MESON Chess Problem Database

Problem Display
PID: 241878 (8/2Q5/8/4P3/3kP1BR/8/4K3/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1931

8/2Q5/8/4P3/3kP1BR/8/4K3/8

#2

6 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kxe4
      • 2.Be6#
  • Tries
    • 1.Qa5?
      • 1...Kxe4
        • 2.Bh3#
        • 2.Be6#
        • 2.Bd7#
        • 2.Bc8#
      • 1...Kc4!
    • 1.Qc3+?
      • 1...Kxe4
        • 2.Be6#
      • 1...Kxc3!
    • 1.Qc5+?
      • 1...Kxe4
        • 2.Bh3#
        • 2.Be6#
        • 2.Bd7#
        • 2.Bc8#
      • 1...Kxc5!
  • Keys
    • 1.Rh5!
      • 1...Kxe4
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);OGATEB,P-FLIGHT,XP(B)::R(D)+B(C)
  • Tries
    • Try
      • Q(F);
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(F);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(B)::R(D)+B(C)
      • Refutation
        • K(a);S_FLIGHT,XQ(F)
    • Try
      • Q(F);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(F)
  • Actual
    • R(D);
    • Vars
      • K(a);P-FLIGHT,XP(B)::QAR2(F)
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