MESON Chess Problem Database

Problem Display
PID: 2564 (8/1p1p4/1P1P4/1kPN4/1B1K4/8/P1N5/8 w - - 0 1)

Moore, Thomas DS

Source?, 0000

8/1p1p4/1P1P4/1kPN4/1B1K4/8/P1N5/8

#2

8 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Ka4
      • 2.Sc3#
    • 1...Ka6
      • 2.Sc7#
  • Tries
    • 1.Kd3?
      • 1...Ka4
        • 2.Sc3#
      • 1...Ka6
        • 2.Sc7#
      • 1...Kc6!
    • 1.Ke5?
      • 1...Ka4
        • 2.Sc3#
      • 1...Ka6
        • 2.Sc7#
      • 1...Kc6
        • 2.Sd4#
      • 1...Kc4!
    • 1.Sa3+?
      • 1...Ka6
        • 2.Sc7#
      • 1...Kc6
        • 2.Se7#
      • 1...Ka4!
    • 1.a4+?
      • 1...Ka6
        • 2.Sc7#
      • 1...Kc6
        • 2.Se7#
      • 1...Kxa4!
  • Keys
    • 1.Ke4!
      • 1...Ka4
        • 2.Sc3#
      • 1...Kc4
        • 2.Sa3#
      • 1...Ka6
        • 2.Sc7#
      • 1...Kc6
        • 2.Sd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::S(F)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::S(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::S(F)
        • K(a);S_FLIGHT::S(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(B);CHECK
      • Vars
        • K(a);S_FLIGHT::S(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(A);CHECK
      • Vars
        • K(a);S_FLIGHT::S(F)
      • Refutation
        • K(a);S_FLIGHT,XP(A)
  • Actual
    • K(D);P-FLIGHT
    • Vars
      • K(a);S_FLIGHT::S(F)
      • K(a);S_FLIGHT::S(B)
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