MESON Chess Problem Database

Problem Display
PID: 5983 (2n1N3/8/2B5/8/2k5/B3P3/2K5/8 w - - 0 1)

Fuchs, Georges Matthieu

Bulletin de la FFE, 1926

2n1N3/8/2B5/8/2k5/B3P3/2K5/8

#2

5 + 2

5454 Near Snap 2018
5454 Near Snap 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Sb6
      • 2.Sd6#
    • 1...Sd6
      • 2.Sxd6#
    • 1...Sa7
      • 2.Sd6#
    • 1...Se7
      • 2.Sd6#
  • Tries
    • 1.Bh1?
      • 1...Sb6
        • 2.Sd6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...Sa7
        • 2.Sd6#
      • 1...Se7
        • 2.Sd6#
      • 1...Kb5!
    • 1.Bg2?
      • 1...Sb6
        • 2.Sd6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...Sa7
        • 2.Sd6#
      • 1...Se7
        • 2.Sd6#
      • 1...Kb5!
    • 1.Bf3?
      • 1...Sb6
        • 2.Sd6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...Sa7
        • 2.Sd6#
      • 1...Se7
        • 2.Sd6#
      • 1...Kb5!
    • 1.Be4?
      • 1...Sb6
        • 2.Sd6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...Sa7
        • 2.Sd6#
      • 1...Se7
        • 2.Sd6#
      • 1...Kb5!
    • 1.Bb7?
      • 1...Sb6
        • 2.Sd6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...Sa7
        • 2.Sd6#
      • 1...Se7
        • 2.Sd6#
      • 1...Kb5!
    • 1.Ba8?
      • 1...Sb6
        • 2.Sd6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...Sa7
        • 2.Sd6#
      • 1...Se7
        • 2.Sd6#
      • 1...Kb5!
  • Keys
    • 1.Sc7!
      • threat
        • 2.Bb5#
        • 2.Bd5#
      • 1...Sb6
        • 2.Bb5#
      • 1...Sd6
        • 2.Bd5#
      • 1...Sa7
        • 2.Bd5#
      • 1...Se7
        • 2.Bb5#

This anticipates 185162(1948), 121096(1969)

FEATURES

  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 4
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • S(b);N_GUARD::S(E)
    • S(b);N_GUARD::S(E),XS(b)
  • Tries
    • Try
      • B(D);
      • Vars
        • S(b);N_GUARD::S(E)
        • S(b);N_GUARD::S(E),XS(b)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • S(b);N_GUARD::S(E)
        • S(b);N_GUARD::S(E),XS(b)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • S(b);N_GUARD::S(E)
        • S(b);N_GUARD::S(E),XS(b)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • S(b);N_GUARD::S(E)
        • S(b);N_GUARD::S(E),XS(b)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • S(b);N_GUARD::S(E)
        • S(b);N_GUARD::S(E),XS(b)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • S(b);N_GUARD::S(E)
        • S(b);N_GUARD::S(E),XS(b)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(E);
    • Threat
      • DUALS(2)
    • Vars
      • S(b);::B(D)
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