MESON Chess Problem Database

Problem Display
PID: 245976 (1Q4BB/7p/3p1P2/2NNk3/b5P1/5nKn/3P2P1/5r2 w - - 0 1)

Musante, Horacio Luis

4th Prize, Shakhmatna misl TT, 1963-1965

1Q4BB/7p/3p1P2/2NNk3/b5P1/5nKn/3P2P1/5r2

#2

10 + 7

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Se1
      • 2.Qb2#
    • 1...Sfg1
      • 2.Qb2#
    • 1...Sxd2
      • 2.Qb2#
    • 1...Sh2
      • 2.Qb2#
    • 1...Sh4
      • 2.Qb2#
    • 1...Sfg5
      • 2.Qb2#
  • Tries
    • 1.Sf4?
      • threat
        • 2.f7#
      • 1...Kd4
        • 2.Qxd6#
      • 1...Sxf4!
    • 1.Se7?
      • threat
        • 2.f7#
      • 1...Kd4
        • 2.Qxd6#
      • 1...Sxd2
        • 2.Qb2#
      • 1...Se1
        • 2.Qb2#
      • 1...Sfg1
        • 2.Qb2#
      • 1...Sh2
        • 2.Qb2#
      • 1...Sh4
        • 2.Qb2#
      • 1...Sfg5
        • 2.Qb2#
      • 1...Sd4!
    • 1.Qxd6+?
      • 1...Kd4
        • 2.Sc3#
        • 2.Se3#
        • 2.Sb4#
        • 2.Sf4#
        • 2.Sb6#
        • 2.Sc7#
        • 2.Se7#
      • 1...Kxd6!
  • Keys
    • 1.Se3!
      • threat
        • 2.f7#
      • 1...Kd4
        • 2.Qxd6#
      • 1...Sxd2
        • 2.Qb2#
      • 1...Se1
        • 2.Qb2#
      • 1...Sfg1
        • 2.Qb2#
      • 1...Sh2
        • 2.Qb2#
      • 1...Sd4
        • 2.Sc4#
      • 1...Sh4
        • 2.Qb2#
      • 1...Sfg5
        • 2.Qb2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(b);N_GUARD::QAB(H)
    • S(b);N_GUARD,XP(A)::QAB(H)
  • Tries
    • Try
      • S(F);
      • Threat
        • B(J)+P(G)
      • Vars
        • K(e);N_SPINP(f),S_FLIGHT::QAR2(H),XP(f)
      • Refutation
        • S(c);XS(F)
    • Try
      • S(F);
      • Threat
        • B(J)+P(G)
      • Vars
        • K(e);N_SPINP(f),S_FLIGHT::QAR2(H),XP(f)
        • S(b);N_GUARD,XP(A)::QAB(H)
        • S(b);N_GUARD::QAB(H)
      • Refutation
        • S(b);
    • Try
      • Q(H);CHECK,XP(f)
      • Refutation
        • K(e);S_FLIGHT,XQ(H)
  • Actual
    • S(F);
    • Threat
      • B(J)+P(G)
    • Vars
      • K(e);N_SPINP(f),S_FLIGHT::QAR2(H),XP(f)
      • S(b);N_GUARD,XP(A)::QAB(H)
      • S(b);N_GUARD::QAB(H)
      • S(b);SBLOCK::S(F)
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