MESON Chess Problem Database

Problem Display
PID: 58369 (6BB/KN1pr3/p1Qp3q/2nP4/4k1P1/r6R/4NPP1/8 w - - 0 1)

Musante, Horacio Luis

1st Prize, Het Belgisch Schaakbord (L'Echiquier Belge), 1954

6BB/KN1pr3/p1Qp3q/2nP4/4k1P1/r6R/4NPP1/8

#2

11 + 8

785 Het Belgisch Schaakbord (L'Echiquier Belge) 1955

SOLUTION

  • SOUND
  • Sets
    • 1...Qc1
      • 2.Sxd6#
    • 1...Qd2
      • 2.Sxd6#
    • 1...Qg5
      • 2.Sxd6#
    • 1...Qf8
      • 2.Sxd6#
    • 1...Qh4
      • 2.Sxd6#
    • 1...Qh5
      • 2.Sxd6#
    • 1...Qh7
      • 2.Sxd6#
    • 1...Sb3
      • 2.Qc2#
    • 1...Sd3
      • 2.Qc4#
    • 1...Sa4
      • 2.Qc4#
    • 1...Se6
      • 2.Sxd6#
    • 1...Sxb7
      • 2.Qc4#
  • Tries
    • 1.Bh7+?
      • 1...Qg6
        • 2.Sxd6#
        • 2.Bxg6#
      • 1...Qxh7
        • 2.Sxd6#
      • 1...Rxh7!
  • Keys
    • 1.Qxd6!
      • threat
        • 2.Sxc5#
      • 1...Qxd6
        • 2.Sxd6#
      • 1...Sxb7
        • 2.Qb4#
      • 1...Qe3
        • 2.Qg6#
      • 1...Qc1
        • 2.Qg6#
      • 1...Rc3
        • 2.Sxc3#
      • 1...Ra5
        • 2.Sc3#
      • 1...Sb3
        • 2.Sc3#
      • 1...Sd3
        • 2.Sg3#
      • 1...Sa4
        • 2.Qb4#
      • 1...Se6
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 6
    • ADDED MATES = 4
    • REMOVED MATES = 6
  • Sets
    • Q(f);N_GUARD::S(I),XP(e)
    • S(c);OGATE::QAB(G)
    • S(c);OGATE::QAR2(G)
    • S(c);S_CUTQ(f)::S(I),XP(e)
    • S(c);OGATE,XS(I)::QAR2(G)
  • Tries
    • Try
      • B(J);CHECK
      • Vars
        • Q(f);XB(J)::S(I),XP(e)
      • Refutation
        • R(h);XB(J)
  • Actual
    • Q(G);XP(e)
    • Threat
      • S(I),XS(c)
    • Vars
      • Q(f);XQ(G)::S(I),XQ(f)
      • S(c);OGATE,XS(I)::QAR(G)
      • Q(f);N_GUARD::QAB(G)
      • R(a);N_GUARD::S(A),XR(a)
      • R(a);N_GUARD::S(A)
      • S(c);S_CUTR(a)::S(A)
      • S(c);SBLOCK,S_CUTR(a)::S(A)
      • S(c);OGATE::QAR(G)
      • S(c);S_CUTR(h)::QAR1(G)
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