MESON Chess Problem Database

Problem Display
PID: 238573 (8/8/8/8/6BR/8/2kB1K2/RN6 w - - 0 1)

Labai, Zoltan

1st HM., Problemist Ukraini 05. TT, 2012

8/8/8/8/6BR/8/2kB1K2/RN6

#2

6 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kd3
      • 2.Bf5#
  • Tries
    • 1.Bc1?
      • 1...Kb3
        • 2.Bd1#
      • 1...Kd3
        • 2.Bf5#
      • 1...Kxc1!
    • 1.Bf5+?
      • 1...Kd1
        • 2.Rh1#
      • 1...Kb3
        • 2.Rb4#
      • 1...Kb2!
    • 1.Be6?
      • 1...Kd1
        • 2.Bb3#
      • 1...Kd3
        • 2.Bf5#
      • 1...Kb2!
    • 1.Ra2+?
      • 1...Kb3
        • 2.Be6#
      • 1...Kd3
        • 2.Be2#
        • 2.Bf5#
      • 1...Kxb1!
  • Keys
    • 1.Bc3!
      • 1...Kc1
        • 2.Sa3#
      • 1...Kb3
        • 2.Bd1#
      • 1...Kd3
        • 2.Bf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(E)
  • Tries
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);P-FLIGHT,XB(C)
    • Try
      • B(E);CHECK
      • Vars
        • K(a);S_FLIGHT::R(F)
        • K(a);S_FLIGHT::R1(F)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(E);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(A);CHECK
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);S_FLIGHT,XS(B)
  • Actual
    • B(C);
    • Vars
      • K(a);P-FLIGHT::R(A)+S(B)
      • K(a);S_FLIGHT::B(E)
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