MESON Chess Problem Database

Problem Display
PID: 10057 (4k3/1K2PR2/4N3/B6N/8/8/8/8 w - - 0 1)

Bakcsi, Gyorgy

Molnar, Arpad

Skakbladet, 1961

4k3/1K2PR2/4N3/B6N/8/8/8/8

#2

6 + 1

3295 Einfuhrung in die Welt des Schachproblem 1984
3713 Snap 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Shg7+?
      • 1...Kd7
        • 2.e8S#
      • 1...Kxf7!
    • 1.Sc7+?
      • 1...Kxf7
        • 2.e8Q#
      • 1...Kd7!
  • Keys
    • 1.Seg7+!
      • 1...Kd7
        • 2.e8S#
      • 1...Kxf7
        • 2.e8Q#

Anticipated by 120998(0000)

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::P=S
      • Refutation
        • K(a);S_FLIGHT,XR(F)
    • Try
      • S(C);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT,XR(F)::P=Q
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(C);CHECK
    • Vars
      • K(a);OGATE,S_FLIGHT::P=S
      • K(a);OGATE,S_FLIGHT,XR(F)::P=Q
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