MESON Chess Problem Database

Problem Display
PID: 241742 (8/8/8/2Q5/8/3k2P1/3P1K2/3R4 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1928

8/8/8/2Q5/8/3k2P1/3P1K2/3R4

#2

5 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.d3#
  • Tries
    • 1.Kg2?
      • 1...Ke4
        • 2.d3#
      • 1...Ke2!
    • 1.Rc1?
      • threat
        • 2.Qe3#
        • 2.Qd5#
      • 1...Kxd2
        • 2.Qe3#
        • 2.Qc2#
        • 2.Qc3#
      • 1...Ke4!
  • Keys
    • 1.Qb4!
      • 1...Kc2
        • 2.Qb1#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • K(a);OGATE,S_FLIGHT::P(B)
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Vars
        • K(a);OGATE,S_FLIGHT::P(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(A);
      • Threat
        • DUALS(2)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(E);
    • Vars
      • K(a);S_FLIGHT::QAB1(E)
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