MESON Chess Problem Database

Problem Display
PID: 132846 (8/8/8/5Q1b/6pp/4p1kP/8/4K2R w K - 0 1)

Hulme, R

The Field, 1959

(First published on Sat Mar 7 1959)

8/8/8/5Q1b/6pp/4p1kP/8/4K2R

#2

4 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Bg6
      • 2.Qxg4#
    • 1...Bf7
      • 2.Qxg4#
    • 1...Be8
      • 2.Qxg4#
    • 1...e2
      • 2.Qf2#
  • Tries
    • 1.Kf1?
      • 1...gxh3
        • 2.Rxh3#
      • 1...Bg6
        • 2.Qxg4#
      • 1...Bf7
        • 2.Qxg4#
      • 1...Be8
        • 2.Qxg4#
      • 1...e2+!
  • Keys
    • 1.0-0!
      • 1...Kxh3
        • 2.Rf3#
      • 1...gxh3
        • 2.Qf4#
      • 1...Bg6
        • 2.Qxg4#
      • 1...Bf7
        • 2.Qxg4#
      • 1...Be8
        • 2.Qxg4#
      • 1...e2
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(e);N_GUARD::QAR1(D),XP(c)
    • P(a);N_GUARD::QAB1(D)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(c);OGATE,XP(C)::R1(B),XP(c)
        • B(e);N_GUARD::QAR1(D),XP(c)
      • Refutation
        • P(a);CHECK
  • Actual
    • K(A);0-0
    • Vars
      • K(b);P-FLIGHT,P_SPINP(c),XP(C)::R(B)
      • P(c);SBLOCK,XP(C)::QAB1(D)
      • B(e);N_GUARD::QAR1(D),XP(c)
      • P(a);OGATEB::QAR(D)
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