Problem Display
PID: 81733 (4k3/8/4K3/4p3/8/8/4Q3/8 w - - 0 1)

Hornecker, Siegfried

Wikipedia, 2007

4k3/8/4K3/4p3/8/8/4Q3/8

#2

2 + 2


273 Mat Plus 2007
5454 Near Snap 2009
  • SOUND
  • Tries
    • 1.Qb5+?
      • 1...Kd8
        • 2.Qd7#
        • 2.Qb8#
      • 1...Kf8!
    • 1.Qh5+?
      • 1...Kf8
        • 2.Qf7#
        • 2.Qh8#
      • 1...Kd8!
    • 1.Qb2?
      • threat
        • 2.Qb8#
      • 1...Kd8
        • 2.Qb8#
      • 1...Kf8!
    • 1.Qh2?
      • threat
        • 2.Qh8#
      • 1...Kf8
        • 2.Qh8#
      • 1...Kd8!
  • Keys
    • 1.Qxe5!
      • threat
        • 2.Qb8#
        • 2.Qh8#
      • 1...Kd8
        • 2.Qb8#
      • 1...Kf8
        • 2.Qh8#

Anticipated by 44561(1870), 47232(1906), 22033(1923)



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).