Problem Display
PID: 80039 (k1N4Q/Bp6/n7/8/8/8/7K/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Novgorodskaya pravda, 1983

k1N4Q/Bp6/n7/8/8/8/7K/8

#2

4 + 3


5454 Near Snap 2021
  • SOUND
  • Tries
    • 1.Sd6+?
      • 1...Sb8
        • 2.Qxb8#
      • 1...Kxa7!
    • 1.Se7+?
      • 1...Sb8
        • 2.Qxb8#
      • 1...Kxa7!
    • 1.Qe5?
      • 1...b5
        • 2.Qe4#
        • 2.Qd5#
      • 1...b6
        • 2.Qe4#
        • 2.Qd5#
      • 1...Sb4
        • 2.Qb8#
      • 1...Sc5
        • 2.Qb8#
      • 1...Sb8
        • 2.Qxb8#
      • 1...Sc7!
  • Keys
    • 1.Qa1!
      • 1...b5
        • 2.Qh1#
      • 1...b6
        • 2.Qh1#
      • 1...Sb4
        • 2.Sb6#
      • 1...Sc5
        • 2.Sb6#
      • 1...Sc7
        • 2.Sb6#
      • 1...Sb8
        • 2.Sb6#

Anticipated by 46511(1956)

This anticipates 214405(1987)



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).