MESON Chess Problem Database

Problem Display
PID: 242069 (6B1/5pR1/5K1P/7k/8/6P1/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1936

6B1/5pR1/5K1P/7k/8/6P1/8/8

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kxh6
      • 2.Rh7#
  • Tries
    • 1.Kf5?
      • 1...Kxh6
        • 2.Rh7#
      • 1...f6!
    • 1.Rg4?
      • threat
        • 2.Rh4#
      • 1...Kxh6
        • 2.Rh4#
      • 1...Kxg4!
    • 1.Rxf7?
      • 1...Kxh6
        • 2.Rh7#
      • 1...Kg4!
    • 1.g4+?
      • 1...Kxh6
        • 2.Rh7#
      • 1...Kh4!
  • Keys
    • 1.h7!
      • 1...Kh6
        • 2.h8Q#
        • 2.h8R#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • K(a);OGATEB,P-FLIGHT,XP(C)::R1(D)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(C)::R1(D)
      • Refutation
        • P(b);
    • Try
      • R(D);
      • Threat
        • R1(D)
      • Vars
        • K(a);P-FLIGHT,XP(C)::R(D)
      • Refutation
        • K(a);S_FLIGHT,XR(D)
    • Try
      • R(D);XP(b)
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(C)::R1(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(A);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(C)::R1(D)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(C);
    • Vars
      • K(a);P-FLIGHT::P=Q
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