MESON Chess Problem Database

Problem Display
PID: 241812 (8/7B/3K2R1/5k2/8/7N/3P2P1/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1929

8/7B/3K2R1/5k2/8/7N/3P2P1/8

#2

6 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Rg4#
  • Tries
    • 1.Kc5?
      • 1...Ke4
        • 2.Rg5#
        • 2.Re6#
      • 1...Ke5!
    • 1.Sg1?
      • 1...Ke4
        • 2.Rg4#
      • 1...Kf4!
  • Keys
    • 1.Sf2!
      • 1...Kf4
        • 2.Rg4#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • K(a);S_FLIGHT::B(F)+R(E),DCHECK
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::B(F)+R(E),DCHECK
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(a);P-FLIGHT::R1(E)
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