MESON Chess Problem Database

Problem Display
PID: 213659 (8/2R5/8/4k1P1/8/1B1p1K2/3B4/8 w - - 0 1)

Kichigin, Viktor Vladimirovich

Land og Folk, 1979

8/2R5/8/4k1P1/8/1B1p1K2/3B4/8

#2

5 + 2

5454 Near Snap 2020
15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Bc3#
    • 1...Kd6
      • 2.Bf4#
  • Tries
    • 1.Ba2?
      • 1...Kd4
        • 2.Bc3#
      • 1...Kd6
        • 2.Bf4#
      • 1...Kf5!
    • 1.Bg8?
      • 1...Kd4
        • 2.Bc3#
      • 1...Kd6
        • 2.Bf4#
      • 1...Kf5!
    • 1.Rc5+?
      • 1...Kd4
        • 2.Be3#
        • 2.Rd5#
      • 1...Kd6!
    • 1.Rc6?
      • 1...Kd4
        • 2.Bc3#
      • 1...Kf5!
  • Keys
    • 1.Bf7!
      • 1...Kd4
        • 2.Bc3#
      • 1...Kf5
        • 2.Rc5#
      • 1...Kd6
        • 2.Bf4#

Anticipated by 224222(1888)

This anticipates 121220(2004)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::B(A)
  • Tries
    • Try
      • B(B);
      • Vars
        • K(b);S_FLIGHT::B(A)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(B);
      • Vars
        • K(b);S_FLIGHT::B(A)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • R(E);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(E);
      • Vars
        • K(b);S_FLIGHT::B(A)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • B(B);
    • Vars
      • K(b);S_FLIGHT::B(A)
      • K(b);P-FLIGHT::R(E)
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