MESON Chess Problem Database

Problem Display
PID: 241763 (8/8/6p1/2p3R1/2K1p3/4k3/6Q1/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1928

8/8/6p1/2p3R1/2K1p3/4k3/6Q1/8

#2

3 + 4

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Qg3#
  • Tries
    • 1.Kc3?
      • 1...Kf4
        • 2.Qg3#
      • 1...c4!
    • 1.Kxc5?
      • 1...Kf4
        • 2.Qg3#
      • 1...Kd3!
  • Keys
    • 1.Rg4!
      • 1...g5
        • 2.Rxe4#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • K(a);S_FLIGHT::QAB1(A)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAB1(A)
      • Refutation
        • P(c);
    • Try
      • K(B);P-FLIGHT,XP(c)
      • Vars
        • K(a);S_FLIGHT::QAB1(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • R(C);
    • Vars
      • P(d);::R1(C),XP(b)
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