MESON Chess Problem Database

Problem Display
PID: 18771 (3k4/2nBq2n/8/4N1B1/4N3/8/8/1b2K3 w - - 0 1)

Jenssen, August

Dagbladet, 1958

3k4/2nBq2n/8/4N1B1/4N3/8/8/1b2K3

#2

5 + 5

3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Keys
    • 1.Sc5!
      • threat
        • 2.Sb7#
      • 1...Qxg5
        • 2.Sc6#
      • 1...Qf6
        • 2.Sc6#
      • 1...Sb5
        • 2.Se6#
      • 1...Sd5
        • 2.Se6#
      • 1...Sa6
        • 2.Se6#
      • 1...Se6
        • 2.Sxe6#
      • 1...Sa8
        • 2.Se6#
      • 1...Se8
        • 2.Se6#
      • 1...Be4
        • 2.Sf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);P_SPINS(C)
    • Threat
      • S(B)
    • Vars
      • Q(c);N_PINS(C),N_SPINQ(c),XB(D)::S(C)
      • Q(c);N_PINS(C)::S(C)
      • S(b);N_GUARD::S(B)
      • S(b);N_GUARD,N_PINS(C)::S(B),XS(b)
      • B(a);N_PINS(C)::S(C)
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