MESON Chess Problem Database

Problem Display
PID: 132734 (4n3/R6R/4k3/6p1/3K2P1/8/8/8 w - - 0 1)

Marysko, Milos

The Field, 1958

(First published on Thu May 1 1958)

4n3/R6R/4k3/6p1/3K2P1/8/8/8

#2

4 + 3

6230 Ajedrez Artistico 1968
5454 Near Snap 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kd6
      • 2.Ra6#
    • 1...Kf6
      • 2.Rh6#
    • 1...Sd6
      • 2.Rh6#
    • 1...Sf6
      • 2.Ra6#
    • 1...Sg7
      • 2.Rh6#
  • Keys
    • 1.Rab7!
      • 1...Kd6
        • 2.Rb6#
      • 1...Kf6
        • 2.Rh6#
      • 1...Sd6
        • 2.Rh6#
      • 1...Sf6
        • 2.Rb6#
      • 1...Sc7
        • 2.Rb6#
      • 1...Sg7
        • 2.Rh6#

Anticipated by 2075(1350), 4672(1886), 249051(1947)

This anticipates 11700(1971), 176200(1976), 152675(2011)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::R(C)
    • K(b);P-FLIGHT::R(D)
    • S(c);N_GUARD,SBLOCK::R(D)
    • S(c);N_GUARD,SBLOCK::R(C)
    • S(c);N_GUARD::R(D)
  • Actual
    • R(C);
    • Vars
      • K(b);P-FLIGHT::R(C)
      • K(b);P-FLIGHT::R(D)
      • S(c);N_GUARD,SBLOCK::R(D)
      • S(c);N_GUARD,SBLOCK::R(C)
      • S(c);N_GUARD::R(C)
      • S(c);N_GUARD::R(D)
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