Problem Display
PID: 14276 (8/2Qp4/5N2/4p3/3k4/6K1/2P5/8 w - - 0 1)

Kalina, Vasily Emanuilovich

64 Shakhmatnoe obozrenie, 1925

8/2Qp4/5N2/4p3/3k4/6K1/2P5/8

#3

4 + 3


3296 Shakhmatny zadachi miniaturi 1987

SOLUTION


  • SOUND
  • Tries
    • 1.Qc4+?
      • 1...Ke3
        • 2.Qd3#
      • 1...Kxc4!
  • Keys
    • 1.Se4!
      • threat
        • 2.Qd6+
          • 2...Ke3
            • 3.Qd3#
          • 2...Kc4
            • 3.Qc5#
          • 2...Kxe4
            • 3.Qd3#
      • 1...Ke3
        • 2.Qc4
          • threat
            • 3.Qd3#
      • 1...Kxe4
        • 2.Qxd7
          • 2...Ke3
            • 3.Qd3#
      • 1...Kd5
        • 2.Qd6+
          • 2...Kc4
            • 3.Qc5#
          • 2...Kxe4
            • 3.Qd3#
      • 1...d5
        • 2.Qc3+
          • 2...Kxe4
            • 3.Qd3#
      • 1...d6
        • 2.Qxd6+
          • 2...Ke3
            • 3.Qd3#
          • 2...Kc4
            • 3.Qc5#
          • 2...Kxe4
            • 3.Qd3#

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).