Problem Display
PID: 171004 (8/p7/1p2N3/6pQ/1Bk1p1K1/p7/8/3B4 w - - 0 1)

Mikan, Ilja

Problemisten, 1954

8/p7/1p2N3/6pQ/1Bk1p1K1/p7/8/3B4

#3

5 + 6


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Qh1?
      • threat
        • 2.Qxe4+
          • 2...Kb5
            • 3.Sc7#
      • 1...Kd3
        • 2.Qf1+
          • 2...Ke3
            • 3.Qe2#
      • 1...Kxb4
        • 2.Qxe4+
          • 2...Kc3
            • 3.Qd4#
          • 2...Ka5
            • 3.Qa4#
          • 2...Kb5
            • 3.Qa4#
      • 1...Kb5
        • 2.Qxe4
          • threat
            • 3.Sc7#
          • 2...Ka6
            • 3.Sc7#
      • 1...e3
        • 2.Qe4+
          • 2...Kb5
            • 3.Sc7#
      • 1...Kd5!
  • Keys
    • 1.Qh7!
      • threat
        • 2.Qxe4+
          • 2...Kb5
            • 3.Sc7#
      • 1...Kd3
        • 2.Qc7
          • threat
            • 3.Qc3#
          • 2...Ke3
            • 3.Qg3#
          • 2...e3
            • 3.Qc2#
      • 1...Kxb4
        • 2.Qxe4+
          • 2...Kc3
            • 3.Qd4#
          • 2...Ka5
            • 3.Qa4#
          • 2...Kb5
            • 3.Qa4#
      • 1...Kb5
        • 2.Qxe4
          • threat
            • 3.Sc7#
          • 2...Ka6
            • 3.Sc7#
      • 1...Kd5
        • 2.Bb3+
          • 2...Ke5
            • 3.Qf5#
            • 3.Qg7#
            • 3.Qh8#
          • 2...Kc6
            • 3.Sd4#
      • 1...e3
        • 2.Qe4+
          • 2...Kb5
            • 3.Sc7#

This is a version of 14772

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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).