MESON Chess Problem Database

Problem Display
PID: 241796 (8/5p2/5K2/8/3k1p2/5B2/2Q5/7N w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1929

8/5p2/5K2/8/3k1p2/5B2/2Q5/7N

#2

4 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke3
      • 2.Qc3#
  • Tries
    • 1.Kf5?
      • 1...Ke3
        • 2.Qc3#
      • 1...f6!
    • 1.Be4?
      • 1...Ke3
        • 2.Qd3#
      • 1...f3!
    • 1.Qc4+?
      • 1...Ke3
        • 2.Qc3#
      • 1...Kxc4!
    • 1.Qc6?
      • 1...Ke3
        • 2.Qc3#
      • 1...Kd3!
    • 1.Qc7?
      • 1...Ke3
        • 2.Qc3#
      • 1...Kd3!
    • 1.Qc8?
      • 1...Ke3
        • 2.Qc3#
      • 1...Kd3!
  • Keys
    • 1.Kxf7!
      • 1...Ke3
        • 2.Qc3#
      • 1...Ke5
        • 2.Qc5#

FEATURES

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