MESON Chess Problem Database

Problem Display
PID: 208797 (8/b6R/1B2k3/R7/4K3/8/8/8 w - - 0 1)

Fleischmann, Simon

Buffalo Globe, 1876

8/b6R/1B2k3/R7/4K3/8/8/8

#2

4 + 2

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Bxa7?
      • threat
        • 2.Ra6#
      • 1...Kd6
        • 2.Ra6#
      • 1...Kf6!
    • 1.Rg5?
      • threat
        • 2.Rg6#
      • 1...Kd6
        • 2.Rg6#
      • 1...Kf6!
    • 1.Rah5?
      • threat
        • 2.R5h6#
      • 1...Kd6
        • 2.R5h6#
      • 1...Kf6!
    • 1.Raxa7?
      • threat
        • 2.Rh6#
      • 1...Kd6
        • 2.Rh6#
      • 1...Kf6!
  • Keys
    • 1.Ra6!
      • threat
        • 2.Bxa7#
      • 1...Kd6
        • 2.Bxa7#
      • 1...Kf6
        • 2.Bd8#
      • 1...Bxb6
        • 2.Rxb6#
      • 1...Bb8
        • 2.Bc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);XB(b)
      • Threat
        • R(B)
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(B);
      • Threat
        • R(B)
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(B);
      • Threat
        • R(B)
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(B);XB(b)
      • Threat
        • R(D)
      • Vars
        • K(a);P-FLIGHT::R(D)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • R(B);
    • Threat
      • R(B)+B(C),XB(b)
    • Vars
      • K(a);P-FLIGHT::R(B)+B(C),XB(b)
      • K(a);P-FLIGHT::R(B)+B(C),DCHECK
      • B(b);OGATE,P_SPINB(b),XB(C)::R(B),XB(b)
      • B(b);N_GUARD::R(B)+B(C)
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