MESON Chess Problem Database

Problem Display
PID: 224222 (5B2/8/6K1/4k3/8/2R2B1P/8/8 w - - 0 1)

Nosske, Oskar

Baltimore Sunday News, 1888

5B2/8/6K1/4k3/8/2R2B1P/8/8

#2

5 + 1

5454 Near Snap 2020
6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Bg7#
    • 1...Kf4
      • 2.Bd6#
  • Tries
    • 1.Kg5?
      • 1...Kd4
        • 2.Bg7#
      • 1...Ke6!
    • 1.Bh1?
      • 1...Kd4
        • 2.Bg7#
      • 1...Kf4
        • 2.Bd6#
      • 1...Ke6!
    • 1.Bg2?
      • 1...Kd4
        • 2.Bg7#
      • 1...Kf4
        • 2.Bd6#
      • 1...Ke6!
    • 1.Bb7?
      • 1...Kd4
        • 2.Bg7#
      • 1...Kf4
        • 2.Bd6#
      • 1...Ke6!
    • 1.Ba8?
      • 1...Kd4
        • 2.Bg7#
      • 1...Kf4
        • 2.Bd6#
      • 1...Ke6!
    • 1.Bc5?
      • 1...Kf4
        • 2.Bd6#
      • 1...Ke6!
    • 1.Be7?
      • 1...Kd4
        • 2.Bf6#
      • 1...Kf4
        • 2.Bd6#
      • 1...Ke6!
    • 1.Rd3?
      • 1...Kf4
        • 2.Bd6#
      • 1...Ke6!
    • 1.h4?
      • 1...Kd4
        • 2.Bg7#
      • 1...Kf4
        • 2.Bd6#
      • 1...Ke6!
  • Keys
    • 1.Bc6!
      • 1...Kd4
        • 2.Bg7#
      • 1...Kf4
        • 2.Bd6#
      • 1...Ke6
        • 2.Re3#

Anticipated by 207138(1867)

This anticipates 175550(1900), 195072(1918), 140913(1971), 213659(1979), 121220(2004)

FEATURES

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