MESON Chess Problem Database

Problem Display
PID: 258855 (1K6/8/3P4/4k3/Q6P/6N1/B6B/8 w - - 0 1)

Williams, Philip Hamilton

Manchester Weekly Times, 1893

(First published on Fri Jun 16 1893)

1K6/8/3P4/4k3/Q6P/6N1/B6B/8

#2

7 + 1

15239 Valois Notebooks 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Qc4?
      • 1...Kxd6
        • 2.Qc7#
      • 1...Kf6!
    • 1.Qe4+?
      • 1...Kf6
        • 2.Sh5#
      • 1...Kxd6!
    • 1.Qg4?
      • threat
        • 2.Sh5#
      • 1...Kf6
        • 2.Se4#
        • 2.Sh5#
        • 2.Qg5#
      • 1...Kxd6!
  • Keys
    • 1.Qc2!
      • 1...Kd4
        • 2.Sf5#
      • 1...Kf4
        • 2.Qe4#
      • 1...Kxd6
        • 2.Qc7#
      • 1...Kf6
        • 2.Sh5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);
      • Vars
        • K(a);OGATEB,S_FLIGHT,XP(F)::QAB1(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(D);CHECK
      • Vars
        • K(a);N_GUARD,S_FLIGHT::S(C)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
    • Try
      • Q(D);
      • Threat
        • B(B)+S(C)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
  • Actual
    • Q(D);
    • Vars
      • K(a);N_GUARD,S_FLIGHT::S(C)
      • K(a);N_GUARD,S_FLIGHT::QAR1(D)
      • K(a);OGATEB,S_FLIGHT,XP(F)::QAB1(D)
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