MESON Chess Problem Database

Problem Display
PID: 205549 (8/8/8/8/7Q/8/4K1k1/7b w - - 0 1)

Szasz, Lajos

Le Soleil de Marseille, 1925

8/8/8/8/7Q/8/4K1k1/7b

#2

2 + 2

3713 Snap 2020
6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kg1
      • 2.Qf2#
  • Tries
    • 1.Ke1?
      • 1...Kg1
        • 2.Qf2#
      • 1...Kf3!
    • 1.Qf4?
      • 1...Kg1
        • 2.Qf2#
      • 1...Kh3!
  • Keys
    • 1.Ke3!
      • 1...Kf1
        • 2.Qf2#
        • 2.Qxh1#
      • 1...Kg1
        • 2.Qf2#

This anticipates 227728(1926)

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::QAB1(B)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(b);P-FLIGHT::QAB1(B)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(b);P-FLIGHT::QAB1(B)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • K(b);P-FLIGHT::QAB1(B)
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