Problem Display
PID: 132484 (8/8/8/4Q2N/8/8/3N2k1/3K4 w - - 0 1)

Koltanowski, George

San Francisco Chronicle, 1964

8/8/8/4Q2N/8/8/3N2k1/3K4

#2

4 + 1


5454 Near Snap 2020
  • SOUND
  • Sets
    • 1...Kf2
      • 2.Qg3#
    • 1...Kh3
      • 2.Qg3#
  • Tries
    • 1.Qe1?
      • 1...Kh3
        • 2.Qg3#
      • 1...Kh2!
  • Keys
    • 1.Sf3!
      • 1...Kf1
        • 2.Qe2#
      • 1...Kh1
        • 2.Qh2#
      • 1...Kf2
        • 2.Qe2#
      • 1...Kxf3
        • 2.Qe2#
      • 1...Kh3
        • 2.Qg3#

Anticipated by 208731(1875), 223474(1926)

This anticipates 77651(1998)



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).