Problem Display
PID: 18804 (8/8/8/8/8/1Nk5/3N4/3K3Q w - - 0 1)

di Vincenzi, Renato

Unpublished, 1958

8/8/8/8/8/1Nk5/3N4/3K3Q

#2

4 + 1


5454 Near Snap 2009
  • SOUND
  • Sets
    • 1...Kd3
      • 2.Qf3#
      • 2.Qh3#
  • Tries
    • 1.Kc1?
      • 1...Kd3
        • 2.Qf3#
      • 1...Kb4!
    • 1.Qd5?
      • threat
        • 2.Qd4#
      • 1...Kb4
        • 2.Qa5#
      • 1...Kb2!
    • 1.Qb7?
      • 1...Kd3
        • 2.Qf3#
      • 1...Kb2!
    • 1.Qh4?
      • threat
        • 2.Qd4#
      • 1...Kd3
        • 2.Qg3#
        • 2.Qh3#
        • 2.Qd4#
      • 1...Kb2!
    • 1.Qh5?
      • 1...Kd3
        • 2.Qf3#
        • 2.Qh3#
      • 1...Kb4
        • 2.Qa5#
      • 1...Kb2!
    • 1.Qh8+?
      • 1...Kd3
        • 2.Qd4#
        • 2.Qh3#
      • 1...Kb4!
  • Keys
    • 1.Qa8!
      • 1...Kb2
        • 2.Qa1#
      • 1...Kd3
        • 2.Qf3#
      • 1...Kb4
        • 2.Qa5#

Anticipated by 4506(1873), 214539(1878), 218488(1882), 218611(1882), 109336(1920), 227725(1926)

This anticipates 211346(1986), 47757(2003), 67253(2006)



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).