Problem Display
PID: 193729 (8/Q7/8/8/8/1b2K3/8/4k3 w - - 0 1)

Massmann, Wilhelm Karl Heinrich

Deutsche Schachblatter, 1916

8/Q7/8/8/8/1b2K3/8/4k3

#2

2 + 2


5454 Near Snap 2019
3713 Snap 2019
6490 yacpdb 2019
  • SOUND
  • Sets
    • 1...Bc4
      • 2.Qa1#
    • 1...Bd5
      • 2.Qa1#
    • 1...Be6
      • 2.Qa1#
    • 1...Bf7
      • 2.Qa1#
    • 1...Bg8
      • 2.Qa1#
  • Tries
    • 1.Qa5+?
      • 1...Kd1
        • 2.Qd2#
      • 1...Kf1!
    • 1.Qb7?
      • threat
        • 2.Qh1#
      • 1...Kf1
        • 2.Qh1#
      • 1...Bc4
        • 2.Qb1#
      • 1...Bd5
        • 2.Qb1#
      • 1...Kd1!
    • 1.Qa8?
      • threat
        • 2.Qh1#
      • 1...Kf1
        • 2.Qh1#
      • 1...Bc4
        • 2.Qa1#
      • 1...Bd5
        • 2.Qa1#
      • 1...Kd1!
  • Keys
    • 1.Qh7!
      • threat
        • 2.Qh1#
      • 1...Kd1
        • 2.Qb1#
      • 1...Kf1
        • 2.Qh1#
      • 1...Bc4
        • 2.Qb1#
      • 1...Bd5
        • 2.Qb1#

Anticipated by 110515(1870), 183106(1907)

This anticipates 166257(1917), 169981(2017)



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).