MESON Chess Problem Database

Problem Display
PID: 227342 (4N3/3pnK2/4p3/1bP1k2p/2p1p3/4B3/5R2/3R4 w - - 0 1)

Laib, Kurt Friedrich

Kieler Schachgesellschaft, 1984

4N3/3pnK2/4p3/1bP1k2p/2p1p3/4B3/5R2/3R4

#2

6 + 8

16882 KSG-Problemschach 1969-1987 (Muck/Laue) 1993

SOLUTION

  • SOUND
  • Sets
    • 1...Sd5
      • 2.Bd4#
    • 1...Sf5
      • 2.Bf4#
    • 1...d5
      • 2.Bd4#
  • Tries
    • 1.Sd6?
      • threat
        • 2.Bf4#
      • 1...Sd5
        • 2.Bd4#
      • 1...Sg6!
    • 1.Sc7?
      • threat
        • 2.Bd4#
      • 1...Sf5
        • 2.Bf4#
      • 1...Sc6!
    • 1.Sg7?
      • threat
        • 2.Bf4#
      • 1...Sd5
        • 2.Bd4#
      • 1...Sg6!
  • Keys
    • 1.Sf6!
      • threat
        • 2.Bd4#
      • 1...Sf5
        • 2.Bf4#
      • 1...Sc6
        • 2.Sxd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 2
  • Sets
    • S(h);SBLOCK::B(C)
    • P(g);SBLOCK::B(C)
  • Tries
    • Try
      • S(F);
      • Threat
        • B(C)
      • Vars
        • S(h);SBLOCK::B(C)
      • Refutation
        • S(h);
    • Try
      • S(F);
      • Threat
        • B(C)
      • Vars
        • S(h);SBLOCK::B(C)
      • Refutation
        • S(h);
    • Try
      • S(F);
      • Threat
        • B(C)
      • Vars
        • S(h);SBLOCK::B(C)
      • Refutation
        • S(h);
  • Actual
    • S(F);
    • Threat
      • B(C)
    • Vars
      • S(h);SBLOCK::B(C)
      • S(h);S_CUTB(c)::S(F),XP(g)
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