MESON Chess Problem Database

Problem Display
PID: 244668 (8/4N1k1/3B2B1/3P4/5N2/5K2/8/8 w - - 0 1)

Chernyavsky, Mykola Vasilovich

Problemist Pribuzhya, 1990

8/4N1k1/3B2B1/3P4/5N2/5K2/8/8

#2

6 + 1

5454 Near Snap 2021
15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kf8
      • 2.Se6#
    • 1...Kh8
      • 2.Be5#
  • Tries
    • 1.Sh5+?
      • 1...Kh6
        • 2.Bf4#
      • 1...Kh8
        • 2.Be5#
      • 1...Kf8!
    • 1.Se6+?
      • 1...Kh6
        • 2.Bf4#
      • 1...Kh8
        • 2.Be5#
      • 1...Kf6!
  • Keys
    • 1.Kg4!
      • 1...Kf6
        • 2.Sh5#
      • 1...Kh6
        • 2.Sf5#
      • 1...Kf8
        • 2.Se6#
      • 1...Kh8
        • 2.Be5#

Anticipated by 4785(1895)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::S(B)
    • K(a);S_FLIGHT::B(D)
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • K(a);S_FLIGHT::B(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(B);CHECK
      • Vars
        • K(a);S_FLIGHT::B(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • K(A);S_FLIGHT
    • Vars
      • K(a);S_FLIGHT::S(B)
      • K(a);S_FLIGHT::S(F)
      • K(a);S_FLIGHT::B(D)
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