MESON Chess Problem Database

Problem Display
PID: 18278 (6Q1/1R6/4N1B1/3n4/2N1n1p1/5k2/8/4K1R1 w - - 0 1)

Daniel, Arthur William

Time & Tide, 1954

6Q1/1R6/4N1B1/3n4/2N1n1p1/5k2/8/4K1R1

#2

7 + 4

5454 Near Snap 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Se3
      • 2.Se5#
    • 1...Sf4
      • 2.Sd4#
    • 1...g3
      • 2.Bh5#
  • Keys
    • 1.Qa8!
      • 1...g3
        • 2.Bh5#
      • 1...Sf2
        • 2.Rf7#
      • 1...Sd2
        • 2.Rf7#
      • 1...Sec3
        • 2.Rf7#
      • 1...Sg3
        • 2.Rb3#
      • 1...Sc5
        • 2.Rf7#
      • 1...Sg5
        • 2.Rb3#
      • 1...Sd6
        • 2.Rb3#
      • 1...Sef6
        • 2.Rb3#
      • 1...Sdc3
        • 2.Rf7#
      • 1...Se3
        • 2.Se5#
      • 1...Sb4
        • 2.Rf7#
      • 1...Sf4
        • 2.Sd4#
      • 1...Sb6
        • 2.Rf7#
      • 1...Sdf6
        • 2.Rb3#
      • 1...Sc7
        • 2.Rb3#
      • 1...Se7
        • 2.Rb3#

Anticipated by 20917(1914), 16395(1940)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
    • S(d);SBLOCK::S(C)
    • S(d);SBLOCK::S(D)
    • P(c);OGATEB::B(E)
  • Actual
    • Q(G);
    • Vars
      • P(c);OGATEB::B(E)
      • S(b);N_GUARD,S_CUTS(d),S_CUTS(d)::R(F)
      • S(d);N_GUARD,S_CUTS(b)::R(F)
      • S(d);SBLOCK::S(C)
      • S(d);SBLOCK::S(D)
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