • 1...Kxe4
        • 2.Qxg4+
          • 2...Ke3
            • 3.Bd4#
      • 1...Kf4!
  • Keys
    • 1.Bd4!
      • threat
        • 2.e4+
          • 2...Kxe4
            • 3.Qxg4#
          • 2...Kf4
            • 3.Qe3#
      • 1...Sc2
        • 2.Qf3+
          • 2...Rf4
            • 3.e4#
      • 1...Sg2
        • 2.Qf3+
          • 2...Rf4
            • 3.e4#
          • 2...Sf4
            • 3.e4#
      • 1...Sf3
        • 2.Qxf3+
          • 2...Rf4
            • 3.e4#
      • 1...Sd6
        • 2.Kg8
          • threat
            • 3.Qh7#
          • 2...Ke4
            • 3.Qxg4#
          • 2...Kg6
            • 3.Qh7#

FEATURES


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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).