MESON Chess Problem Database

Problem Display
PID: 96224 (b7/4r3/8/8/B7/K2N4/p1N1P3/rk4BR w - - 0 1)

Allison, Christopher John

The Field, 1953

(First published on Thu Dec 10 1953)

b7/4r3/8/8/B7/K2N4/p1N1P3/rk4BR

#2

7 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Re4
      • 2.Bf2#
      • 2.Bh2#
      • 2.Be3#
      • 2.Bd4#
      • 2.Bc5#
      • 2.Bb6#
      • 2.Ba7#
    • 1...Rb7
      • 2.Bf2#
      • 2.Bh2#
      • 2.Be3#
      • 2.Bd4#
      • 2.Bc5#
      • 2.Bb6#
      • 2.Ba7#
  • Tries
    • 1.Kb3?
      • threat
        • 2.Sa3#
      • 1...Rb7+
        • 2.Bb6#
      • 1...Bd5+!
  • Keys
    • 1.Kb4!
      • threat
        • 2.Sa3#
      • 1...Re4+
        • 2.Bd4#
      • 1...Rb7+
        • 2.Bb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(E);P-FLIGHT
      • Threat
        • S(C)
      • Vars
        • R(d);CHECK,S_CUTB(e)::R(B)+B(A)
      • Refutation
        • B(e);CHECK
  • Actual
    • K(E);S_FLIGHT
    • Threat
      • S(C)
    • Vars
      • R(d);CHECK,S_CUTB(e)::R(B)+B(A)
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