MESON Chess Problem Database

Problem Display
PID: 271452 (k7/1RK5/3N4/4n3/8/8/1b6/8 w - - 0 1)

Kolpakov, Viktor Sergeevich

Buletin Problemistic, 1996

k7/1RK5/3N4/4n3/8/8/1b6/8

#2

3 + 3

15601 Albrecht-Leiss-Degener Collection 2023

SOLUTION

  • SOUND
  • Tries
    • 1.Sb5?
      • threat
        • 2.Ra7#
        • 2.Rb8#
      • 1...Bd4
        • 2.Rb8#
      • 1...Sd7
        • 2.Ra7#
      • 1...Sc6!
  • Keys
    • 1.Sc8!
      • threat
        • 2.Sb6#
        • 2.Ra7#
        • 2.Rb8#
      • 1...Bd4
        • 2.Rb8#
      • 1...Sc4
        • 2.Ra7#
        • 2.Rb8#
      • 1...Sc6
        • 2.Sb6#
      • 1...Sd7
        • 2.Ra7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);::R1(B)
        • S(b);::R1(B)
      • Refutation
        • S(b);
  • Actual
    • S(A);
    • Threat
      • DUALS(3)
    • Vars
      • B(a);::R1(B)
      • S(b);::S(A)
      • S(b);::R1(B)
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