MESON Chess Problem Database

Problem Display
PID: 42192 (4N3/3p3q/1RP5/K2P1n1r/2kBB3/p4N1R/r1n1P3/1b6 w - - 0 1)

Dawson, Thomas Rayner

British Chess Magazine, 1946

4N3/3p3q/1RP5/K2P1n1r/2kBB3/p4N1R/r1n1P3/1b6

#2

10 + 9

3979 Systematic Terminology 1984
15256 TRD Scrapbook 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Sa1
      • 2.Rb4#
    • 1...Se1
      • 2.Rb4#
    • 1...Sce3
      • 2.Rb4#
    • 1...Sb4
      • 2.Rxb4#
    • 1...Sfe3
      • 2.Sd6#
    • 1...Sg3
      • 2.Sd6#
    • 1...Sh4
      • 2.Sd6#
    • 1...Sd6
      • 2.Sxd6#
    • 1...Sh6
      • 2.Sd6#
    • 1...Se7
      • 2.Sd6#
    • 1...Sg7
      • 2.Sd6#
  • Keys
    • 1.Rb5!
      • threat
        • 2.Bd3#
      • 1...Scxd4
        • 2.Se5#
      • 1...Sfxd4
        • 2.Sd2#
      • 1...Sb4
        • 2.Rxb4#
      • 1...Sa1
        • 2.Rb4#
      • 1...Se1
        • 2.Rb4#
      • 1...Sce3
        • 2.Rb4#
      • 1...Sfe3
        • 2.Sd6#
      • 1...Sg3
        • 2.Sd6#
      • 1...Sh4
        • 2.Sd6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...Sh6
        • 2.Sd6#
      • 1...Se7
        • 2.Sd6#
      • 1...Sg7
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(c);N_GUARD::R1(H)
    • S(c);N_GUARD::R1(H),XS(c)
    • S(f);N_GUARD,P_PINP(G)::S(J)
    • S(f);N_GUARD,P_PINP(G)::S(J),XS(f)
  • Actual
    • R(H);
    • Threat
      • B(E)
    • Vars
      • S(c);SBLOCK,XB(D)::S(B)
      • S(f);SBLOCK,XB(D)::S(B)
      • S(c);N_GUARD::R1(H),XS(c)
      • S(c);N_GUARD::R1(H)
      • S(f);N_GUARD::S(J)
      • S(f);N_GUARD::S(J),XS(f)
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