MESON Chess Problem Database

Problem Display
PID: 47034 (8/P2k1N2/3B4/3B3K/8/8/8/8 w - - 0 1)

Chepizhni, Viktor Ivanovich

Sp. Prize, Moscow Ty., 1997

8/P2k1N2/3B4/3B3K/8/8/8/8

#2

5 + 1

4883 Still More Fun with Chess Miniatures 2002
6167 Viktor Chepizhny 2007
5454 Near Snap 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Kg6?
      • 1...Ke8
        • 2.Bc6#
      • 1...Kc8!
    • 1.Se5+?
      • 1...Kc8
        • 2.a8Q#
        • 2.a8R#
      • 1...Kd8
        • 2.a8Q#
        • 2.a8R#
      • 1...Ke8
        • 2.a8Q#
        • 2.a8R#
      • 1...Kxd6!
    • 1.a8S?
      • 1...Kc8
        • 2.Sb6#
      • 1...Ke8!
  • Keys
    • 1.a8B!
      • 1...Kc8
        • 2.Be6#
      • 1...Ke8
        • 2.Bac6#

Anticipated by 161530(1987)

FEATURES

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