Problem Display
PID: 167842 (2b5/3N4/4p3/k1B4K/N6p/p7/ppppQ3/1rr5 w - - 0 1)

Sulc, Jindrich

Lidova Demokracie, 1947

2b5/3N4/4p3/k1B4K/N6p/p7/ppppQ3/1rr5

#3

5 + 11


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Kxa4
      • 2.Qc4+
        • 2...Ka5
          • 3.Bb6#
    • 1...Rd1
      • 2.Qc4
        • threat
          • 3.Bb6#
    • 1...d1S
      • 2.Qc4
        • threat
          • 3.Bb6#
  • Tries
    • 1.Bb4+?
      • 1...Kxa4
        • 2.Bxd2
          • threat
            • 3.Sc5#
            • 3.Qc4#
          • 2...Kb3
            • 3.Sc5#
            • 3.Qb5#
      • 1...Kxb4!
    • 1.Bb6+?
      • 1...Kxa4
        • 2.Qc4#
      • 1...Kb4!
    • 1.Qc4?
      • threat
        • 2.Bb6#
      • 1...d1B+
        • 2.Kxh4
          • threat
            • 3.Bb6#
        • 2.Kg5
          • threat
            • 3.Bb6#
        • 2.Kh6
          • threat
            • 3.Bb6#
      • 1...d1Q+!
    • 1.Qxd2+?
      • 1...Ka6
        • 2.Qb4
          • threat
            • 3.Sb8#
            • 3.Qb6#
      • 1...Kb5!
  • Keys
    • 1.Bd4!
      • threat
        • 2.Bc3+
          • 2...Kxa4
            • 3.Sc5#
            • 3.Qc4#
      • 1...Kxa4
        • 2.Qc4+
          • 2...Ka5
            • 3.Bc3#
            • 3.Bb6#
      • 1...Kb4
        • 2.Bc3+
          • 2...Kb3
            • 3.Sdc5#
            • 3.Qb5#
          • 2...Kxa4
            • 3.Sc5#
            • 3.Qc4#
      • 1...Bxd7
        • 2.Bc3+
          • 2...Kxa4
            • 3.Qc4#
      • 1...d1Q
        • 2.Bc3+
          • 2...Kxa4
            • 3.Sc5#
      • 1...d1S
        • 2.Qc4
          • threat
            • 3.Bb6#
      • 1...d1B
        • 2.Bc3+
          • 2...Kxa4
            • 3.Sc5#
      • 1...Ba6
        • 2.Bc3+
          • 2...Kxa4
            • 3.Sc5#

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).