Problem Display
PID: 33658 (8/8/8/2B1p1p1/k1N1N1Q1/P7/8/6K1 w - - 0 1)

Turovkov, A

diagrammes, 1993

8/8/8/2B1p1p1/k1N1N1Q1/P7/8/6K1

#3

6 + 3


SOLUTION


  • SOUND
  • Tries
    • 1.Sb2+?
      • 1...Ka5
        • 2.Qe6
          • threat
            • 3.Qb6#
          • 2...Kb5
            • 3.Qb6#
      • 1...Kb5
        • 2.Qe6
          • threat
            • 3.Qb6#
          • 2...Ka5
            • 3.Qb6#
      • 1...Kb3!
    • 1.Scd6?
      • 1...Ka5
        • 2.Qe2
          • threat
            • 3.Qb5#
          • 2...Ka4
            • 3.Qb5#
        • 2.Qd7
          • threat
            • 3.Qb5#
            • 3.Qa7#
          • 2...Ka6
            • 3.Qa4#
            • 3.Qb5#
            • 3.Qa7#
      • 1...Kb3!
    • 1.Bf2?
      • 1...Kb5
        • 2.Sc3+
          • 2...Ka6
            • 3.Qc8#
          • 2...Kc6
            • 3.Qc8#
      • 1...Kb3!
    • 1.Be3?
      • 1...Kb5
        • 2.Sc3+
          • 2...Ka6
            • 3.Qc8#
          • 2...Kc6
            • 3.Qc8#
      • 1...Kb3!
    • 1.Bb6?
      • 1...Kb5
        • 2.Sc3+
          • 2...Ka6
            • 3.Qc8#
          • 2...Kc6
            • 3.Qc8#
      • 1...Kb3!
    • 1.Qe6?
      • threat
        • 2.Sb2+
          • 2...Ka5
            • 3.Qb6#
          • 2...Kb5
            • 3.Qb6#
        • 2.Qb6
          • 2...g4
            • 3.Sb2#
            • 3.Sc3#
            • 3.Qb4#
      • 1...Kb5
        • 2.Sb2
          • threat
            • 3.Qb6#
          • 2...Ka5
            • 3.Qb6#
        • 2.Sc3+
          • 2...Kxc5
            • 3.Qd5#
      • 1...g4
        • 2.Sb2+
          • 2...Ka5
            • 3.Qb6#
          • 2...Kb5
            • 3.Qb6#
        • 2.Qb6
          • 2...g3
            • 3.Sb2#
            • 3.Sc3#
            • 3.Qb4#
      • 1...Kb3!
  • Keys
    • 1.Bb4!
      • 1...Kb3
        • 2.Qd1+
          • 2...Ka2
            • 3.Sc3#
          • 2...Kxc4
            • 3.Sd6#
      • 1...Kb5
        • 2.Qd7+
          • 2...Kxc4
            • 3.Sd2#
          • 2...Ka6
            • 3.Sc5#

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).