MESON Chess Problem Database
Problem Display
PID: 17288 (8/4nK1B/8/N2p4/1P1kr1R1/3P3R/2p4B/2n1QN2 w - - 0 1)
Stocchi, Ottavio
1st Prize, Die Schwalbe, 1931/II
#2
10 + 6
| 3098 | FIDE Album (1914-1944) (I) | 1971 |
| 3100 | Selected Stocchi (I) | 2001 |
| 133 | The Problemist Supplement | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Rf4+
- 2.Rxf4#
- 1...Rxg4
- 2.Be5#
- 2.Qe5#
- 1...Sa2
- 2.Sb3#
- 1...Se2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...Rf4+
- Tries
- 1.Bd6?
- 1...Rf4+
- 2.Rxf4#
- 1...Rxg4
- 2.Bc5#
- 2.Be5#
- 2.Qe5#
- 1...Sa2
- 2.Sb3#
- 1...Se2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...Sxd3!
- 1...Rf4+
- 1.Bc7?
- 1...Rf4+
- 2.Rxf4#
- 1...Rxg4
- 2.Be5#
- 2.Bb6#
- 2.Qe5#
- 1...Sa2
- 2.Sb3#
- 1...Se2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...Sxd3!
- 1...Rf4+
- 1.Bb8?
- 1...Rf4+
- 2.Rxf4#
- 1...Rxg4
- 2.Be5#
- 2.Ba7#
- 2.Qe5#
- 1...Sa2
- 2.Sb3#
- 1...Se2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...Sxd3!
- 1...Rf4+
- 1.Bxe4?
- threat
- 2.Bh1#
- 2.Bg2#
- 2.Bf5#
- 2.Bg6#
- 2.Bh7#
- 1...Sxd3
- 2.Bxd3#
- 2.Rxd3#
- 1...Se2
- 2.Sb3#
- 1...Sf5
- 2.Sc6#
- 2.Bh1#
- 2.Bg2#
- 2.Bxf5#
- 1...Sg6
- 2.Sc6#
- 2.Bxg6#
- 1...dxe4!
- threat
- 1.Bf5?
- 1...Rxg4
- 2.Be5#
- 2.Qe5#
- 1...Sxf5
- 2.Sc6#
- 1...Sa2
- 2.Sb3#
- 1...Rf4
- 2.Bg1#
- 2.Rxf4#
- 1...Se2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...Sxd3!
- 1...Rxg4
- 1.Bg6?
- 1...Rf4+
- 2.Rxf4#
- 1...Rxg4
- 2.Be5#
- 2.Qe5#
- 1...Sxg6
- 2.Sc6#
- 1...Sa2
- 2.Sb3#
- 1...Se2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...Sxd3!
- 1...Rf4+
- 1.Bg8?
- 1...Rf4+
- 2.Rxf4#
- 1...Rxg4
- 2.Be5#
- 2.Qe5#
- 1...Sxg8
- 2.Sc6#
- 1...Sa2
- 2.Sb3#
- 1...Se2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sxd3!
- 1...Rf4+
- 1.Re3?
- 1...Rf4+
- 2.Rxf4#
- 1...Rxg4
- 2.Be5#
- 1...Sa2
- 2.Sb3#
- 1...Se2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...Sxd3!
- 1...Rf4+
- 1.Rf3?
- 1...Rf4+
- 2.Rfxf4#
- 2.Rgxf4#
- 1...Rxg4
- 2.Be5#
- 2.Qe5#
- 1...Sa2
- 2.Sb3#
- 1...Se2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...Sxd3!
- 1...Rf4+
- 1.Rgh4?
- 1...Rf4+
- 2.Rxf4#
- 1...Rxh4
- 2.Bg1#
- 2.Be5#
- 2.Rxh4#
- 2.Qe5#
- 1...Sa2
- 2.Sb3#
- 1...Rg4
- 2.Bg1#
- 2.Be5#
- 2.Rxg4#
- 2.Qe5#
- 1...Se2
- 2.Sb3#
- 1...Sb3
- 2.Sxb3#
- 1...Sf5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Sg8
- 2.Sc6#
- 1...Sxd3!
- 1...Rf4+
- 1.Qxe4+?
- 1...Kc3
- 2.Qd4#
- 1...dxe4!
