MESON Chess Problem Database

Problem Display
PID: 250996 (6K1/4p3/5k2/8/4Q3/7N/8/8 w - - 0 1)

Agranat, I

Jerusalem Post, 1952

(First published on Fri Jan 4 1952)

6K1/4p3/5k2/8/4Q3/7N/8/8

#2

3 + 2

15601 Albrecht-Leiss-Degener Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Qf4+?
      • 1...Kg6
        • 2.Qg5#
      • 1...Ke6!
    • 1.Qe5+?
      • 1...Kg6
        • 2.Qg5#
      • 1...Kxe5!
  • Keys
    • 1.Qd5!
      • 1...Kg6
        • 2.Qg5#
      • 1...e5
        • 2.Qf7#
      • 1...e6
        • 2.Qg5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);N_GUARD,P-FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);N_GUARD,P-FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT,XQ(B)
  • Actual
    • Q(B);
    • Vars
      • K(a);N_GUARD,P-FLIGHT::QAR1(B)
      • P(b);SBLOCK::QAR1(B)
      • P(b);SBLOCK::QAB1(B)
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