MESON Chess Problem Database
Problem Display
PID: 28907 (1B3R2/4pn2/3r1N2/2Q2B1K/RNn2k1p/2r4p/4P1PP/2b5 w - - 0 1)
Stocchi, Ottavio
8th Prize, Italian Championship, 1937
#2
11 + 9
| 3100 | Selected Stocchi (I) | 2001 |
| 14475 | Mat Plus Review | 2007 |
SOLUTION
- SOUND
- Sets
- 1...Rc2
- 2.Sd3#
- 1...Rd3
- 2.Sxd3#
- 1...Sb2
- 2.Sd3#
- 1...Sd2
- 2.Sd3#
- 1...Sa3
- 2.Sd3#
- 1...Se3
- 2.Sd3#
- 1...Sa5
- 2.Sd3#
- 1...Sb6
- 2.Sd3#
- 1...Rc2
- Tries
- 1.Bb1?
- threat
- 2.Qd4#
- 1...Rc2
- 2.Sd3#
- 1...Rd3
- 2.Sxd3#
- 1...Re3
- 2.Qf5#
- 1...Be3
- 2.Qf5#
- 1...Sd2
- 2.Sd3#
- 1...Sce5
- 2.Sbd5#
- 1...Sfe5
- 2.Sfd5#
- 1...Sg5
- 2.Qxg5#
- 1...e5!
- threat
- 1.Bc2?
- threat
- 2.Qd4#
- 1...Rxc2
- 2.Sd3#
- 1...Rd3
- 2.Sxd3#
- 1...Re3
- 2.Qf5#
- 1...Be3
- 2.Qf5#
- 1...Sd2
- 2.Sd3#
- 1...Sce5
- 2.Sbd5#
- 1...Sfe5
- 2.Sfd5#
- 1...Sg5
- 2.Qxg5#
- 1...e5!
- threat
- 1.Be6?
- threat
- 2.Qd4#
- 1...Rd3
- 2.Sxd3#
- 1...Re3
- 2.Qf5#
- 1...Be3
- 2.Qf5#
- 1...Sd2
- 2.Sd3#
- 1...Sce5
- 2.Sd3#
- 2.Sbd5#
- 1...Sg5
- 2.Qxg5#
- 1...Sfe5!
- threat
- 1.Bg6?
- threat
- 2.Qd4#
- 1...Rd3
- 2.Sxd3#
- 1...Re3
- 2.Qf5#
- 1...Be3
- 2.Qf5#
- 1...Sd2
- 2.Sd3#
- 1...Sce5
- 2.Sd3#
- 2.Sbd5#
- 1...Sfe5
- 2.Sfd5#
- 1...Sg5
- 2.Qxg5#
- 1...e5!
- threat
- 1.Bh7?
- threat
- 2.Qd4#
- 1...Rd3
- 2.Sxd3#
- 1...Re3
- 2.Qf5#
- 1...Be3
- 2.Qf5#
- 1...Sd2
- 2.Sd3#
- 1...Sce5
- 2.Sd3#
- 2.Sbd5#
- 1...Sfe5
- 2.Sfd5#
- 1...Sg5
- 2.Qxg5#
- 1...e5!
- threat
- 1.Qf2+?
- 1...Ke5
- 2.Sg4#
- 2.Sd7#
- 1...Rf3!
- 1...Ke5
- 1.Bb1?
- Keys
- 1.Bd3!
- threat
- 2.Qd4#
- 1...Rxd3
- 2.Sxd3#
- 1...e5
- 2.Qf2#
- 1...Be3
- 2.Qf5#
- 1...Sd2
- 2.e3#
- 1...Sce5
- 2.Sbd5#
- 1...Sfe5
- 2.Sfd5#
- 1...Sg5
- 2.Qxg5#
- threat
- 1.Bd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 5
- REMOVED MATES = 6
- Sets
- R(b);N_GUARD::S(E)
- R(b);N_GUARD::S(E),XR(b)
- S(d);::R(D)+S(E),DCHECK
- Tries
- Try
- B(G);
- Threat
- QAR2(F)
- Vars
- R(b);N_GUARD::S(E)
- R(b);N_GUARD::S(E),XR(b)
- R(b);SBLOCK::QAR1(F)
- B(a);SBLOCK::QAR1(F)
- S(d);::R(D)+S(E),DCHECK
- S(d);N_SPINR(g),SBLOCK::R(D)+S(E),DCHECK
- S(i);N_SPINR(g),SBLOCK::R(K)+S(I),DCHECK
- S(i);N_GUARD::QAB1(F),XS(i)
- Refutation
- P(h);N_SPINR(g)
- Try
- B(G);
- Threat
- QAR2(F)
- Vars
- R(b);N_GUARD,XB(G)::S(E)
- R(b);N_GUARD::S(E),XR(b)
- R(b);SBLOCK::QAR1(F)
- B(a);SBLOCK::QAR1(F)
- S(d);::R(D)+S(E),DCHECK
- S(d);N_SPINR(g),SBLOCK::R(D)+S(E),DCHECK
- S(i);N_SPINR(g),SBLOCK::R(K)+S(I),DCHECK
- S(i);N_GUARD::QAB1(F),XS(i)
- Refutation
- P(h);N_SPINR(g)
- Try
- B(G);
- Threat
- QAR2(F)
- Vars
- R(b);N_GUARD::S(E),XR(b)
- R(b);SBLOCK::QAR1(F)
- B(a);SBLOCK::QAR1(F)
- S(d);::R(D)+S(E),DCHECK
- S(i);N_GUARD::QAB1(F),XS(i)
- Refutation
- S(i);N_SPINR(g)
- Try
- B(G);
- Threat
- QAR2(F)
- Vars
- R(b);N_GUARD::S(E),XR(b)
- R(b);SBLOCK::QAR1(F)
- B(a);SBLOCK::QAR1(F)
- S(d);::R(D)+S(E),DCHECK
- S(i);N_SPINR(g),SBLOCK::R(K)+S(I),DCHECK
- S(i);N_GUARD::QAB1(F),XS(i)
- Refutation
- P(h);N_SPINR(g)
- Try
- B(G);
- Threat
- QAR2(F)
- Vars
- R(b);N_GUARD::S(E),XR(b)
- R(b);SBLOCK::QAR1(F)
- B(a);SBLOCK::QAR1(F)
- S(d);::R(D)+S(E),DCHECK
- S(i);N_SPINR(g),SBLOCK::R(K)+S(I),DCHECK
- S(i);N_GUARD::QAB1(F),XS(i)
- Refutation
- P(h);N_SPINR(g)
- Try
- Q(F);CHECK
- Refutation
- R(b);N_SPINR(g),P_SPINR(b)
- Try
- Actual
- B(G);
- Threat
- QAR2(F)
- Vars
- R(b);XB(G)::S(E),XR(b)
- P(h);N_SPINR(g),SBLOCK::QAR2(F)
- B(a);SBLOCK::QAR1(F)
- S(d);N_GUARD,S_CUTB(a)::P(A)
- S(d);N_SPINR(g),SBLOCK::R(D)+S(E),DCHECK
- S(i);N_SPINR(g),SBLOCK::R(K)+S(I),DCHECK
- S(i);N_GUARD::QAB1(F),XS(i)
Developed and maintained by Brian Stephenson.
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