MESON Chess Problem Database

Problem Display
PID: 242038 (8/8/1Q6/3k1P2/8/N3K3/P7/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1936

8/8/1Q6/3k1P2/8/N3K3/P7/8

#2

5 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qe6#
  • Tries
    • 1.Sb1?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kc4!
    • 1.Sb5?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kc4!
    • 1.Qa6?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kc5!
    • 1.Qc6+?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kxc6!
    • 1.Qg6?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kc5!
    • 1.Qh6?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kc5!
  • Keys
    • 1.Sc2!
      • 1...Kc4
        • 2.Qc6#
      • 1...Ke5
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAR1(E)
  • Tries
    • Try
      • S(B);
      • Vars
        • K(a);P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(B);
      • Vars
        • K(a);P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);
      • Vars
        • K(a);P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);S_FLIGHT,XQ(E)
    • Try
      • Q(E);
      • Vars
        • K(a);P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(E);
      • Vars
        • K(a);P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(B);
    • Vars
      • K(a);S_FLIGHT::QAR2(E)
      • K(a);P-FLIGHT::QAR1(E)
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