MESON Chess Problem Database

Problem Display
PID: 46445 (8/1RNR4/2k1n3/8/2K5/2b5/8/8 w - - 0 1)

Lincoln, Robert A

Still More Fun with Chess Miniatures, 2002

8/1RNR4/2k1n3/8/2K5/2b5/8/8

#2

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Sb5?
      • threat
        • 2.Sa7#
      • 1...Sc7
        • 2.Rdxc7#
      • 1...Bd4!
    • 1.Sa6?
      • threat
        • 2.Sb8#
      • 1...Be5
        • 2.Sb4#
      • 1...Sc7!
    • 1.Sxe6?
      • threat
        • 2.Sd8#
      • 1...Ba5
        • 2.Sd4#
      • 1...Bf6!
  • Keys
    • 1.Sd5!
      • threat
        • 2.Se7#
      • 1...Sc7
        • 2.Rbxc7#
      • 1...Bb4
        • 2.Sxb4#
      • 1...Bf6
        • 2.Sb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Threat
        • S(C)
      • Vars
        • S(c);N_GUARD::R1(D),XS(c)
      • Refutation
        • B(a);
    • Try
      • S(C);
      • Threat
        • S(C)
      • Vars
        • B(a);N_GUARD::S(C)
      • Refutation
        • S(c);
    • Try
      • S(C);XS(c)
      • Threat
        • S(C)
      • Vars
        • B(a);N_GUARD::S(C)
      • Refutation
        • B(a);
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • S(c);N_GUARD::R1(B),XS(c)
      • B(a);N_GUARD::S(C),XB(a)
      • B(a);N_GUARD::S(C)
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