MESON Chess Problem Database

Problem Display
PID: 150132 (6R1/3B4/7p/6pr/4Q3/4K1kP/8/8 w - - 0 1)

Fothergill, Percival Guy Laugham (PGLF)

Hampstead and Highgate Express, 1895

(First published on Sat Aug 3 1895)

6R1/3B4/7p/6pr/4Q3/4K1kP/8/8

#2

5 + 4

14867 BCPS Library 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Qc2?
      • threat
        • 2.Qf2#
      • 1...Kh4
        • 2.Qf2#
      • 1...g4!
    • 1.Qg2+?
      • 1...Kh4
        • 2.Qf2#
        • 2.Qg4#
      • 1...Kxg2!
    • 1.Qf3+?
      • 1...Kh4
        • 2.Qg4#
        • 2.Qf2#
      • 1...Kh2!
  • Keys
    • 1.Qh1!
      • 1...Kh4
        • 2.Qe1#
      • 1...Rxh3
        • 2.Qxh3#
      • 1...Rh4
        • 2.Qg1#
      • 1...g4
        • 2.Rxg4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);
      • Threat
        • QAB1(C)
      • Vars
        • K(a);N_SPINP(b),S_FLIGHT::QAB(C)
      • Refutation
        • P(b);
    • Try
      • Q(C);CHECK
      • Refutation
        • K(a);P-FLIGHT,XQ(C)
    • Try
      • Q(C);CHECK
      • Refutation
        • K(a);N_SPINP(b),S_FLIGHT
  • Actual
    • Q(C);
    • Vars
      • K(a);N_SPINP(b),S_FLIGHT::QAB(C)
      • R(c);OGATE,XP(B)::QAR1(C),XR(c)
      • R(c);SBLOCK::QAR2(C)
      • P(b);OGATE::R1(E),XP(b)
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