Problem Display
PID: 128671 (n7/1p4Q1/k2B4/8/2P5/8/K7/8 w - - 0 1)

Mikulka, Rudolf

Sachove umeni (Ceskoslovensky sach), 1952

n7/1p4Q1/k2B4/8/2P5/8/K7/8

#3

4 + 3


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Qxb7+?
      • 1...Ka5
        • 2.Qb5#
        • 2.Qa7#
      • 1...Kxb7!
  • Keys
    • 1.Qd7!
      • threat
        • 2.Qa4+
          • 2...Kb6
            • 3.c5#
        • 2.Qb5+
          • 2...Ka7
            • 3.Qa5#
      • 1...Kb6
        • 2.Qa4
          • 2...Sc7
            • 3.c5#
        • 2.Qb5+
          • 2...Ka7
            • 3.Qa5#
      • 1...Ka7
        • 2.Qa4+
          • 2...Kb6
            • 3.c5#
      • 1...b6
        • 2.Qc8+
          • 2...Ka5
            • 3.Qxa8#
          • 2...Ka7
            • 3.Bb8#
      • 1...Sb6
        • 2.Qb5+
          • 2...Ka7
            • 3.Qa5#
      • 1...Sc7
        • 2.Qa4+
          • 2...Kb6
            • 3.c5#
      • 1...b5
        • 2.Qxb5+
          • 2...Ka7
            • 3.Bb8#

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).