MESON Chess Problem Database

Problem Display
PID: 6155 (3K4/1NPN4/kP6/8/B7/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1927

3K4/1NPN4/kP6/8/B7/8/8/8

#2

6 + 1

3295 Einfuhrung in die Welt des Schachproblem 1984

SOLUTION

  • SOUND
  • Sets
    • 1...Kxb7
      • 2.c8Q#
  • Tries
    • 1.Bd1?
      • 1...Kxb7
        • 2.c8Q#
      • 1...Kb5!
    • 1.Bc2?
      • 1...Kxb7
        • 2.c8Q#
      • 1...Kb5!
    • 1.Bb3?
      • 1...Kxb7
        • 2.c8Q#
      • 1...Kb5!
    • 1.Bb5+?
      • 1...Kxb7
        • 2.c8Q#
      • 1...Kxb5!
  • Keys
    • 1.Sdc5+!
      • 1...Kxb6
        • 2.c8S#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • K(a);S_FLIGHT,XS(C)::P=Q
  • Tries
    • Try
      • B(A);
      • Vars
        • K(a);S_FLIGHT,XS(C)::P=Q
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • K(a);S_FLIGHT,XS(C)::P=Q
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(A);
      • Vars
        • K(a);S_FLIGHT,XS(C)::P=Q
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(A);CHECK
      • Vars
        • K(a);S_FLIGHT,XS(C)::P=Q
      • Refutation
        • K(a);S_FLIGHT,XB(A)
  • Actual
    • S(E);CHECK
    • Vars
      • K(a);P-FLIGHT,XP(B)::P=S
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