MESON Chess Problem Database

Problem Display
PID: 103587 (B1N5/2P5/kPn5/8/K7/8/8/8 w - - 0 1)

Ivanov, E

k. t. Kotva, 1963

B1N5/2P5/kPn5/8/K7/8/8/8

#2

5 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sb8
      • 2.cxb8S#
  • Keys
    • 1.b7!
      • 1...Sb4
        • 2.b8S#
      • 1...Sd4
        • 2.b8S#
      • 1...Sa5
        • 2.b8S#
      • 1...Se5
        • 2.b8S#
      • 1...Sa7
        • 2.b8S#
      • 1...Se7
        • 2.b8S#
      • 1...Sb8
        • 2.cxb8S#
      • 1...Sd8
        • 2.b8S#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • S(b);OGATE::PXS(b)=S
  • Actual
    • P(B);
    • Vars
      • S(b);N_GUARD::P=S
      • S(b);OGATE::PXS(b)=S
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