Problem Display
PID: 213238 (8/p1p5/1b2Q3/p1k5/8/3K3p/2N5/8 w - - 0 1)

Corrias, Antonio G

L'Italia Scacchistica, 1923

8/p1p5/1b2Q3/p1k5/8/3K3p/2N5/8

#3

3 + 6


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Kb5
      • 2.Qc4#
    • 1...c6
      • 2.Qe5#
  • Keys
    • 1.Sd4!
      • threat
        • 2.Kc3
          • threat
            • 3.Qe5#
            • 3.Qc6#
        • 2.Sb5
          • threat
            • 3.Qc4#
          • 2...Kb4
            • 3.Qc4#
          • 2...Kxb5
            • 3.Qc4#
      • 1...Kb4
        • 2.Qc4+
          • 2...Ka3
            • 3.Qb3#
      • 1...h2
        • 2.Sb5
          • threat
            • 3.Qc4#
          • 2...Kb4
            • 3.Qc4#
          • 2...Kxb5
            • 3.Qc4#
      • 1...a4
        • 2.Qc6+
          • 2...Kb4
            • 3.Qc3#
      • 1...a6
        • 2.Kc3
          • threat
            • 3.Qe5#
            • 3.Qc6#
      • 1...c6
        • 2.Kc3
          • threat
            • 3.Qe5#
            • 3.Qxc6#

This is after 29581

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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).