MESON Chess Problem Database

Problem Display
PID: 229162 (6K1/8/3R4/4kNR1/2P1r2P/3B1bP1/8/8 w - - 0 1)

Markus, Gustav

Reichspost, 1926

6K1/8/3R4/4kNR1/2P1r2P/3B1bP1/8/8

#2

8 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Rd5+?
      • 1...Ke6
        • 2.Rg6#
      • 1...Kf6!
  • Keys
    • 1.Rgg6!
      • threat
        • 2.Rd5#
      • 1...Kxf5
        • 2.Rg5#
      • 1...Rxc4
        • 2.Rge6#
      • 1...Rxh4
        • 2.Rde6#
        • 2.Rge6#
      • 1...Re1
        • 2.Rde6#
        • 2.Rge6#
      • 1...Re2
        • 2.Rde6#
        • 2.Rge6#
      • 1...Re3
        • 2.Rde6#
        • 2.Rge6#
      • 1...Rd4
        • 2.Rde6#
        • 2.Rge6#
      • 1...Rf4
        • 2.Rde6#
        • 2.Rge6#
      • 1...Rg4
        • 2.Re6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(G);CHECK
      • Vars
        • K(c);P-FLIGHT::R(F)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • R(F);
    • Threat
      • R1(G)
    • Vars
      • K(c);OGATEB,P-FLIGHT,P_SPINR(b),XS(E)::R1(F)
      • R(b);XP(C)::R1(F)
      • R(b);P_PINR(F)::R1(G)
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).