MESON Chess Problem Database

Problem Display
PID: 72260 (3n2N1/R2P1kPK/r6p/2N1p1P1/B3P2n/B7/8/8 w - - 0 1)

Mitrinovic, Stevan

Chess, 1953

3n2N1/R2P1kPK/r6p/2N1p1P1/B3P2n/B7/8/8

#2

10 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Sc6
      • 2.Bb3#
    • 1...Se6
      • 2.d8S#
    • 1...Sb7
      • 2.d8S#
  • Tries
    • 1.Rxa6?
      • threat
        • 2.Rf6#
      • 1...Sc6
        • 2.Bb3#
      • 1...Se6!
  • Keys
    • 1.Sb7!
      • threat
        • 2.Sxd8#
      • 1...Ke6
        • 2.Sxd8#
      • 1...Sxb7
        • 2.d8S#
      • 1...Sc6
        • 2.Bb3#
      • 1...Se6
        • 2.Sxh6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(f);N_GUARD,S_CUTR(c)::B(B)
    • S(f);OGATE::P=S
  • Tries
    • Try
      • R(F);XR(c)
      • Threat
        • R1(F)
      • Vars
        • S(f);N_GUARD::B(B)
      • Refutation
        • S(f);
  • Actual
    • S(D);
    • Threat
      • S(D),XS(f)
    • Vars
      • K(e);S_FLIGHT::S(D),XS(f)
      • S(f);OGATE,XS(D)::P=S
      • S(f);N_GUARD,S_CUTR(c)::B(B)
      • S(f);SBLOCK,S_CUTR(c)::S(J),XP(d)
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