MESON Chess Problem Database

Problem Display
PID: 152976 (K1Q5/4p1B1/3k4/3p4/8/8/8/8 w - - 0 1)

Dawson, Thomas Rayner

British Chess Magazine, 1943

K1Q5/4p1B1/3k4/3p4/8/8/8/8

#2

3 + 3

15256 TRD Scrapbook 2014

SOLUTION

  • SOUND
  • Sets
    • 1...e5
      • 2.Bf8#
  • Tries
    • 1.Kb8?
      • 1...e5
        • 2.Bf8#
      • 1...e6
        • 2.Qc7#
      • 1...d4!
    • 1.Bd4?
      • 1...e5
        • 2.Bc5#
      • 1...e6!
  • Keys
    • 1.Kb7!
      • threat
        • 2.Qc6#
      • 1...e5
        • 2.Bf8#
      • 1...e6
        • 2.Qc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(c);OGATEB,SBLOCK::B(A)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • P(c);OGATEB,SBLOCK::B(A)
        • P(c);SBLOCK::QAB1(C)
      • Refutation
        • P(a);
    • Try
      • B(A);
      • Vars
        • P(c);SBLOCK::B(A)
      • Refutation
        • P(c);
  • Actual
    • K(B);S_FLIGHT
    • Threat
      • QAR1(C)
    • Vars
      • P(c);OGATEB,SBLOCK::B(A)
      • P(c);SBLOCK::QAB1(C)
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