MESON Chess Problem Database

Problem Display
PID: 150133 (8/5Qp1/6P1/p7/K1pk1B1N/8/2B5/8 w - - 0 1)

Williams, Philip Hamilton

Hampstead and Highgate Express, 1895

(First published on Sat Aug 10 1895)

8/5Qp1/6P1/p7/K1pk1B1N/8/2B5/8

#2

6 + 4

14867 BCPS Library 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Kb5?
      • threat
        • 2.Qxc4#
      • 1...c3
        • 2.Sf3#
        • 2.Sf5#
        • 2.Qc4#
        • 2.Qd7#
      • 1...Kc3!
    • 1.Qe6?
      • threat
        • 2.Qe5#
      • 1...Kc5
        • 2.Be3#
        • 2.Qd6#
      • 1...c3
        • 2.Be3#
      • 1...Kc3!
    • 1.Qf6+?
      • 1...Kc5
        • 2.Qd6#
      • 1...Kd5
        • 2.Qd6#
      • 1...gxf6!
    • 1.Qd7+?
      • 1...Kc5
        • 2.Be3#
        • 2.Qd6#
      • 1...Kc3!
  • Keys
    • 1.Be4!
      • 1...Kc3
        • 2.Qxg7#
      • 1...Kxe4
        • 2.Qxc4#
      • 1...Kc5
        • 2.Qa7#
      • 1...c3
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(B);S_FLIGHT
      • Threat
        • QAR1(F),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(F);
      • Threat
        • QAB1(F)
      • Vars
        • P(a);SBLOCK::B(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(F);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB1(F)
        • K(b);P-FLIGHT::QAR1(F)
      • Refutation
        • P(d);XQ(F)
    • Try
      • Q(F);CHECK
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • B(A);
    • Vars
      • K(b);S_FLIGHT::QAB(F),XP(d)
      • K(b);P-FLIGHT,XB(A)::QAR2(F),XP(a)
      • K(b);S_FLIGHT::QAB(F)
      • P(a);SBLOCK::QAR1(F)
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