Problem Display
PID: 181374 (8/7K/1B6/8/1pp5/1P4p1/Q7/7k w - - 0 1)

Moller, Jorgen Thorvald

Nationaltidende, 1904

8/7K/1B6/8/1pp5/1P4p1/Q7/7k

#3

4 + 4


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...g2
      • 2.Qf2
        • threat
          • 3.Qg1#
          • 3.Qh4#
        • 2...Kh2
          • 3.Qh4#
        • 2...g1Q
          • 3.Qxg1#
        • 2...g1S
          • 3.Qxg1#
        • 2...g1B
          • 3.Qxg1#
        • 2...g1R
          • 3.Qxg1#
  • Tries
    • 1.Kg6?
      • 1...cxb3
        • 2.Qb2
          • 2...g2
            • 3.Qh8#
      • 1...g2
        • 2.Qf2
          • threat
            • 3.Qg1#
            • 3.Qh4#
          • 2...g1Q+
            • 3.Qxg1#
          • 2...g1R+
            • 3.Qxg1#
          • 2...Kh2
            • 3.Qh4#
          • 2...g1S
            • 3.Qxg1#
          • 2...g1B
            • 3.Qxg1#
      • 1...c3!
    • 1.Kg7?
      • 1...g2
        • 2.Qf2
          • threat
            • 3.Qg1#
            • 3.Qh4#
          • 2...g1Q+
            • 3.Qxg1#
          • 2...g1R+
            • 3.Qxg1#
          • 2...Kh2
            • 3.Qh4#
          • 2...g1S
            • 3.Qxg1#
          • 2...g1B
            • 3.Qxg1#
      • 1...c3
        • 2.Qc2
          • 2...g2
            • 3.Qh7#
      • 1...cxb3!
    • 1.Kh8?
      • 1...g2
        • 2.Qf2
          • threat
            • 3.Qg1#
            • 3.Qh4#
          • 2...Kh2
            • 3.Qh4#
          • 2...g1Q
            • 3.Qxg1#
          • 2...g1S
            • 3.Qxg1#
          • 2...g1B
            • 3.Qxg1#
          • 2...g1R
            • 3.Qxg1#
      • 1...c3
        • 2.Qc2
          • 2...g2
            • 3.Qh7#
      • 1...cxb3!
    • 1.Qb2?
      • 1...cxb3
        • 2.Kg6
          • 2...g2
            • 3.Qh8#
        • 2.Kg8
          • 2...g2
            • 3.Qh8#
      • 1...g2
        • 2.Qd4
          • threat
            • 3.Qg1#
            • 3.Qh4#
          • 2...Kh2
            • 3.Qh4#
          • 2...g1Q
            • 3.Qxg1#
          • 2...g1S
            • 3.Qxg1#
          • 2...g1B
            • 3.Qxg1#
          • 2...g1R
            • 3.Qxg1#
        • 2.Qf2
          • threat
            • 3.Qg1#
            • 3.Qh4#
          • 2...Kh2
            • 3.Qh4#
          • 2...g1Q
            • 3.Qxg1#
          • 2...g1S
            • 3.Qxg1#
          • 2...g1B
            • 3.Qxg1#
          • 2...g1R
            • 3.Qxg1#
      • 1...c3!
    • 1.Qc2?
      • 1...g2
        • 2.Qe4
          • threat
            • 3.Qh4#
          • 2...Kh2
            • 3.Qh4#
        • 2.Qf2
          • threat
            • 3.Qg1#
            • 3.Qh4#
          • 2...Kh2
            • 3.Qh4#
          • 2...g1Q
            • 3.Qxg1#
          • 2...g1S
            • 3.Qxg1#
          • 2...g1B
            • 3.Qxg1#
          • 2...g1R
            • 3.Qxg1#
      • 1...c3
        • 2.Kg7
          • 2...g2
            • 3.Qh7#
        • 2.Kg8
          • 2...g2
            • 3.Qh7#
        • 2.Kh8
          • 2...g2
            • 3.Qh7#
      • 1...cxb3!
    • 1.Qa8+?
      • 1...g2
        • 2.Qe4
          • threat
            • 3.Qh4#
          • 2...Kh2
            • 3.Qh4#
      • 1...Kh2!
    • 1.bxc4?
      • 1...g2
        • 2.Qf2
          • threat
            • 3.Qg1#
            • 3.Qh4#
          • 2...Kh2
            • 3.Qh4#
          • 2...g1Q
            • 3.Qxg1#
          • 2...g1S
            • 3.Qxg1#
          • 2...g1B
            • 3.Qxg1#
          • 2...g1R
            • 3.Qxg1#
      • 1...b3!
  • Keys
    • 1.Kg8!
      • 1...cxb3
        • 2.Qb2
          • 2...g2
            • 3.Qh8#
      • 1...g2
        • 2.Qf2
          • threat
            • 3.Qg1#
            • 3.Qh4#
          • 2...g1Q+
            • 3.Qxg1#
          • 2...g1R+
            • 3.Qxg1#
          • 2...Kh2
            • 3.Qh4#
          • 2...g1S
            • 3.Qxg1#
          • 2...g1B
            • 3.Qxg1#
      • 1...c3
        • 2.Qc2
          • 2...g2
            • 3.Qh7#

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).