Problem Display
PID: 256253 (k2b4/8/2K5/8/8/8/8/6Q1 w - - 0 1)

Hannemann, Knud Harald

HM., Skakbladet, 1942

k2b4/8/2K5/8/8/8/8/6Q1

#3

2 + 2


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Bh4
      • 2.Qb6
        • threat
          • 3.Qb7#
      • 2.Qb1
        • threat
          • 3.Qb7#
        • 2...Ka7
          • 3.Qb7#
    • 1...Bg5
      • 2.Qb6
        • threat
          • 3.Qb7#
      • 2.Qb1
        • threat
          • 3.Qb7#
        • 2...Ka7
          • 3.Qb7#
    • 1...Bb6
      • 2.Kxb6
        • 2...Kb8
          • 3.Qg8#
    • 1...Bf6
      • 2.Qb6
        • threat
          • 3.Qb7#
    • 1...Be7
      • 2.Qb6
        • threat
          • 3.Qb7#
  • Tries
    • 1.Qa1+?
      • 1...Kb8
        • 2.Qa6
          • threat
            • 3.Qb7#
      • 1...Ba5!
    • 1.Qb1?
      • threat
        • 2.Qb7#
      • 1...Ka7
        • 2.Qb7#
      • 1...Bb6!
    • 1.Qf1?
      • threat
        • 2.Qa6+
          • 2...Kb8
            • 3.Qb7#
      • 1...Kb8
        • 2.Qa6
          • threat
            • 3.Qb7#
      • 1...Bb6
        • 2.Kxb6
          • 2...Kb8
            • 3.Qf8#
        • 2.Qa6+
          • 2...Kb8
            • 3.Qb7#
          • 2...Ba7
            • 3.Qb7#
      • 1...Ka7!
    • 1.Qg4?
      • threat
        • 2.Qc8+
          • 2...Ka7
            • 3.Qb7#
      • 1...Ka7
        • 2.Qc8
          • threat
            • 3.Qb7#
      • 1...Bc7
        • 2.Kxc7
          • 2...Ka7
            • 3.Qa4#
        • 2.Qc8+
          • 2...Ka7
            • 3.Qb7#
          • 2...Bb8
            • 3.Qb7#
      • 1...Kb8!
    • 1.Qg8?
      • 1...Ka7
        • 2.Qxd8
          • 2...Ka6
            • 3.Qb6#
            • 3.Qa8#
      • 1...Kb8!
  • Keys
    • 1.Qg7!
      • threat
        • 2.Qb7#
      • 1...Bc7
        • 2.Kxc7
          • 2...Ka7
            • 3.Qa1#
      • 1...Be7
        • 2.Qxe7
          • 2...Kb8
            • 3.Qb7#

FEATURES


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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).