Problem Display
PID: 160444 (8/8/3K4/6B1/p7/kP6/b3Q3/8 w - - 0 1)

Labrinakos, Petros

The Problemist Supplement, 2016

8/8/3K4/6B1/p7/kP6/b3Q3/8

#3

4 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...Kb4
      • 2.Qc4+
        • 2...Ka3
          • 3.Bc1#
        • 2...Ka5
          • 3.Bd8#
  • Tries
    • 1.Kc5?
      • threat
        • 2.Bc1+
          • 2...Kxb3
            • 3.Qd3#
            • 3.Qc4#
            • 3.Qb2#
        • 2.Bf6
          • threat
            • 3.Qb2#
          • 2...Kxb3
            • 3.Qd3#
            • 3.Qb2#
          • 2...axb3
            • 3.Qa6#
      • 1...Kxb3
        • 2.Bf6
          • threat
            • 3.Qd3#
            • 3.Qb2#
          • 2...Ka3
            • 3.Qb2#
          • 2...a3
            • 3.Qd1#
            • 3.Qc4#
      • 1...Bb1
        • 2.Bc1+
          • 2...Kxb3
            • 3.Qc4#
            • 3.Qb2#
      • 1...axb3!
    • 1.Bc1+?
      • 1...Kxb3
        • 2.Qd3+
          • 2...Kb4
            • 3.Bd2#
      • 1...Kb4!
  • Keys
    • 1.Bf6!
      • threat
        • 2.Kc5
          • threat
            • 3.Qb2#
          • 2...Kxb3
            • 3.Qd3#
            • 3.Qb2#
          • 2...axb3
            • 3.Qa6#
      • 1...Kxb3
        • 2.Kc5
          • threat
            • 3.Qd3#
            • 3.Qb2#
          • 2...Ka3
            • 3.Qb2#
          • 2...a3
            • 3.Qd1#
            • 3.Qc4#
      • 1...Kb4
        • 2.Qc4+
          • 2...Ka3
            • 3.Qxa4#
          • 2...Ka5
            • 3.Bd8#
      • 1...Bxb3
        • 2.Qe5
          • 2...Ka2
            • 3.Qa1#
            • 3.Qb2#
          • 2...Kb4
            • 3.Qc5#
          • 2...Bd1
            • 3.Qb2#
          • 2...Bc2
            • 3.Qb2#
          • 2...Bc4
            • 3.Qb2#
          • 2...Bd5
            • 3.Qb2#
          • 2...Be6
            • 3.Qb2#
          • 2...Bf7
            • 3.Qb2#
          • 2...Bg8
            • 3.Qb2#
          • 2...Ba2
            • 3.Qb2#
      • 1...axb3
        • 2.Qb5
          • threat
            • 3.Qa5#
          • 2...b2
            • 3.Bxb2#
      • 1...Bb1
        • 2.Qb5
          • threat
            • 3.Qxa4#
          • 2...Ka2
            • 3.Qxa4#
          • 2...axb3
            • 3.Qa5#

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).