Problem Display
PID: 178826 (4Q3/8/8/8/4N3/3p1p2/4p2K/5k2 w - - 0 1)

Juozenas, Ramutis

Sachmatija, 2013

4Q3/8/8/8/4N3/3p1p2/4p2K/5k2

#3

3 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Qf7?
      • threat
        • 2.Qxf3+
          • 2...Ke1
            • 3.Qh1#
      • 1...e1Q
        • 2.Qxf3+
          • 2...Qf2+
            • 3.Qxf2#
      • 1...e1S
        • 2.Sg3+
          • 2...Kf2
            • 3.Qa7#
      • 1...e1B
        • 2.Qxf3+
          • 2...Bf2
            • 3.Qxf2#
      • 1...Ke1!
    • 1.Qf8?
      • threat
        • 2.Qxf3+
          • 2...Ke1
            • 3.Qh1#
      • 1...e1Q
        • 2.Qxf3+
          • 2...Qf2+
            • 3.Qxf2#
      • 1...e1S
        • 2.Sg3+
          • 2...Kf2
            • 3.Qc5#
      • 1...e1B
        • 2.Qxf3+
          • 2...Bf2
            • 3.Qxf2#
      • 1...Ke1!
  • Keys
    • 1.Qh5!
      • threat
        • 2.Qxf3+
          • 2...Ke1
            • 3.Qh1#
      • 1...Ke1
        • 2.Qg5
          • threat
            • 3.Qc1#
            • 3.Qg1#
          • 2...Kd1
            • 3.Qd2#
          • 2...Kf1
            • 3.Qg1#
      • 1...e1Q
        • 2.Qxf3+
          • 2...Qf2+
            • 3.Qxf2#
      • 1...e1S
        • 2.Sg3+
          • 2...Kf2
            • 3.Qc5#
      • 1...e1B
        • 2.Qxf3+
          • 2...Bf2
            • 3.Qxf2#
      • 1...f2
        • 2.Qc5
          • threat
            • 3.Qxf2#
          • 2...Ke1
            • 3.Qc1#
          • 2...e1Q
            • 3.Sg3#
          • 2...e1B
            • 3.Sg3#

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).