MESON Chess Problem Database

Problem Display
PID: 223345 (8/6N1/4Q3/6k1/8/7K/8/6N1 w - - 0 1)

Springer, Franz

Funkschach, 1926

8/6N1/4Q3/6k1/8/7K/8/6N1

#2

4 + 1

15148 Sadier Collection 2020
3713 Snap 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Kh2?
      • 1...Kh4
        • 2.Sf3#
      • 1...Kf4!
    • 1.Sf5?
      • 1...Kh5
        • 2.Qh6#
      • 1...Kf4!
  • Keys
    • 1.Kg2!
      • 1...Kf4
        • 2.Sh3#
      • 1...Kh4
        • 2.Sf3#

This anticipates 47363(1997)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::S(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(D);
      • Vars
        • K(a);P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • K(B);S_FLIGHT
    • Vars
      • K(a);S_FLIGHT::S(A)
HTML5 logo

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).