MESON Chess Problem Database

Problem Display
PID: 241729 (8/Q7/8/1k1P4/8/8/KN1P4/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1928

8/Q7/8/1k1P4/8/8/KN1P4/8

#2

5 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kb4
      • 2.Qb6#
  • Tries
    • 1.Qc7?
      • 1...Kb4
        • 2.Qb6#
      • 1...Ka6!
    • 1.d6?
      • 1...Kb4
        • 2.Qb6#
      • 1...Kc6!
  • Keys
    • 1.d4!
      • 1...Kb4
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAR2(E)
  • Tries
    • Try
      • Q(E);
      • Vars
        • K(a);P-FLIGHT::QAR2(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(D);
      • Vars
        • K(a);P-FLIGHT::QAR2(E)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(C);
    • Vars
      • K(a);P-FLIGHT::QAB1(E)
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