Problem Display
PID: 83047 (NK6/8/B3n3/k7/Np5p/5Q2/1P4p1/1R3b1r w - - 0 1)

Havel, Miroslav

Bulletin Ouvrier des Echecs, 1952

NK6/8/B3n3/k7/Np5p/5Q2/1P4p1/1R3b1r

#3

7 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Kxa4
      • 2.Ra1#
    • 1...Sg5
      • 2.Qd5+
        • 2...Kxa4
          • 3.Sb6#
          • 3.Ra1#
          • 3.Qa2#
        • 2...Kxa6
          • 3.Sc7#
        • 2...Bb5
          • 3.Qxb5#
    • 1...Sg7
      • 2.Qd5+
        • 2...Kxa4
          • 3.Sb6#
          • 3.Ra1#
          • 3.Qa2#
        • 2...Kxa6
          • 3.Sc7#
        • 2...Bb5
          • 3.Qxb5#
    • 1...Sd8
      • 2.Qd5+
        • 2...Kxa4
          • 3.Sb6#
          • 3.Ra1#
          • 3.Qa2#
        • 2...Kxa6
          • 3.Sc7#
        • 2...Bb5
          • 3.Qxb5#
    • 1...Sf8
      • 2.Qd5+
        • 2...Kxa4
          • 3.Sb6#
          • 3.Ra1#
          • 3.Qa2#
        • 2...Kxa6
          • 3.Sc7#
        • 2...Bb5
          • 3.Qxb5#
  • Keys
    • 1.Sc3!
      • threat
        • 2.Ra1#
      • 1...Bxa6
        • 2.Qd5+
          • 2...Bb5
            • 3.Qxb5#
          • 2...Sc5
            • 3.Qd8#
        • 2.Qc6
          • threat
            • 3.Qa4#
            • 3.Qb6#
          • 2...bxc3
            • 3.b4#
      • 1...bxc3
        • 2.Ra1+
          • 2...Kb4
            • 3.Qxc3#
      • 1...b3
        • 2.Qb7
          • threat
            • 3.Ra1#
            • 3.Qb6#
          • 2...Bb5
            • 3.Qxb5#
      • 1...Be2
        • 2.Qc6
          • threat
            • 3.Qa4#
            • 3.Qb6#
          • 2...bxc3
            • 3.b4#
      • 1...Bd3
        • 2.Qc6
          • threat
            • 3.Qa4#
            • 3.Qb6#
          • 2...bxc3
            • 3.b4#
      • 1...Bc4
        • 2.Qc6
          • threat
            • 3.Qa4#
            • 3.Qb6#
          • 2...bxc3
            • 3.b4#
      • 1...Bb5
        • 2.Qb7
          • threat
            • 3.Qxb5#
            • 3.Qb6#
      • 1...Sc5
        • 2.Ra1+
          • 2...Sa4
            • 3.Rxa4#

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).