MESON Chess Problem Database

Problem Display
PID: 76957 (7Q/8/8/6p1/6k1/3BP3/5K2/8 w - - 0 1)

Davey, David Murray

The Tablet, 1948

(First published on Sat Feb 28 1948)

7Q/8/8/6p1/6k1/3BP3/5K2/8

#2

4 + 2

15239 Valois Notebooks 2016

SOLUTION

  • SOUND
  • Tries
    • 1.Ke1?
      • 1...Kf3
        • 2.Qh3#
      • 1...Kg3!
    • 1.Kf1?
      • 1...Kf3
        • 2.Qh3#
      • 1...Kg3!
    • 1.Kg1?
      • 1...Kf3
        • 2.Qh3#
      • 1...Kg3!
    • 1.Qc8+?
      • 1...Kh5
        • 2.Qh3#
      • 1...Kh4!
    • 1.Qe8?
      • 1...Kh3
        • 2.Qh5#
      • 1...Kh4!
  • Keys
    • 1.Bh7!
      • 1...Kh3
        • 2.Bf5#
      • 1...Kh4
        • 2.Bf5#
      • 1...Kh5
        • 2.Bf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(D);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(D);
      • Vars
        • K(a);S_FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(B);
    • Vars
      • K(a);S_FLIGHT::QAR(D)+B(B),DCHECK
      • K(a);P-FLIGHT::QAR(D)+B(B)
      • K(a);S_FLIGHT::QAR(D)+B(B)
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