MESON Chess Problem Database

Problem Display
PID: 141861 (8/3K1p2/8/4kpp1/1N6/2R4P/5Q2/1b5B w - - 0 1)

Lane, Henry Fitzgerald William

Bradford Observer Budget, 1898

(First published on Sat Nov 5 1898)

8/3K1p2/8/4kpp1/1N6/2R4P/5Q2/1b5B

#2

6 + 5

14867 BCPS Library 2011

SOLUTION

  • SOUND
  • Sets
    • 1...f6
      • 2.Sc6#
      • 2.Rc5#
  • Tries
    • 1.Ke7?
      • threat
        • 2.Sc6#
        • 2.Rc5#
      • 1...f4
        • 2.Rc5#
        • 2.Qc5#
      • 1...Ba2
        • 2.Sd3#
        • 2.Sc6#
        • 2.Qe3#
      • 1...Be4!
    • 1.Qc5+?
      • 1...Kf4
        • 2.Qe3#
        • 2.Qd6#
        • 2.Qc7#
      • 1...Kf6!
    • 1.Qb6?
      • threat
        • 2.Qd6#
      • 1...Kf4
        • 2.Qe3#
        • 2.Qc7#
        • 2.Qd6#
        • 2.Qb8#
      • 1...f4!
  • Keys
    • 1.Qb2!
      • threat
        • 2.Rc4#
      • 1...Kd4
        • 2.Sc6#
      • 1...Kf4
        • 2.Qh2#
      • 1...Kf6
        • 2.Rc6#
      • 1...Be4
        • 2.Rf3#
      • 1...f4
        • 2.Rc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(F);P-FLIGHT
      • Threat
        • DUALS(2)
      • Refutation
        • B(a);
    • Try
      • Q(B);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(B);
      • Threat
        • QAB1(B)
      • Refutation
        • P(c);
  • Actual
    • Q(B);
    • Threat
      • QAB(B)+R(C)
    • Vars
      • K(b);S_FLIGHT::S(E)
      • K(b);S_FLIGHT::QAB(B)
      • K(b);S_FLIGHT::QAB(B)+R(C),DCHECK
      • B(a);SBLOCK::QAB(B)+R(C)
      • P(c);SBLOCK::QAB(B)+R(C),DCHECK
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