MESON Chess Problem Database

Problem Display
PID: 242083 (8/8/8/8/6K1/8/3P1k1B/3Q4 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1936

8/8/8/8/6K1/8/3P1k1B/3Q4

#2

4 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kg2
      • 2.Qg1#
  • Tries
    • 1.Qa1?
      • 1...Kg2
        • 2.Qg1#
      • 1...Ke2!
    • 1.Qb1?
      • 1...Kg2
        • 2.Qg1#
      • 1...Ke2!
    • 1.Qc1?
      • 1...Kg2
        • 2.Qg1#
      • 1...Ke2!
    • 1.Qe1+?
      • 1...Kg2
        • 2.Qg1#
      • 1...Kxe1!
    • 1.d4?
      • 1...Kg2
        • 2.Qg1#
      • 1...Ke3!
  • Keys
    • 1.d3!
      • 1...Kg2
        • 2.Qg1#
      • 1...Ke3
        • 2.Bg1#

FEATURES

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