Problem Display
PID: 39873 (2KB4/8/5p2/1kp2p1Q/1N3p2/8/2P5/8 w - - 0 1)

Mikan, Ilja

3rd Prize, Trybuna Robotnicza, 1956

2KB4/8/5p2/1kp2p1Q/1N3p2/8/2P5/8

#3

5 + 5


5505 Dobrodruzstvi 64 poli 1973

SOLUTION


  • SOUND
  • Sets
    • 1...c4
      • 2.Qxf5+
        • 2...Ka4
          • 3.Qa5#
        • 2...Kxb4
          • 3.Qa5#
  • Tries
    • 1.Qf7?
      • 1...Ka4
        • 2.Qb3+
          • 2...Kb5
            • 3.c4#
      • 1...cxb4
        • 2.Qd5+
          • 2...Ka4
            • 3.Qa5#
          • 2...Ka6
            • 3.Qb7#
            • 3.Qa5#
      • 1...c4
        • 2.Qd5+
          • 2...Ka4
            • 3.Qa5#
          • 2...Kxb4
            • 3.Qa5#
      • 1...f3!
  • Keys
    • 1.Qf3!
      • 1...Ka4
        • 2.Qb3+
          • 2...Kb5
            • 3.c4#
      • 1...Kc4
        • 2.Qd3+
          • 2...Kxb4
            • 3.Qb3#
      • 1...cxb4
        • 2.Qd5+
          • 2...Ka4
            • 3.Qa5#
          • 2...Ka6
            • 3.Qb7#
            • 3.Qa5#
      • 1...c4
        • 2.Qd5+
          • 2...Ka4
            • 3.Qa5#
          • 2...Kxb4
            • 3.Qa5#

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).