MESON Chess Problem Database
Problem Display
PID: 30093 (8/N1p3R1/3k4/P2B4/3NPP2/bQ2n2q/2P5/1K3bB1 w - - 0 1)
Stocchi, Ottavio
2nd Place, Skakbladet, 1948
#2
11 + 6
| 3100 | Selected Stocchi (I) | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Bc5
- 2.e5#
- 1...Sc4
- 2.Sdb5#
- 1...Sg4
- 2.Sf5#
- 1...Sxd5
- 2.Qxd5#
- 1...c5
- 2.Qb6#
- 2.Qb8#
- 2.e5#
- 1...Bc5
- Tries
- 1.Sdb5+?
- 1...Kc5
- 2.Rxc7#
- 2.Qxa3#
- 1...Bxb5!
- 1...Kc5
- 1.Sf5+?
- 1...Kc5
- 2.Rxc7#
- 2.Qxa3#
- 1...Sxf5
- 2.Sc8#
- 2.e5#
- 1...Qxf5!
- 1...Kc5
- 1.Se6?
- threat
- 2.Sc8#
- 2.e5#
- 1...Sxd5
- 2.Qxd5#
- 1...Qf5
- 2.Sc8#
- 1...Qh5
- 2.Sc8#
- 1...Qh8
- 2.e5#
- 1...Bc4
- 2.Sc8#
- 1...Ba6
- 2.e5#
- 1...Bb2
- 2.Sc8#
- 1...Sc4
- 2.Sb5#
- 2.Sc8#
- 1...Sg4
- 2.Sc8#
- 1...Qxe6!
- threat
- 1.Sab5+?
- 1...Kc5
- 2.Rxc7#
- 2.Qxa3#
- 1...Bxb5!
- 1...Kc5
- 1.Qc4?
- threat
- 2.Sdb5#
- 2.Sab5#
- 2.Qc6#
- 2.Qxc7#
- 2.e5#
- 1...Sxc4
- 2.Sdb5#
- 1...Sxd5
- 2.Sab5#
- 2.Qxd5#
- 2.Qc6#
- 2.e5#
- 1...Qf5
- 2.Sdb5#
- 2.Sab5#
- 2.Qc6#
- 2.Qxc7#
- 1...Qe6
- 2.Sdb5#
- 2.Sab5#
- 2.Qc6#
- 2.Qxc7#
- 1...Qd7
- 2.e5#
- 1...Qc8
- 2.Sdb5#
- 2.Sab5#
- 2.Sxc8#
- 2.Qc6#
- 2.e5#
- 1...Qh5
- 2.Sdb5#
- 2.Sab5#
- 2.Sc8#
- 2.Qc6#
- 2.Qxc7#
- 1...Bc5
- 2.Sdb5#
- 2.Sab5#
- 2.e5#
- 1...Sg4
- 2.Sdb5#
- 2.Sf5#
- 2.Sab5#
- 2.Sc8#
- 2.Qc6#
- 2.Qxc7#
- 1...c5
- 2.Sdb5#
- 2.Sab5#
- 2.e5#
- 1...c6
- 2.Qxc6#
- 2.e5#
- 1...Bxc4!
- threat
- 1.Qb4+?
- 1...c5
- 2.Qb6#
- 2.Qb8#
- 1...Bxb4!
- 1...c5
- 1.Qb5?
- threat
- 2.Qc6#
- 2.e5#
- 1...Qf5
- 2.Qc6#
- 1...Qe6
- 2.Qc6#
- 1...Qd7
- 2.Rxd7#
- 2.e5#
- 1...Qh5
- 2.Sc8#
- 2.Rd7#
- 2.Qc6#
- 1...Bc5
- 2.Qc6#
- 1...Sc4
- 2.Qc6#
- 1...Sg4
- 2.Sf5#
- 2.Sc8#
- 2.Rd7#
- 2.Qc6#
- 1...c5
- 2.Qc6#
- 2.Qb6#
- 2.Qb8#
- 1...c6
- 2.Qxc6#
- 2.e5#
- 1...Bxb5!
- threat
- 1.Qb6+?
- 1...c6
- 2.Qxc6#
- 1...cxb6!
- 1...c6
- 1.Sdb5+?
- Keys
- 1.Sdc6!
- threat
- 2.Qxa3#
- 1...Kc5
- 2.Qxa3#
- 1...Sxc2
- 2.e5#
- 1...Sxd5
- 2.Qxd5#
- 1...Bc1
- 2.Qb4#
- 1...Bb2
- 2.Qb4#
- 1...Bb4
- 2.Qxb4#
- 1...Bc5
- 2.e5#
- 1...Sd1
- 2.e5#
- 1...Sg2
- 2.e5#
- 1...Sc4
- 2.Sb5#
- 1...Sg4
- 2.Sc8#
- 1...Sf5
- 2.Sc8#
- 2.e5#
- threat
- 1.Sdc6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- B(b);SBLOCK::P(F)
- S(c);S_CUTB(a)::S(E)
- S(c);N_GUARD,S_CUTQ(d)::S(E)
- S(c);OGATE,XB(I)::QAR1(D),XS(c)
- Tries
- Try
- S(E);CHECK
- Refutation
- B(a);XS(E)
- Try
- S(E);CHECK
- Refutation
- Q(d);XS(E)
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(c);OGATE,XB(I)::QAR1(D),XS(c)
- Q(d);::S(J)
- Q(d);::P(F)
- B(a);::S(J)
- B(a);::P(F)
- B(b);::S(J)
- S(c);::S(J)
- Refutation
- Q(d);XS(E)
- Try
- S(J);CHECK
- Refutation
- B(a);XS(J)
- Try
- Q(D);
- Threat
- DUALS(5)
- Vars
- S(c);XQ(D)::S(E)
- Q(d);::P(F)
- Refutation
- B(a);XQ(D)
- Try
- Q(D);CHECK
- Refutation
- B(b);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- Q(d);::QAR1(D)
- B(b);::QAR1(D)
- S(c);::QAR1(D)
- Refutation
- B(a);XQ(D)
- Try
- Q(D);CHECK
- Vars
- P(f);P_SPINP(f)::QAR1(D),XP(f)
- Refutation
- P(f);XQ(D)
- Try
- Actual
- S(E);
- Threat
- QAB(D),XB(b)
- Vars
- K(e);P_SPINS(c),S_FLIGHT::QAB(D),XB(b)
- S(c);XP(C)::P(F)
- S(c);OGATE,XB(I)::QAR1(D),XS(c)
- B(b);N_GUARD::QAB(D)
- B(b);N_GUARD::QAB(D),XB(b)
- B(b);SBLOCK::P(F)
- S(c);::P(F)
- S(c);S_CUTB(a)::S(J)
- S(c);S_CUTQ(d)::S(J)
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