MESON Chess Problem Database

Problem Display
PID: 95081 (5N2/8/4R3/5k2/4npnK/5Np1/8/5Bb1 w - - 0 1)

Golha, Jan

Nedelna Pravda, 1976

5N2/8/4R3/5k2/4npnK/5Np1/8/5Bb1

#2

5 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bh2
      • 2.Sd4#
    • 1...Bd4
      • 2.Sxd4#
    • 1...Sef2
      • 2.Sd4#
    • 1...Sgf2
      • 2.Sd4#
    • 1...Se3
      • 2.Sd4#
    • 1...Sf6
      • 2.Re5#
  • Tries
    • 1.Bd3?
      • threat
        • 2.Bxe4#
      • 1...Sf2
        • 2.Sd4#
      • 1...Sf6
        • 2.Re5#
      • 1...Se5!
  • Keys
    • 1.Bh3!
      • threat
        • 2.Bxg4#
      • 1...Sf2
        • 2.Sd4#
      • 1...Sf6
        • 2.Re5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • B(a);N_GUARD::S(B)
    • B(a);N_GUARD::S(B),XB(a)
    • S(c);S_CUTB(a)::S(B)
    • S(e);S_CUTB(a)::S(B)
    • S(e);N_GUARD,SBLOCK::R1(D)
  • Tries
    • Try
      • B(A);P_PINS(c)
      • Threat
        • B(A),XS(c)
      • Vars
        • S(e);S_CUTB(a)::S(B)
        • S(e);N_GUARD,SBLOCK::R1(D)
      • Refutation
        • S(e);
  • Actual
    • B(A);P_PINS(e)
    • Threat
      • B(A),XS(e)
    • Vars
      • S(c);S_CUTB(a)::S(B)
      • S(c);SBLOCK::R1(D)
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