Problem Display
PID: 208731 (8/8/8/NN1Q4/8/8/1k6/4K3 w - - 0 1)

White, ALC

Watertown (New York) Re-Union, 1875

8/8/8/NN1Q4/8/8/1k6/4K3

#2

4 + 1


5454 Near Snap 2020
3713 Snap 2020
6490 yacpdb 2020
  • SOUND
  • Tries
    • 1.Sa3?
      • 1...Kc1
        • 2.Qd2#
      • 1...Kxa3
        • 2.Qb3#
      • 1...Kc3
        • 2.Qd2#
      • 1...Ka1!
    • 1.Qa2+?
      • 1...Kc1
        • 2.Sb3#
      • 1...Kxa2!
  • Keys
    • 1.Sc3!
      • 1...Ka1
        • 2.Qa2#
      • 1...Kc1
        • 2.Qd2#
      • 1...Kc2
        • 2.Qd2#
      • 1...Ka3
        • 2.Qb3#
      • 1...Kxc3
        • 2.Qd2#

This anticipates 223474(1926), 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).