MESON Chess Problem Database

Problem Display
PID: 242008 (8/7p/7Q/8/6PP/6k1/6B1/6K1 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1935

8/7p/7Q/8/6PP/6k1/6B1/6K1

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kxg4
      • 2.Qg5#
  • Tries
    • 1.Kh1?
      • 1...Kxg4
        • 2.Qg5#
      • 1...Kf2!
    • 1.Qe3+?
      • 1...Kxg4
        • 2.Qg5#
      • 1...Kxh4!
    • 1.Qg5?
      • 1...h5
        • 2.gxh5#
      • 1...h6!
  • Keys
    • 1.Kf1!
      • 1...Kh2
        • 2.Qf4#
        • 2.Qd6#
      • 1...Kxg4
        • 2.Qg5#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);OGATEB,P-FLIGHT,XP(C)::QAR1(E)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(C)::QAR1(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(C)::QAR1(E)
      • Refutation
        • K(a);S_FLIGHT,XP(D)
    • Try
      • Q(E);
      • Vars
        • P(b);OGATE::QAR(E)+P(C),XP(b)
      • Refutation
        • P(b);
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • K(a);OGATEB,P-FLIGHT,XP(C)::QAR1(E)
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