Problem Display
PID: 227725 (7Q/8/3N4/2k5/2N1P3/8/8/K7 w - - 0 1)

Hansen, Borge

Illustrated Family Journal, 1926

7Q/8/3N4/2k5/2N1P3/8/8/K7

#2

5 + 1


6490 yacpdb 2020
5454 Near Snap 2021
  • SOUND
  • Sets
    • 1...Kc6
      • 2.Qc8#
  • Tries
    • 1.Kb1?
      • 1...Kc6
        • 2.Qc8#
      • 1...Kb4!
    • 1.Ka2?
      • 1...Kc6
        • 2.Qc8#
      • 1...Kb4!
    • 1.Kb2?
      • 1...Kc6
        • 2.Qc8#
      • 1...Kb4!
    • 1.Qa8?
      • 1...Kb4
        • 2.Qa3#
      • 1...Kd4!
    • 1.Qb8?
      • threat
        • 2.Qb6#
      • 1...Kc6
        • 2.Qc8#
      • 1...Kd4!
  • Keys
    • 1.Qh3!
      • 1...Kb4
        • 2.Qa3#
      • 1...Kd4
        • 2.Qe3#
      • 1...Kc6
        • 2.Qc8#

Anticipated by 206947(1859), 4506(1873), 32680(1873), 214539(1878), 218488(1882), 24321(1885), 181144(1904), 182379(1906), 109336(1920), 22076(1924), 206740(1925)

This anticipates 76425(1929), 46372(1941), 18804(1958), 218807(1976), 138100(1981), 133136(1983), 211346(1986), 184446(2000), 47757(2003), 67253(2006), 235007(2019)



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).