MESON Chess Problem Database
Problem Display
PID: 67469 (6B1/P3K3/3P2NB/Rn1R1b1Q/1p2kN2/1P6/3P2r1/6b1 w - - 0 1)
Stocchi, Ottavio
1st Sp. Prize, Shakhmatna misl TT, 1955
#2
12 + 6
| 5407 | Selected Stocchi (II) | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Be3
- 2.d3#
- 1...Sd4
- 2.Re5#
- 1...Be3
- Tries
- 1.Sxg2?
- threat
- 2.Qxf5#
- 2.d3#
- 1...Bxg6
- 2.Qg4#
- 2.d3#
- 1...Sxd6
- 2.d3#
- 1...Bd4
- 2.Qxf5#
- 1...Bg4
- 2.Qxg4#
- 1...Bh3
- 2.d3#
- 1...Be6
- 2.d3#
- 1...Bd7
- 2.d3#
- 1...Bc8
- 2.d3#
- 1...Sd4!
- threat
- 1.Sh3?
- threat
- 2.Qxf5#
- 2.d3#
- 1...Rxd2
- 2.Qxf5#
- 1...Bxh3
- 2.d3#
- 1...Bxg6
- 2.d3#
- 1...Sxd6
- 2.d3#
- 1...Rg4
- 2.Qxf5#
- 1...Bd4
- 2.Qxf5#
- 1...Bg4
- 2.Sg5#
- 1...Rf2
- 2.Sg5#
- 2.d3#
- 1...Rg3
- 2.Qxf5#
- 1...Rg5
- 2.Sxg5#
- 1...Be6
- 2.d3#
- 1...Bd7
- 2.d3#
- 1...Bc8
- 2.d3#
- 1...Sd4!
- threat
- 1.Sh4?
- threat
- 2.Qf3#
- 2.Qxf5#
- 1...Rxd2
- 2.Qf3#
- 1...Sxd6
- 2.Qf3#
- 1...Rg5
- 2.Qf3#
- 1...Rf2
- 2.Qxf5#
- 1...Rg3
- 2.Qxf5#
- 1...Rg4
- 2.Qxf5#
- 1...Bh3
- 2.Qf3#
- 2.Qe5#
- 1...Bg4
- 2.Qe5#
- 1...Be6
- 2.Qf3#
- 2.Qe5#
- 1...Bg6
- 2.Qf3#
- 2.Qe5#
- 1...Bd7
- 2.Qf3#
- 2.Qe5#
- 1...Bh7
- 2.Qf3#
- 2.Qe5#
- 1...Bc8
- 2.Qf3#
- 2.Qe5#
- 1...Sd4
- 2.Re5#
- 1...Rg7+!
- threat
- 1.Rd3?
- threat
- 2.Bd5#
- 2.Qf3#
- 2.a8Q#
- 2.a8B#
- 1...Rxd2
- 2.Bd5#
- 2.Qf3#
- 2.a8Q#
- 2.a8B#
- 1...Bxa7
- 2.Bd5#
- 2.Qf3#
- 1...Bxg6
- 2.Bd5#
- 2.Qd5#
- 2.a8Q#
- 2.a8B#
- 1...Sxd6
- 2.Bd5#
- 2.Re5#
- 2.Qf3#
- 1...Sxa7
- 2.Bd5#
- 2.Re5#
- 2.Qf3#
- 2.Qxf5#
- 1...Re2
- 2.Bd5#
- 2.Qf3#
- 2.a8Q#
- 2.a8B#
- 1...Rf2
- 2.Bd5#
- 2.a8Q#
- 2.a8B#
- 1...Rh2
- 2.Bd5#
- 2.Qf3#
- 2.a8Q#
- 2.a8B#
- 1...Rg3
- 2.Bd5#
- 2.a8Q#
- 2.a8B#
- 1...Rg4
- 2.Bd5#
- 2.a8Q#
- 2.a8B#
- 1...Rg5
- 2.Bd5#
- 2.Qf3#
- 2.a8Q#
- 2.a8B#
- 1...Bf2
- 2.Bd5#
- 2.Qf3#
- 2.a8Q#
- 2.a8B#
- 1...Bh2
- 2.Bd5#
- 2.Qf3#
- 2.a8Q#
- 2.a8B#
- 1...Be3
- 2.Bd5#
- 2.a8Q#
- 2.a8B#
- 1...Bd4
- 2.Bd5#
- 2.Qf3#
- 2.a8Q#
- 2.a8B#
- 1...Bc5
- 2.Bd5#
- 2.Qf3#
- 2.a8Q#
- 2.a8B#
- 1...Bb6
- 2.Bd5#
- 2.Qf3#
- 2.a8Q#
- 2.a8B#
- 1...Bh3
- 2.Bd5#
- 2.Qd5#
- 2.Qe5#
