MESON Chess Problem Database

Problem Display
PID: 39762 (4knK1/1R2B3/4n3/5B2/8/8/8/8 w - - 0 1)

Lincoln, Robert A

More Fun with Chess Miniatures, 2000

4knK1/1R2B3/4n3/5B2/8/8/8/8

#2

4 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Sg6
      • 2.Bxg6#
    • 1...Sh7
      • 2.Bg6#
  • Tries
    • 1.Bh4?
      • 1...Sc5
        • 2.Rb8#
      • 1...Sd4
        • 2.Rb8#
      • 1...Sf4
        • 2.Rb8#
      • 1...Sc7
        • 2.Rb8#
      • 1...Sg7
        • 2.Rb8#
      • 1...Sd8
        • 2.Re7#
      • 1...Sg6
        • 2.Bxg6#
      • 1...Sd7
        • 2.Bg6#
      • 1...Sh7
        • 2.Bg6#
      • 1...Sg5!
    • 1.Bg5?
      • 1...Sc5
        • 2.Rb8#
      • 1...Sd4
        • 2.Rb8#
      • 1...Sf4
        • 2.Rb8#
      • 1...Sc7
        • 2.Rb8#
      • 1...Sg7
        • 2.Rb8#
      • 1...Sd8
        • 2.Re7#
      • 1...Sg6
        • 2.Bxg6#
      • 1...Sd7
        • 2.Bg6#
      • 1...Sh7
        • 2.Bg6#
      • 1...Sxg5!
  • Keys
    • 1.Bf6!
      • 1...Sc5
        • 2.Rb8#
      • 1...Sd4
        • 2.Rb8#
      • 1...Sf4
        • 2.Rb8#
      • 1...Sg5
        • 2.Rb8#
      • 1...Sc7
        • 2.Rb8#
      • 1...Sg7
        • 2.Rb8#
      • 1...Sd8
        • 2.Re7#
      • 1...Sg6
        • 2.Bxg6#
      • 1...Sd7
        • 2.Bg6#
      • 1...Sh7
        • 2.Bg6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • S(c);N_GUARD::B(A),XS(c)
    • S(c);N_GUARD::B(A)
  • Tries
    • Try
      • B(C);
      • Vars
        • S(a);N_GUARD::R(B)
        • S(a);SBLOCK::R1(B)
        • S(c);N_GUARD::B(A),XS(c)
        • S(c);N_GUARD::B(A)
      • Refutation
        • S(a);
    • Try
      • B(C);
      • Vars
        • S(a);N_GUARD::R(B)
        • S(a);SBLOCK::R1(B)
        • S(c);N_GUARD::B(A),XS(c)
        • S(c);N_GUARD::B(A)
      • Refutation
        • S(a);XB(C)
  • Actual
    • B(C);
    • Vars
      • S(a);N_GUARD::R(B)
      • S(a);SBLOCK::R1(B)
      • S(c);N_GUARD::B(A),XS(c)
      • S(c);N_GUARD::B(A)
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