Problem Display
PID: 223491 (8/8/8/2Q5/k7/p7/p7/n1NK4 w - - 0 1)

Libis, Zdenek

Sachova skladba, 1989

8/8/8/2Q5/k7/p7/p7/n1NK4

#3

3 + 4


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Sxa2?
      • threat
        • 2.Qb4#
      • 1...Sc2
        • 2.Kc1
          • 2...Kb3
            • 3.Qxc2#
          • 2...Sa1
            • 3.Qb4#
          • 2...Se1
            • 3.Qb4#
          • 2...Se3
            • 3.Qb4#
          • 2...Sb4
            • 3.Qxb4#
          • 2...Sd4
            • 3.Qb4#
        • 2.Kd2
          • 2...Kb3
            • 3.Qxc2#
          • 2...Sa1
            • 3.Qb4#
          • 2...Se1
            • 3.Qb4#
          • 2...Se3
            • 3.Qb4#
          • 2...Sb4
            • 3.Qxb4#
          • 2...Sd4
            • 3.Qb4#
      • 1...Kb3!
    • 1.Se2?
      • threat
        • 2.Sd4
          • threat
            • 3.Qb5#
        • 2.Qb6
          • threat
            • 3.Sc3#
      • 1...Kb3
        • 2.Qb5#
      • 1...Sb3
        • 2.Sc3#
      • 1...Sc2!
    • 1.Sd3?
      • threat
        • 2.Qb4#
      • 1...Kb3
        • 2.Qb4#
      • 1...Sc2!
    • 1.Qb6?
      • threat
        • 2.Sxa2
          • threat
            • 3.Sc3#
            • 3.Qb4#
        • 2.Se2
          • threat
            • 3.Sc3#
        • 2.Sd3
          • threat
            • 3.Sc5#
            • 3.Qb4#
      • 1...Sb3
        • 2.Sxa2
          • threat
            • 3.Sc3#
            • 3.Qb4#
      • 1...Sc2!
  • Keys
    • 1.Kd2!
      • 1...Sb3+
        • 2.Sxb3
          • threat
            • 3.Qc4#
          • 2...Kxb3
            • 3.Qb5#
      • 1...Sc2
        • 2.Sxa2
          • 2...Kb3
            • 3.Qxc2#
          • 2...Sa1
            • 3.Qb4#
          • 2...Se1
            • 3.Qb4#
          • 2...Se3
            • 3.Qb4#
          • 2...Sb4
            • 3.Qxb4#
          • 2...Sd4
            • 3.Qb4#

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).