Problem Display
PID: 81326 (2Q5/B7/8/1p6/1k6/8/2K5/8 w - - 0 1)

Azhusin, Aleksandr

Radianske slovo, 1972

2Q5/B7/8/1p6/1k6/8/2K5/8

#2

3 + 2


5454 Near Snap 2009
  • SOUND
  • Tries
    • 1.Bc5+?
      • 1...Ka4
        • 2.Qa6#
        • 2.Qa8#
      • 1...Ka5
        • 2.Qa8#
      • 1...Kc4!
    • 1.Qh3?
      • 1...Kc4
        • 2.Qb3#
      • 1...Ka5
        • 2.Qa3#
      • 1...Ka4!
    • 1.Qc5+?
      • 1...Ka5
        • 2.Qa3#
      • 1...Ka4!
    • 1.Qc7?
      • 1...Ka3
        • 2.Qa5#
      • 1...Ka4!
    • 1.Qd8?
      • 1...Ka3
        • 2.Qa5#
      • 1...Kc4
        • 2.Qd4#
      • 1...Ka4!
    • 1.Qf8+?
      • 1...Kc4
        • 2.Qc5#
      • 1...Ka5
        • 2.Qa3#
      • 1...Ka4!
  • Keys
    • 1.Qa8!
      • 1...Ka3
        • 2.Bc5#
      • 1...Ka4
        • 2.Bc5#
      • 1...Kc4
        • 2.Qe4#
      • 1...Ka5
        • 2.Bc5#

Anticipated by 1940(1856), 42024(1861), 52607(1875), 230682(1898), 198315(1920)

This anticipates 172337(1996)



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).