Problem Display
PID: 83089 (2k2rn1/8/2P5/1NpN4/8/Kp1p4/8/2Q5 w - - 0 1)

Havel, Miroslav

Vecherni Praha, 1955

2k2rn1/8/2P5/1NpN4/8/Kp1p4/8/2Q5

#3

5 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Rf4
      • 2.Qxf4
        • threat
          • 3.Qc7#
          • 3.Qf8#
        • 2...Kd8
          • 3.Qb8#
          • 3.Qf8#
  • Tries
    • 1.Qf4?
      • threat
        • 2.Qc7#
        • 2.Qxf8#
      • 1...Rf7
        • 2.Qxf7
          • threat
            • 3.Qe8#
            • 3.Qxg8#
            • 3.Qc7#
            • 3.Qf8#
          • 2...Kb8
            • 3.Qe8#
            • 3.Qxg8#
            • 3.Qb7#
            • 3.Qf8#
          • 2...Kd8
            • 3.Qxg8#
            • 3.Qd7#
            • 3.Qf8#
      • 1...Rxf4!
  • Keys
    • 1.Qe1!
      • threat
        • 2.Sb6+
          • 2...Kb8
            • 3.Qe5#
          • 2...Kd8
            • 3.c7#
        • 2.Qe5
          • threat
            • 3.Qc7#
          • 2...Kd8
            • 3.Qb8#
          • 2...Rf7
            • 3.Qe8#
      • 1...Kb8
        • 2.Qe5+
          • 2...Ka8
            • 3.Sb6#
          • 2...Kc8
            • 3.Qc7#
      • 1...Kd8
        • 2.Qa5+
          • 2...Kc8
            • 3.Qc7#
            • 3.Qa8#
          • 2...Ke8
            • 3.Sd6#
      • 1...Rd8
        • 2.Qa5
          • threat
            • 3.Qc7#
            • 3.Qa8#
          • 2...Kb8
            • 3.Qxd8#
      • 1...Sf6
        • 2.Sb6+
          • 2...Kb8
            • 3.Qg3#
            • 3.Qe5#
          • 2...Kd8
            • 3.c7#
      • 1...Se7
        • 2.Qxe7
          • threat
            • 3.Qxf8#
            • 3.Qc7#
          • 2...Kb8
            • 3.Qxf8#
            • 3.Qb7#
          • 2...Rf7
            • 3.Qe8#
      • 1...b2
        • 2.Sb6+
          • 2...Kb8
            • 3.Qe5#
          • 2...Kd8
            • 3.c7#

FEATURES


NOT CLASSIFIED


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).