MESON Chess Problem Database

Problem Display
PID: 16515 (8/1bB5/5nB1/7P/7R/3p1k2/3P4/5K2 w - - 0 1)

Goulding, W

Chess, 1941

8/1bB5/5nB1/7P/7R/3p1k2/3P4/5K2

#2

6 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Sg4
      • 2.Rh3#
    • 1...Sd5
      • 2.Be4#
    • 1...Sxh5
      • 2.Bxh5#
  • Tries
    • 1.Bxd3?
      • threat
        • 2.Be2#
      • 1...Sg4
        • 2.Rh3#
      • 1...Ba6!
    • 1.Bf5?
      • threat
        • 2.Rh3#
      • 1...Se4
        • 2.Bg4#
      • 1...Sxh5!
  • Keys
    • 1.Bh2!
      • threat
        • 2.Rf4#
      • 1...Sxh5
        • 2.Bxh5#
      • 1...Sg4
        • 2.Rh3#
      • 1...Sd5
        • 2.Be4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • S(c);SBLOCK::R(C)
    • S(c);N_GUARD,S_CUTB(d)::B(E)
    • S(c);OGATE,XP(D)::B(E),XS(c)
  • Tries
    • Try
      • B(E);XP(a)
      • Threat
        • B(E)
      • Vars
        • S(c);SBLOCK::R(C)
      • Refutation
        • B(d);P_PINB(E)
    • Try
      • B(E);
      • Threat
        • R(C)
      • Vars
        • S(c);N_GUARD,SBLOCK::B(E)
      • Refutation
        • S(c);XP(D)
  • Actual
    • B(F);
    • Threat
      • R1(C)
    • Vars
      • S(c);OGATE,XP(D)::B(E),XS(c)
      • S(c);SBLOCK::R(C)
      • S(c);N_GUARD,S_CUTB(d)::B(E)
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