Problem Display
PID: 273082 (2k5/2pp3n/8/N1Q3B1/K7/8/8/8 w - - 0 1)

Shtang, Arina

Melnichuk-65 JT (Kudesnik), 2022-2023

2k5/2pp3n/8/N1Q3B1/K7/8/8/8

#3

4 + 4


SOLUTION


  • SOUND
  • Sets
    • 1...Kb8
      • 2.Qb4+
        • 2...Ka7
          • 3.Qb7#
        • 2...Ka8
          • 3.Qb7#
        • 2...Kc8
          • 3.Qb7#
      • 2.Qb5+
        • 2...Ka7
          • 3.Qb7#
        • 2...Ka8
          • 3.Qb7#
        • 2...Kc8
          • 3.Qb7#
    • 1...Sxg5
      • 2.Qf8#
    • 1...Sf6
      • 2.Qf8+
        • 2...Se8
          • 3.Qxe8#
    • 1...Sf8
      • 2.Qxf8#
  • Tries
    • 1.Bd8?
      • threat
        • 2.Qxc7#
      • 1...Kb8
        • 2.Qxc7+
          • 2...Ka8
            • 3.Qb7#
      • 1...c6
        • 2.Qb6
          • threat
            • 3.Qc7#
      • 1...Kxd8!
    • 1.Qb5?
      • threat
        • 2.Qb7#
      • 1...Sf6
        • 2.Bxf6
          • threat
            • 3.Qb7#
          • 2...d5
            • 3.Qe8#
          • 2...d6
            • 3.Qe8#
      • 1...Sxg5!
    • 1.Qc6?
      • threat
        • 2.Qb7#
        • 2.Qa8#
      • 1...Kb8
        • 2.Qb7#
      • 1...Sxg5
        • 2.Qa8#
      • 1...Sf6
        • 2.Qa8#
      • 1...d5
        • 2.Qe8#
      • 1...d6
        • 2.Qe8#
      • 1...dxc6!
  • Keys
    • 1.Qe7!
      • threat
        • 2.Qd8#
        • 2.Qe8#
      • 1...Kb8
        • 2.Qb4+
          • 2...Ka7
            • 3.Qb7#
          • 2...Ka8
            • 3.Qb7#
          • 2...Kc8
            • 3.Qb7#
      • 1...Sf6
        • 2.Qf8+
          • 2...Se8
            • 3.Qxe8#

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).