- 2.a8Q#
- 2.a8B#
- 1...Bg4
- 2.Bd5#
- 2.Qd5#
- 2.Qe5#
- 2.a8Q#
- 2.a8B#
- 1...Be6
- 2.Qe5#
- 1...Bd7
- 2.Bd5#
- 2.Qd5#
- 2.Qe5#
- 1...Bc8
- 2.Bd5#
- 2.Qd5#
- 2.Qe5#
- 1...Sa3
- 2.Bd5#
- 2.Re5#
- 2.Qf3#
- 2.Qxf5#
- 2.a8Q#
- 2.a8B#
- 1...Sc3
- 2.Re5#
- 2.Qf3#
- 2.Qxf5#
- 1...Sd4
- 2.Bd5#
- 2.Re5#
- 1...Sc7
- 2.Re5#
- 2.Qf3#
- 2.Qxf5#
- 1...Rxg6!
- threat
- 1.Rd4+?
- 1...Bxd4
- 2.Bd5#
- 2.a8Q#
- 2.a8B#
- 1...Sxd4
- 2.Bd5#
- 2.Re5#
- 1...Kxd4!
- 1...Bxd4
- 1.Qe2+?
- 1...Be3
- 2.Qxg2#
- 2.Qxe3#
- 2.d3#
- 1...Rxe2!
- 1...Be3
- 1.Sxg2?
- Keys
- 1.Se6!
- threat
- 2.Qxf5#
- 1...Kxd5
- 2.a8Q#
- 2.a8B#
- 1...Bxe6
- 2.d3#
- 1...Bxg6
- 2.d3#
- 1...Sxd6
- 2.d3#
- 1...Rf2
- 2.Sc5#
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Bh3
- 2.d3#
- 1...Bg4
- 2.Sg5#
- 1...Sd4
- 2.Sc5#
- threat
- 1.Se6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 6
- REMOVED MATES = 1
- Sets
- B(a);SBLOCK::P(A)
- S(e);SBLOCK::R1(E)
- Tries
- Try
- S(C);XR(b)
- Threat
- DUALS(2)
- Vars
- S(e);XP(G)::P(A)
- B(a);::QAB1(F),XB(f)
- B(f);N_GUARD::QAR2(F),XB(f)
- B(f);::P(A)
- Refutation
- S(e);
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- R(b);XP(A)::QAB1(F),XB(f)
- B(f);XS(C)::P(A)
- B(f);XS(H)::P(A)
- S(e);XP(G)::P(A)
- R(b);::QAB1(F),XB(f)
- B(a);::QAB1(F),XB(f)
- B(f);S_CUTR(b)::S(C)
- R(b);N_GUARD::S(C),XR(b)
- B(f);::P(A)
- Refutation
- S(e);
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- R(b);XP(A)::QAB1(F)
- S(e);XP(G)::QAB1(F)
- R(b);::QAB1(F)
- R(b);::QAB1(F),XB(f)
- B(f);OGATE::QAR1(F)
- S(e);SBLOCK::R1(E)
- Refutation
- R(b);CHECK
- Try
- R(E);
- Threat
- DUALS(4)
- Vars
- B(f);OGATE::QAR1(F)
- Refutation
- R(b);XS(H)
- Try
- R(E);CHECK
- Refutation
- K(d);P-FLIGHT,XR(E)
- Try
- Q(F);CHECK
- Refutation
- R(b);XQ(F)
- Try
- Actual
- S(C);
- Threat
- QAB1(F),XB(f)
- Vars
- K(d);P_SPINB(f),P_SPINS(e),S_FLIGHT,XR(E)::P=Q
- B(f);XS(C)::P(A)
- B(f);XS(H)::P(A)
- S(e);XP(G)::P(A)
- R(b);N_GUARD::S(C),XR(b)
- B(f);::P(A)
- B(f);S_CUTR(b)::S(C)
- S(e);S_CUTB(a)::S(C)
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