MESON Chess Problem Database

Problem Display
PID: 234461 (2k5/1N1N4/2K5/6b1/8/2B5/6R1/8 w - - 0 1)

Lincoln, Robert A

ChessStar, 2013

2k5/1N1N4/2K5/6b1/8/2B5/6R1/8

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bc1
      • 2.Rg8#
    • 1...Bd2
      • 2.Rg8#
    • 1...Be3
      • 2.Rg8#
    • 1...Bf4
      • 2.Rg8#
    • 1...Bd8
      • 2.Sd6#
  • Tries
    • 1.Ba5?
      • threat
        • 2.Sd6#
      • 1...Bf4
        • 2.Rg8#
      • 1...Be7!
    • 1.Bf6?
      • threat
        • 2.Sd6#
      • 1...Bf4
        • 2.Rg8#
      • 1...Bxf6!
  • Keys
    • 1.Be5!
      • threat
        • 2.Sb6#
      • 1...Be3
        • 2.Rg8#
      • 1...Bd8
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • B(a);OGATE::R(A)
    • B(a);SBLOCK::S(D)
  • Tries
    • Try
      • B(B);
      • Threat
        • S(D)
      • Vars
        • B(a);OGATE::R(A)
      • Refutation
        • B(a);
    • Try
      • B(B);
      • Threat
        • S(D)
      • Vars
        • B(a);OGATE::R(A)
      • Refutation
        • B(a);XB(B)
  • Actual
    • B(B);
    • Threat
      • S(E)
    • Vars
      • B(a);OGATE::R(A)
      • B(a);SBLOCK::S(D)
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