Problem Display
PID: 176799 (8/8/n4Q2/8/8/1p1k4/4R3/5NK1 w - - 0 1)

Dukic, Milenko

Schach-Echo, 1964

8/8/n4Q2/8/8/1p1k4/4R3/5NK1

#3

4 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Rd2+?
      • 1...Ke4
        • 2.Rd4#
      • 1...Kc4!
    • 1.Re3+?
      • 1...Kc2
        • 2.Qf2+
          • 2...Kb1
            • 3.Re1#
          • 2...Kc1
            • 3.Re1#
          • 2...Kd1
            • 3.Re1#
            • 3.Qd2#
      • 1...Kc4!
    • 1.Qc3+?
      • 1...Kxe2
        • 2.Kg2
          • threat
            • 3.Qd2#
          • 2...Kd1
            • 3.Qd2#
        • 2.Qe3+
          • 2...Kd1
            • 3.Qd2#
      • 1...Kxc3!
    • 1.Qd4+?
      • 1...Kxe2
        • 2.Kg2
          • threat
            • 3.Qd2#
          • 2...Ke1
            • 3.Qd2#
        • 2.Qe3+
          • 2...Kd1
            • 3.Qd2#
      • 1...Kxd4!
    • 1.Qh4?
      • threat
        • 2.Rd2+
          • 2...Kc3
            • 3.Qd4#
      • 1...Kc3
        • 2.Se3
          • threat
            • 3.Qc4#
          • 2...Kd3
            • 3.Qc4#
      • 1...b2
        • 2.Qe4+
          • 2...Kc3
            • 3.Re3#
      • 1...Kxe2!
  • Keys
    • 1.Qf4!
      • threat
        • 2.Rd2+
          • 2...Kc3
            • 3.Qd4#
      • 1...Kxe2
        • 2.Qe3+
          • 2...Kd1
            • 3.Qd2#
      • 1...Kc3
        • 2.Se3
          • threat
            • 3.Qc4#
          • 2...Kd3
            • 3.Qc4#
      • 1...b2
        • 2.Qe4+
          • 2...Kc3
            • 3.Re3#

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).