MESON Chess Problem Database

Problem Display
PID: 28917 (4n1Bq/3N3p/n1p1r3/3k1N2/2p1p3/3p2Q1/8/4R2K w - - 0 1)

Musante, Horacio Luis

1st Prize, Skakbladet, 1952

4n1Bq/3N3p/n1p1r3/3k1N2/2p1p3/3p2Q1/8/4R2K

#2

6 + 10

3105 FIDE Album (1945-1955) 1964

SOLUTION

  • SOUND
  • Sets
    • 1...Qd4
      • 2.Se7#
    • 1...Qe5
      • 2.Qxe5#
    • 1...Sc5
      • 2.Sb6#
    • 1...Sd6
      • 2.Qxd6#
    • 1...Sf6
      • 2.Qe5#
      • 2.Qd6#
    • 1...Sc7
      • 2.Qd6#
    • 1...Sg7
      • 2.Qe5#
      • 2.Qd6#
    • 1...e3
      • 2.Qg2#
      • 2.Qf3#
  • Tries
    • 1.Qf4?
      • threat
        • 2.Qxe4#
      • 1...Qd4
        • 2.Se7#
      • 1...Qe5
        • 2.Qxe5#
      • 1...Sc5
        • 2.Sb6#
      • 1...Sd6
        • 2.Qxd6#
      • 1...Sf6
        • 2.Qe5#
        • 2.Qd6#
      • 1...e3
        • 2.Sxe3#
        • 2.Se7#
        • 2.Qf3#
      • 1...Qxg8!
    • 1.Qxd3+?
      • 1...Qd4
        • 2.Qxd4#
      • 1...exd3
        • 2.Bxe6#
      • 1...cxd3!
  • Keys
    • 1.Qe3!
      • threat
        • 2.Qxe4#
      • 1...Qxg8
        • 2.Qd4#
      • 1...Qd4
        • 2.Qxd4#
      • 1...Qe5
        • 2.Sb6#
      • 1...Sc5
        • 2.Qxc5#
      • 1...Sd6
        • 2.Se7#
      • 1...Sf6
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 4
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • Q(j);SBLOCK::S(D)
    • Q(j);N_GUARD::QAR1(C),XQ(j)
    • S(e);SBLOCK::S(E)
    • S(i);N_GUARD::QAR1(C),XS(i)
    • S(i);N_GUARD::QAR1(C)
  • Tries
    • Try
      • Q(C);
      • Threat
        • QAB1(C),XP(c)
      • Vars
        • Q(j);SBLOCK::S(D)
        • Q(j);N_GUARD::QAR1(C),XQ(j)
        • S(e);SBLOCK::S(E)
        • S(i);N_GUARD::QAR1(C),XS(i)
      • Refutation
        • Q(j);N_SPINR(g),XB(F)
    • Try
      • Q(C);CHECK,XP(a)
      • Vars
        • Q(j);N_GUARD,P_SPINQ(j)::QAR1(C),XQ(j)
        • P(c);XQ(C)::B(F),XR(g)
      • Refutation
        • P(b);XQ(C)
  • Actual
    • Q(C);
    • Threat
      • QAB1(C),XP(c)
    • Vars
      • Q(j);N_GUARD,N_SPINR(g),XB(F)::QAR1(C)
      • Q(j);N_GUARD::QAR1(C),XQ(j)
      • Q(j);SBLOCK::S(E)
      • S(e);N_GUARD::QAR1(C),XS(e)
      • S(i);SBLOCK::S(D)
      • S(i);S_CUTQ(j)::QAR1(C)
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