MESON Chess Problem Database
Problem Display
PID: 114170 (3K1N2/p2n3r/r2R1p2/p2Bk3/p3p2B/5R2/2QbN3/5n1b w - - 0 1)
Stocchi, Ottavio
ASC, 1949
#2
8 + 12
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxd6
- 2.Qxe4#
- 1...Se3
- 2.Bg3#
- 1...Rxd6
- Tries
- 1.Sxd7+?
- 1...Kxd6
- 2.Qc5#
- 1...Rxd7+!
- 1...Kxd6
- 1.Bb3?
- threat
- 2.Rd5#
- 1...Kxd6
- 2.Qc7#
- 1...Rxd6
- 2.Sg6#
- 1...Sxf8
- 2.Qc5#
- 1...Se3
- 2.Bg3#
- 1...Sb6
- 2.Re6#
- 1...axb3!
- threat
- 1.Bxe4?
- threat
- 2.Rd5#
- 1...Kxd6
- 2.Qc7#
- 1...Rxd6
- 2.Rf5#
- 1...Se3
- 2.Bg3#
- 1...Sb6
- 2.Re6#
- 1...Sxf8!
- threat
- 1.Be6?
- threat
- 2.Rd5#
- 1...Kxd6
- 2.Qc7#
- 1...Rxd6
- 2.Rf5#
- 1...Sxf8
- 2.Qc5#
- 1...Se3
- 2.Bg3#
- 1...Sb6!
- threat
- 1.Bb7?
- threat
- 2.Rd5#
- 1...Kxd6
- 2.Qc7#
- 1...Rxd6
- 2.Qxe4#
- 1...Sxf8
- 2.Qc5#
- 1...Se3
- 2.Bg3#
- 1...Sb6
- 2.Re6#
- 1...Rc6!
- threat
- 1.Ba8?
- threat
- 2.Rd5#
- 1...Kxd6
- 2.Qc7#
- 1...Rxd6
- 2.Qxe4#
- 1...Sxf8
- 2.Qc5#
- 1...Sb6
- 2.Re6#
- 1...Se3
- 2.Bg3#
- 1...Rc6!
- threat
- 1.Rf5+?
- 1...Kxd6
- 2.Qc7#
- 1...Kxf5!
- 1...Kxd6
- 1.Sxd7+?
- Keys
- 1.Ba2!
- threat
- 2.Rd5#
- 1...Kxd6
- 2.Qc7#
- 1...Rxd6
- 2.Sg6#
- 1...Sxf8
- 2.Qc5#
- 1...Se3
- 2.Bg3#
- 1...Sb6
- 2.Re6#
- threat
- 1.Ba2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(h);SBLOCK,XR(F)::QAR1(A),XP(e)
- S(a);N_GUARD,S_CUTB(c)::B(D)
- Tries
- Try
- S(H);CHECK,XS(k)
- Vars
- K(g);S_FLIGHT,XR(F)::QAB1(A)
- Refutation
- R(l);CHECK,XS(H)
- Try
- B(E);
- Threat
- R1(F)
- Vars
- K(g);OGATEB,S_FLIGHT,XR(F)::QAB1(A)
- R(h);SBLOCK,XR(F)::S(H)
- S(k);N_GUARD,XS(H)::QAR2(A)
- S(a);N_GUARD,S_CUTB(c)::B(D)
- S(k);S_CUTR(h)::R1(F)
- Refutation
- P(d);XB(E)
- Try
- B(E);XP(e)
- Threat
- R1(F)
- Vars
- K(g);OGATEB,S_FLIGHT,XR(F)::QAB1(A)
- R(h);SBLOCK,XR(F)::R1(C)
- S(a);N_GUARD,S_CUTB(c)::B(D)
- S(k);S_CUTR(h)::R1(F)
- Refutation
- S(k);XS(H)
- Try
- B(E);
- Threat
- R1(F)
- Vars
- K(g);OGATEB,S_FLIGHT,XR(F)::QAB1(A)
- R(h);SBLOCK,XR(F)::R1(C)
- S(k);N_GUARD,XS(H)::QAR2(A)
- S(a);N_GUARD,S_CUTB(c)::B(D)
- Refutation
- S(k);
- Try
- B(E);
- Threat
- R1(F)
- Vars
- K(g);OGATEB,S_FLIGHT,XR(F)::QAB1(A)
- R(h);SBLOCK,XR(F)::QAR1(A),XP(e)
- S(k);N_GUARD,XS(H)::QAR2(A)
- S(a);N_GUARD,S_CUTB(c)::B(D)
- S(k);S_CUTR(h)::R1(F)
- Refutation
- R(h);
- Try
- B(E);
- Threat
- R1(F)
- Vars
- K(g);OGATEB,S_FLIGHT,XR(F)::QAB1(A)
- R(h);SBLOCK,XR(F)::QAR1(A),XP(e)
- S(k);N_GUARD,XS(H)::QAR2(A)
- S(k);S_CUTR(h)::R1(F)
- S(a);N_GUARD,S_CUTB(c)::B(D)
- Refutation
- R(h);
- Try
- R(C);CHECK
- Vars
- K(g);S_FLIGHT,XR(F)::QAB1(A)
- Refutation
- K(g);P-FLIGHT,P_SPINP(e),XR(C)
- Try
- Actual
- B(E);
- Threat
- R1(F)
- Vars
- K(g);OGATEB,S_FLIGHT,XR(F)::QAB1(A)
- R(h);SBLOCK,XR(F)::S(H)
- S(k);N_GUARD,XS(H)::QAR2(A)
- S(a);N_GUARD,S_CUTB(c)::B(D)
- S(k);S_CUTR(h)::R1(F)
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