- 1...Kc3
- 1.dxe4?
- threat
- 2.Qf2#
- 2.Qc3#
- 2.Qe3#
- 2.e5#
- 1...dxe4
- 2.Qxe4#
- 1...Sa2
- 2.Qd2#
- 2.Qf2#
- 2.Qe3#
- 2.e5#
- 1...Se2
- 2.Qd2#
- 2.Qf2#
- 1...Sf5
- 2.Qc3#
- 2.exf5#
- 2.e5#
- 1...Sg6
- 2.Qf2#
- 2.Qc3#
- 2.Qe3#
- 1...Sd3!
- threat
- 1.Bd6?
- Keys
- 1.Sg3!
- 1...Rf4+
- 2.Rxf4#
- 1...Kxd3
- 2.Se2#
- 1...Ke5
- 2.Sf5#
- 1...Rxg4
- 2.Bg1#
- 1...Sxd3
- 2.Se2#
- 1...Se2
- 2.Sxe2#
- 1...Sa2
- 2.Se2#
- 1...Sb3
- 2.Se2#
- 1...Sf5
- 2.Sxf5#
- 1...Sc6
- 2.Sf5#
- 1...Sg6
- 2.Sf5#
- 1...Sc8
- 2.Sf5#
- 1...Sg8
- 2.Sf5#
- 1...Rf4+
- 1.Sg3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 8
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(d);CHECK,OGATEB::R(G),XR(d)
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Tries
- Try
- B(C);
- Vars
- R(d);CHECK,OGATEB::R(G),XR(d)
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- S(a);XP(D)
- Try
- B(C);
- Vars
- R(d);CHECK,OGATEB::R(G),XR(d)
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- S(a);XP(D)
- Try
- B(C);
- Vars
- R(d);CHECK,OGATEB::R(G),XR(d)
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- S(a);XP(D)
- Try
- B(J);XR(d)
- Threat
- DUALS(5)
- Vars
- S(a);N_GUARD::S(H)
- Refutation
- P(e);P_SPINP(e),XB(J)
- Try
- B(J);
- Vars
- S(f);N_GUARD,XB(J)::S(H)
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(f);N_GUARD::S(H),XS(f)
- S(f);N_GUARD::S(H)
- Refutation
- S(a);XP(D)
- Try
- B(J);
- Vars
- R(d);CHECK,OGATEB::R(G),XR(d)
- S(f);N_GUARD,XB(J)::S(H)
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- S(a);XP(D)
- Try
- B(J);
- Vars
- R(d);CHECK,OGATEB::R(G),XR(d)
- S(f);N_GUARD,XB(J)::S(H)
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- S(a);XP(D)
- Try
- R(E);
- Vars
- R(d);CHECK,OGATEB::R(G),XR(d)
- R(d);N_SPINR(d),XR(G)::B(C)
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- S(a);XP(D)
- Try
- R(E);
- Vars
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- S(a);XP(D)
- Try
- R(G);
- Vars
- R(d);CHECK,OGATEB::R(G),XR(d)
- S(a);N_GUARD::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(f);N_GUARD::S(H)
- S(f);N_GUARD::S(H),XS(f)
- Refutation
- S(a);XP(D)
- Try
- Q(A);CHECK,XR(d)
- Vars
- K(c);S_FLIGHT::QAB1(A)
- Refutation
- P(e);P_SPINP(e),XQ(A)
- Try
- P(D);XR(d)
- Threat
- DUALS(4)
- Vars
- P(e);OGATE,P_SPINP(e),XP(D)::QAR1(A),XP(e)
- Refutation
- S(a);
- Try
- Actual
- S(B);
- Vars
- R(d);CHECK,OGATEB::R(G),XR(d)
- K(c);P-FLIGHT,XP(D)::R(E)+S(B)
- K(c);S_FLIGHT::B(C)+S(B)
- R(d);N_SPINR(d),XR(G)::B(C)
- S(a);N_GUARD,XP(D)::S(B)
- S(a);N_GUARD::S(B),XS(a)
- S(a);N_GUARD::S(B)
- S(f);N_GUARD::S(B),XS(f)
- S(f);N_GUARD::S(B)
Developed and maintained by Brian Stephenson.
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