Problem Display
PID: 218488 (8/K4N2/5k1p/7P/2B5/8/6Q1/8 w - - 0 1)

Anonymous

Boys' Newspaper, 1882

8/K4N2/5k1p/7P/2B5/8/6Q1/8

#2

5 + 2


6490 yacpdb 2020
5454 Near Snap 2021
  • SOUND
  • Sets
    • 1...Kf5
      • 2.Qf3#
  • Tries
    • 1.Ka6?
      • 1...Kf5
        • 2.Qf3#
      • 1...Ke7!
    • 1.Kb6?
      • 1...Kf5
        • 2.Qf3#
      • 1...Ke7!
    • 1.Kb7?
      • 1...Kf5
        • 2.Qf3#
      • 1...Ke7!
    • 1.Ka8?
      • 1...Kf5
        • 2.Qf3#
      • 1...Ke7!
    • 1.Kb8?
      • 1...Kf5
        • 2.Qf3#
      • 1...Ke7!
    • 1.Ba2?
      • 1...Kf5
        • 2.Qf3#
      • 1...Ke7!
    • 1.Bb3?
      • 1...Kf5
        • 2.Qf3#
      • 1...Ke7!
    • 1.Bd5?
      • 1...Kf5
        • 2.Qf3#
      • 1...Ke7!
    • 1.Qd5?
      • threat
        • 2.Qe5#
      • 1...Ke7
        • 2.Qd8#
      • 1...Kg7!
    • 1.Qb7?
      • 1...Kf5
        • 2.Qf3#
      • 1...Kg7!
    • 1.Qe2?
      • threat
        • 2.Qe5#
      • 1...Kf5
        • 2.Qf3#
      • 1...Kg7!
    • 1.Qg3?
      • threat
        • 2.Qe5#
      • 1...Kf5
        • 2.Qf3#
      • 1...Ke7!
    • 1.Qg8?
      • 1...Ke7
        • 2.Qd8#
      • 1...Kf5!
  • Keys
    • 1.Qa8!
      • 1...Kf5
        • 2.Qf3#
      • 1...Ke7
        • 2.Qd8#
      • 1...Kg7
        • 2.Qh8#

Anticipated by 206947(1859), 4506(1873), 32680(1873)

This anticipates 218611(1882), 24321(1885), 182379(1906), 109336(1920), 22076(1924), 227725(1926), 76425(1929), 46372(1941), 18804(1958), 133136(1983), 211346(1986), 184446(2000), 47757(2003), 67253(2006), 232491(2012), 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).