MESON Chess Problem Database

Problem Display
PID: 82441 (k1K4R/2RN4/P3b3/8/8/8/8/8 w - - 0 1)

Zinoviev, Nikolai

Chepizhni-60 JT (Kudesnik), 1994

k1K4R/2RN4/P3b3/8/8/8/8/8

#2

5 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ba2
      • 2.Sb6#
    • 1...Bb3
      • 2.Sb6#
    • 1...Bc4
      • 2.Sb6#
    • 1...Bd5
      • 2.Sb6#
    • 1...Bxd7+
      • 2.Kxd7#
    • 1...Bf7
      • 2.Sb6#
    • 1...Bg8
      • 2.Sb6#
  • Keys
    • 1.Rb7!
      • 1...Bxd7+
        • 2.Kxd7#
      • 1...Ba2
        • 2.Sb6#
      • 1...Bb3
        • 2.Sb6#
      • 1...Bh3
        • 2.Kc7#
      • 1...Bc4
        • 2.Sb6#
      • 1...Bg4
        • 2.Kc7#
      • 1...Bd5
        • 2.Sb6#
      • 1...Bf5
        • 2.Kc7#
      • 1...Bf7
        • 2.Sb6#
      • 1...Bg8
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(a);N_PINS(C)::S(C)
    • B(a);CHECK,XS(C)::R(E)+K(D),XB(a)
  • Actual
    • R(B);
    • Vars
      • B(a);CHECK,XS(C)::R(E)+K(D),XB(a)
      • B(a);N_PINS(C)::S(C)
      • B(a);N_GUARD::R(E)+K(D)
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