MESON Chess Problem Database

Problem Display
PID: 206726 (1N2k2K/4P2P/4R3/8/8/8/8/8 w - - 0 1)

Schonberger, Tibor

Magyar Sakkvilag, 1925

1N2k2K/4P2P/4R3/8/8/8/8/8

#2

5 + 1

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kf7
      • 2.e8Q#
  • Tries
    • 1.Sc6?
      • 1...Kf7
        • 2.e8Q#
      • 1...Kd7!
    • 1.Sd7?
      • 1...Kf7
        • 2.e8Q#
      • 1...Kxd7!
  • Keys
    • 1.Sa6!
      • 1...Kd7
        • 2.e8Q#
      • 1...Kf7
        • 2.e8Q#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);OGATE,S_FLIGHT::P=Q
  • Tries
    • Try
      • S(D);
      • Vars
        • K(a);OGATE,S_FLIGHT::P=Q
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(D);
      • Vars
        • K(a);OGATE,S_FLIGHT::P=Q
      • Refutation
        • K(a);S_FLIGHT,XS(D)
  • Actual
    • S(D);
    • Vars
      • K(a);OGATE,S_FLIGHT::P=Q
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