MESON Chess Problem Database

Problem Display
PID: 197061 (4R3/2K3Qn/2NpbN2/5k1p/1R6/1p6/1nq1P1P1/BB6 w - - 0 1)

Malishev, Aleksandr Fedorovich

Zadachi i Etyudi, 1996

4R3/2K3Qn/2NpbN2/5k1p/1R6/1p6/1nq1P1P1/BB6

#2

10 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Sxh5?
      • threat
        • 2.Sg3#
        • 2.Rf4#
        • 2.Qg4#
        • 2.g4#
      • 1...Qe4
        • 2.Sd4#
        • 2.Se7#
        • 2.Bxe4#
        • 2.g4#
      • 1...Bc4
        • 2.Sd4#
        • 2.g4#
      • 1...Sd3
        • 2.Sg3#
        • 2.Qg4#
        • 2.e4#
        • 2.g4#
      • 1...Sg5
        • 2.Sg3#
        • 2.Rf4#
        • 2.Qf6#
        • 2.g4#
      • 1...Sf6
        • 2.Sg3#
        • 2.Rf4#
        • 2.Qxf6#
      • 1...Sc4!
    • 1.Sxh7?
      • threat
        • 2.Qf6#
        • 2.Qg5#
      • 1...Qe4
        • 2.Qg5#
      • 1...Bc4
        • 2.Qg5#
      • 1...Sc4!
    • 1.Bxc2+?
      • 1...Sd3
        • 2.Se7#
        • 2.Bxd3#
      • 1...bxc2!
    • 1.Qh6?
      • threat
        • 2.Rf4#
      • 1...Qe4
        • 2.Bxe4#
      • 1...Bc4
        • 2.Sd4#
      • 1...Sd3
        • 2.e4#
      • 1...Sc4
        • 2.Se7#
      • 1...Sg5!
    • 1.e3?
      • threat
        • 2.Rf4#
      • 1...Qe4
        • 2.Bxe4#
      • 1...Bc4
        • 2.Sd4#
      • 1...Sc4
        • 2.Se7#
      • 1...Sd3!
  • Keys
    • 1.g3!
      • threat
        • 2.Rf4#
      • 1...Qe4
        • 2.Bxe4#
      • 1...Bc4
        • 2.Sd4#
      • 1...Sd3
        • 2.e4#
      • 1...Sc4
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);XP(e)
      • Threat
        • DUALS(4)
      • Refutation
        • S(a);N_PINS(F)
    • Try
      • S(G);XS(h)
      • Threat
        • DUALS(2)
      • Vars
        • Q(b);N_PINS(F)::QAR1(I)
        • B(g);N_PINS(F)::QAR1(I)
      • Refutation
        • S(a);N_PINS(F)
    • Try
      • B(B);CHECK,N_SPINS(F),XQ(b)
      • Refutation
        • P(c);XB(B)
    • Try
      • Q(I);
      • Threat
        • R1(E)
      • Vars
        • Q(b);N_PINS(F),OGATE::B(B),XQ(b)
        • B(g);N_PINS(F)::S(F)
        • S(a);N_SPINQ(b),S_CUTQ(b)::P(C)
        • S(a);N_PINS(F)::S(F)
      • Refutation
        • S(h);
    • Try
      • P(C);
      • Threat
        • R1(E)
      • Vars
        • Q(b);N_PINS(F),OGATE::B(B),XQ(b)
        • B(g);N_PINS(F)::S(F)
        • S(a);N_PINS(F)::S(F)
      • Refutation
        • S(a);N_SPINQ(b)
  • Actual
    • P(D);
    • Threat
      • R1(E)
    • Vars
      • Q(b);N_PINS(F),OGATE::B(B),XQ(b)
      • B(g);N_PINS(F)::S(F)
      • S(a);N_SPINQ(b),S_CUTQ(b)::P(C)
      • S(a);N_PINS(F)::S(F)
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