MESON Chess Problem Database

Problem Display
PID: 242057 (8/2Q5/8/6p1/1N1k2N1/4p3/4K3/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1936

8/2Q5/8/6p1/1N1k2N1/4p3/4K3/8

#2

4 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qe5#
  • Tries
    • 1.Sa2?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kd5!
    • 1.Sc2+?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kd5!
    • 1.Sd3?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kd5!
    • 1.Sd5?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kxd5!
    • 1.Sa6?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kd5!
    • 1.Qc3+?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kxc3!
    • 1.Qc5+?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kxc5!
  • Keys
    • 1.Sf6!
      • 1...g4
        • 2.Sc2#

FEATURES

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