MESON Chess Problem Database

Problem Display
PID: 265930 (1B1n4/8/k7/1R6/2K5/8/8/7B w - - 0 1)

Radchenko, Sergei Vladimirovich

Buletin Problemistic, 1994

1B1n4/8/k7/1R6/2K5/8/8/7B

#2

4 + 2

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Se6
      • 2.Bb7#
    • 1...Sb7
      • 2.Bxb7#
    • 1...Sf7
      • 2.Bb7#
  • Tries
    • 1.Kb4?
      • 1...Se6
        • 2.Bb7#
      • 1...Sb7
        • 2.Bxb7#
      • 1...Sf7
        • 2.Bb7#
      • 1...Sc6+!
    • 1.Bg2?
      • 1...Se6
        • 2.Bb7#
      • 1...Sb7
        • 2.Bxb7#
      • 1...Sf7
        • 2.Bb7#
      • 1...Sc6!
    • 1.Bf3?
      • 1...Se6
        • 2.Bb7#
      • 1...Sb7
        • 2.Bxb7#
      • 1...Sf7
        • 2.Bb7#
      • 1...Sc6!
    • 1.Be4?
      • 1...Se6
        • 2.Bb7#
      • 1...Sb7
        • 2.Bxb7#
      • 1...Sf7
        • 2.Bb7#
      • 1...Sc6!
    • 1.Bd5?
      • 1...Se6
        • 2.Bb7#
      • 1...Sb7
        • 2.Bxb7#
      • 1...Sf7
        • 2.Bb7#
      • 1...Sc6!
    • 1.Bc6?
      • 1...Se6
        • 2.Bb7#
      • 1...Sb7
        • 2.Bxb7#
      • 1...Sf7
        • 2.Bb7#
      • 1...Sxc6!
  • Keys
    • 1.Ba8!
      • 1...Sc6
        • 2.Bb7#
      • 1...Se6
        • 2.Bb7#
      • 1...Sb7
        • 2.Bxb7#
      • 1...Sf7
        • 2.Bb7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(b);N_GUARD::B(A)
    • S(b);N_GUARD::B(A),XS(b)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • S(b);N_GUARD::B(A)
        • S(b);N_GUARD::B(A),XS(b)
      • Refutation
        • S(b);CHECK
    • Try
      • B(A);
      • Vars
        • S(b);N_GUARD::B(A)
        • S(b);N_GUARD::B(A),XS(b)
      • Refutation
        • S(b);
    • Try
      • B(A);
      • Vars
        • S(b);N_GUARD::B(A)
        • S(b);N_GUARD::B(A),XS(b)
      • Refutation
        • S(b);
    • Try
      • B(A);
      • Vars
        • S(b);N_GUARD::B(A)
        • S(b);N_GUARD::B(A),XS(b)
      • Refutation
        • S(b);
    • Try
      • B(A);
      • Vars
        • S(b);N_GUARD::B(A)
        • S(b);N_GUARD::B(A),XS(b)
      • Refutation
        • S(b);
    • Try
      • B(A);
      • Vars
        • S(b);N_GUARD::B(A)
        • S(b);N_GUARD::B(A),XS(b)
      • Refutation
        • S(b);XB(A)
  • Actual
    • B(A);
    • Vars
      • S(b);N_GUARD::B(A)
      • S(b);N_GUARD::B(A),XS(b)
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