MESON Chess Problem Database

Problem Display
PID: 241753 (8/8/Q7/8/1k2P3/4P3/KP6/1R6 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1928

8/8/Q7/8/1k2P3/4P3/KP6/1R6

#2

6 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kc5
      • 2.b4#
  • Tries
    • 1.Ka1?
      • 1...Kc5
        • 2.b4#
      • 1...Kb3!
    • 1.Qb6+?
      • 1...Ka4
        • 2.b3#
      • 1...Kc4!
    • 1.b3?
      • 1...Kc5
        • 2.b4#
      • 1...Kc3!
  • Keys
    • 1.Qc6!
      • 1...Ka5
        • 2.b4#

FEATURES

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