MESON Chess Problem Database

Problem Display
PID: 143147 (3N4/6B1/4N1k1/6P1/8/7K/B7/8 w - - 0 1)

Williams, Philip Hamilton

British Chess Magazine, 1893

3N4/6B1/4N1k1/6P1/8/7K/B7/8

#2

6 + 1

SOLUTION

  • SOUND
  • Sets
    • 1...Kf5
      • 2.Bb1#
  • Tries
    • 1.Kh4?
      • threat
        • 2.Bb1#
      • 1...Kf5
        • 2.Bb1#
      • 1...Kh7!
    • 1.Ba1?
      • 1...Kf5
        • 2.Bb1#
      • 1...Kh7
        • 2.Sf8#
      • 1...Kh5!
    • 1.Bb2?
      • 1...Kf5
        • 2.Bb1#
      • 1...Kh7
        • 2.Sf8#
      • 1...Kh5!
    • 1.Bc3?
      • 1...Kf5
        • 2.Bb1#
      • 1...Kh7
        • 2.Sf8#
      • 1...Kh5!
    • 1.Bd4?
      • 1...Kf5
        • 2.Bb1#
      • 1...Kh7
        • 2.Sf8#
      • 1...Kh5!
  • Keys
    • 1.Bf6!
      • 1...Kf5
        • 2.Bb1#
      • 1...Kh5
        • 2.Sf4#
      • 1...Kh7
        • 2.Sf8#

FEATURES

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