MESON Chess Problem Database

Problem Display
PID: 264123 (8/8/3K3P/6kB/7R/4R3/6P1/4B3 w - - 0 1)

Hoeg, Nils

Tijdschrift vd KNSB, 1907

8/8/3K3P/6kB/7R/4R3/6P1/4B3

#2

7 + 1

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Re5+?
      • 1...Kf6
        • 2.Rf4#
      • 1...Kxh6!
  • Keys
    • 1.Bd2!
      • 1...Kxh4
        • 2.Rh3#
      • 1...Kf5
        • 2.Rf3#
      • 1...Kf6
        • 2.Rf3#
      • 1...Kxh6
        • 2.Re7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • K(a);N_GUARD,S_FLIGHT::R(D)
      • Refutation
        • K(a);S_FLIGHT,XP(G)
  • Actual
    • B(A);
    • Vars
      • K(a);N_GUARD,S_FLIGHT,XR(D)::R1(C)
      • K(a);N_GUARD,P-FLIGHT::R(C)
      • K(a);N_GUARD,S_FLIGHT::R(C)
      • K(a);N_GUARD,S_FLIGHT,XP(G)::B(A)+R(C)
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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).