Problem Display
PID: 92914 (8/1p6/5RN1/8/3k4/8/8/1K3B1Q w - - 0 1)

Svedberg, John Arvid

Schackvarlden, 1925

8/1p6/5RN1/8/3k4/8/8/1K3B1Q

#2

5 + 2


6490 yacpdb 2009
5454 Near Snap 2010
  • SOUND
  • Tries
    • 1.Qh4+?
      • 1...Ke3
        • 2.Qf4#
      • 1...Kc5
        • 2.Qc4#
      • 1...Kd5
        • 2.Qc4#
      • 1...Kc3!
  • Keys
    • 1.Qh2!
      • threat
        • 2.Qe5#
      • 1...Kc3
        • 2.Qb2#
      • 1...Ke3
        • 2.Qf4#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc5
        • 2.Qd6#
      • 1...Kd5
        • 2.Qe5#

Anticipated by 1937(1853), 222384(1884)

This anticipates 53663(1950), 157915(1958)



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).