MESON Chess Problem Database

Problem Display
PID: 241851 (8/4Q3/2B5/3P4/2kP4/4B3/1K6/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1930

8/4Q3/2B5/3P4/2kP4/4B3/1K6/8

#2

6 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kd3
      • 2.Bb5#
  • Tries
    • 1.Ba4?
      • 1...Kd3
        • 2.Bb5#
      • 1...Kxd5!
    • 1.Bb5+?
      • 1...Kxd5
        • 2.Qe5#
      • 1...Kxb5!
    • 1.Bb7?
      • 1...Kd3
        • 2.Ba6#
      • 1...Kb5!
    • 1.Be8?
      • 1...Kd3
        • 2.Bb5#
      • 1...Kxd5!
    • 1.Qe5?
      • 1...Kd3
        • 2.Bb5#
      • 1...Kb4!
    • 1.Qe6?
      • 1...Kd3
        • 2.Bb5#
      • 1...Kb4!
    • 1.Qa7?
      • 1...Kb4
        • 2.Qc5#
        • 2.Qa4#
      • 1...Kd3!
    • 1.Qe8?
      • 1...Kd3
        • 2.Bb5#
      • 1...Kb4!
    • 1.d6?
      • 1...Kd3
        • 2.Bb5#
      • 1...Kb4!
  • Keys
    • 1.Bd7!
      • 1...Kd3
        • 2.Bb5#
      • 1...Kxd5
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(E)
  • Tries
    • Try
      • B(E);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);S_FLIGHT,XP(D)
    • Try
      • B(E);CHECK
      • Vars
        • K(a);S_FLIGHT,XP(D)::QAR1(F)
      • Refutation
        • K(a);S_FLIGHT,XB(E)
    • Try
      • B(E);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(E);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);S_FLIGHT,XP(D)
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(F);
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • P(D);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(E);
    • Vars
      • K(a);S_FLIGHT::B(E)
      • K(a);OGATEB,S_FLIGHT,XP(D)::QAB1(F)
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