MESON Chess Problem Database
Problem Display
PID: 35191 (3N4/8/R2P1p1b/3Pk3/2RNnpn1/3QPp1q/1K3p2/8 w - - 0 1)
Stocchi, Ottavio
1st Prize, L'Italia Scacchistica, 1952
#2
9 + 9
| 3105 | FIDE Album (1945-1955) | 1964 |
| 5407 | Selected Stocchi (II) | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Kxd5
- 2.Sxf3#
- 2.S4c6#
- 1...Sd2
- 2.Qf5#
- 1...Sc3
- 2.Qf5#
- 1...Sg3
- 2.Sxf3#
- 1...Sc5
- 2.Qf5#
- 1...Sg5
- 2.Qf5#
- 1...Sxd6
- 2.S4c6#
- 1...Kxd5
- Tries
- 1.Sc2?
- threat
- 2.Qxe4#
- 1...Sxd6
- 2.Sc6#
- 1...Sd2
- 2.Sf7#
- 1...Sc3
- 2.Sf7#
- 1...Sg3
- 2.Sf7#
- 1...Sc5
- 2.Sf7#
- 1...Sg5
- 2.exf4#
- 1...f5
- 2.Qd4#
- 1...Kf5!
- threat
- 1.Se2?
- threat
- 2.Qxe4#
- 1...Sxd6
- 2.Sc6#
- 1...Sd2
- 2.Sf7#
- 1...Sc3
- 2.Sf7#
- 1...Sg3
- 2.Sf7#
- 1...Sc5
- 2.Sf7#
- 1...Sg5
- 2.exf4#
- 1...f5
- 2.Qd4#
- 1...Kf5!
- threat
- 1.Sb3?
- threat
- 2.Qxe4#
- 1...Sxd6
- 2.Sc6#
- 1...Sd2
- 2.Sf7#
- 1...Sc3
- 2.Sf7#
- 1...Sg3
- 2.Sf7#
- 1...Sc5
- 2.Sf7#
- 1...Sg5
- 2.exf4#
- 1...f5
- 2.Qd4#
- 1...Kf5!
- threat
- 1.Sxf3+?
- 1...Kf5
- 2.Qxe4#
- 1...Qxf3!
- 1...Kf5
- 1.Sb5?
- threat
- 2.Qxe4#
- 1...Sxd6
- 2.Sc6#
- 1...Sd2
- 2.Sc6#
- 2.Sf7#
- 1...Sc3
- 2.Sc6#
- 2.Sf7#
- 1...Sg3
- 2.Sc6#
- 2.Sf7#
- 1...Sc5
- 2.Sc6#
- 2.Sf7#
- 1...Sg5
- 2.Sc6#
- 2.exf4#
- 1...f5
- 2.Qd4#
- 1...Kf5!
- threat
- 1.Sf5?
- threat
- 2.Qxe4#
- 1...Sxd6
- 2.Sc6#
- 1...Sd2
- 2.Sc6#
- 2.Sf7#
- 1...Sc3
- 2.Sc6#
- 2.Sf7#
- 1...Sg3
- 2.Sc6#
- 2.Sf7#
- 1...Sc5
- 2.Sc6#
- 2.Sf7#
- 1...Sg5
- 2.Sc6#
- 2.exf4#
- 1...Kxf5!
- threat
- 1.Sc2?
- Keys
- 1.S4e6!
- threat
- 2.Qxe4#
- 1...Kf5
- 2.Qxe4#
- 1...Sxd6
- 2.Sc6#
- 1...Sd2
- 2.Sf7#
- 1...Sc3
- 2.Sf7#
- 1...Sg3
- 2.Sf7#
- 1...Sc5
- 2.Sf7#
- 1...Sg5
- 2.exf4#
- 1...f5
- 2.Qd4#
- threat
- 1.S4e6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(d);OGATE::QAR1(B)
- S(d);S_CUTQ(c)::S(E),XP(b)
- S(d);SBLOCK,XP(H)::S(E)
- Tries
- Try
- S(E);
- Threat
- QAR1(B),XS(d)
- Vars
- S(d);SBLOCK,XP(H)::S(I)
- S(d);::S(I)
- S(d);S_CUTB(i)::P(C),XP(e)
- P(h);SBLOCK::QAB1(B)
- Refutation
- K(g);P-FLIGHT,P_SPINS(d)
- Try
- S(E);
- Threat
- QAR1(B),XS(d)
- Vars
- S(d);SBLOCK,XP(H)::S(I)
- S(d);::S(I)
- S(d);S_CUTB(i)::P(C),XP(e)
- P(h);SBLOCK::QAB1(B)
- Refutation
- K(g);P-FLIGHT,P_SPINS(d)
- Try
- S(E);
- Threat
- QAR1(B),XS(d)
- Vars
- S(d);SBLOCK,XP(H)::S(I)
- S(d);::S(I)
- S(d);S_CUTB(i)::P(C),XP(e)
- P(h);SBLOCK::QAB1(B)
- Refutation
- K(g);P-FLIGHT,P_SPINS(d)
- Try
- S(E);CHECK,XP(b)
- Vars
- K(g);P-FLIGHT,P_SPINS(d)::QAB1(B),XS(d)
- Refutation
- Q(c);XS(E)
- Try
- S(E);
- Threat
- QAR1(B),XS(d)
- Vars
- S(d);XP(H)::S(I)
- P(h);SBLOCK::QAB1(B)
- Refutation
- K(g);P-FLIGHT,P_SPINS(d)
- Try
- S(E);
- Threat
- QAR1(B),XS(d)
- Vars
- S(d);XP(H)::S(I)
- Refutation
- K(g);P-FLIGHT,P_SPINS(d),XS(E)
- Try
- Actual
- S(E);
- Threat
- QAR1(B),XS(d)
- Vars
- K(g);P-FLIGHT,P_SPINS(d)::QAB1(B),XS(d)
- S(d);SBLOCK,XP(H)::S(I)
- S(d);::S(I)
- S(d);S_CUTB(i)::P(C),XP(e)
- P(h);SBLOCK::QAB1(B)
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