MESON Chess Problem Database

Problem Display
PID: 217463 (7K/6PR/6p1/6kB/8/8/5Q2/8 w - - 0 1)

Szasz, Lajos

Funkschach, 1926

7K/6PR/6p1/6kB/8/8/5Q2/8

#2

5 + 2

15148 Sadier Collection 2020
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...gxh5
      • 2.g8Q#
      • 2.g8R#
  • Tries
    • 1.Bxg6?
      • threat
        • 2.Qf5#
      • 1...Kxg6
        • 2.g8Q#
        • 2.g8R#
      • 1...Kg4!
    • 1.Qf3?
      • 1...Kh4
        • 2.Qg4#
      • 1...gxh5!
  • Keys
    • 1.g8S!
      • 1...gxh5
        • 2.Rg7#

This anticipates 141029(1943)

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(b);XB(B)::P=Q
  • Tries
    • Try
      • B(B);XP(b)
      • Threat
        • QAR1(A)
      • Vars
        • K(a);P-FLIGHT,XB(B)::P=Q
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(a);S_FLIGHT::QAR1(A)
      • Refutation
        • P(b);XB(B)
  • Actual
    • P(C);
    • Vars
      • P(b);OGATEB,SBLOCK,XB(B)::R(D)
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