MESON Chess Problem Database

Problem Display
PID: 199536 (4N1K1/5R2/4p1p1/1bNPk1n1/4p2B/pQ2P3/3PprB1/3n1rq1 w - - 0 1)

Tapanimaki, Jukka

Suomen Shakki, 1988

4N1K1/5R2/4p1p1/1bNPk1n1/4p2B/pQ2P3/3PprB1/3n1rq1

#2

10 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Bd3
      • 2.Sd7#
    • 1...Ba6
      • 2.Sd7#
    • 1...Bd7
      • 2.Sxd7#
    • 1...Sf3
      • 2.Bg3#
  • Keys
    • 1.Bxe4!
      • threat
        • 2.d4#
      • 1...Bxe8
        • 2.Qb8#
      • 1...Sxe3
        • 2.Qc3#
      • 1...Bd3
        • 2.Qb8#
      • 1...Sf3
        • 2.Bf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • B(h);N_GUARD::S(F)
    • B(h);N_GUARD::S(F),XB(h)
    • S(j);S_CUTR(e)::B(E)
  • Actual
    • B(B);XP(g)
    • Threat
      • P(A)
    • Vars
      • B(h);OGATE,XS(I)::QAB(C)
      • S(a);N_GUARD,XP(D)::QAB(C)
      • B(h);OGATE::QAB(C)
      • S(j);OGATE::B(E)
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