MESON Chess Problem Database

Problem Display
PID: 208051 (2BR1R2/8/2p3p1/4k1pb/4P3/4K3/6PN/8 w - - 0 1)

Lacy, Richard

Dubuque Chess Journal, 1873

2BR1R2/8/2p3p1/4k1pb/4P3/4K3/6PN/8

#2

7 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bf3
      • 2.Sxf3#
    • 1...Bg4
      • 2.Sxg4#
    • 1...c5
      • 2.Rd5#
  • Tries
    • 1.Rf6?
      • threat
        • 2.Re6#
      • 1...Bg4
        • 2.Sxg4#
      • 1...Kxf6!
  • Keys
    • 1.g4!
      • threat
        • 2.Sf3#
      • 1...Bxg4
        • 2.Sxg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • B(c);N_GUARD::S(B),XB(c)
    • P(d);N_GUARD::R1(F)
  • Tries
    • Try
      • R(G);
      • Threat
        • R1(G)
      • Vars
        • B(c);N_GUARD::S(B),XB(c)
      • Refutation
        • K(a);S_FLIGHT,XR(G)
  • Actual
    • P(A);
    • Threat
      • S(B)
    • Vars
      • B(c);XP(A)::S(B),XB(c)
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