MESON Chess Problem Database
Problem Display
PID: 63456 (3B1b2/2n2Q2/3p4/3PkN1N/qpR2p1p/4p3/3P2nK/1b6 w - - 0 1)
Shanshin, Valery Yurevich
1st HM., Shakhmaty v SSSR, 1980
#2
8 + 11
| 3752 | FIDE Album (1980-1982) | 1988 |
| 102 | Probleemblad | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Be4
- 2.d4#
- 1...Bxf5
- 2.Bf6#
- 1...Sb5
- 2.Qe6#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 1...Be4
- Tries
- 1.Sd4?
- threat
- 2.Sf3#
- 1...Ke4
- 2.Qf5#
- 1...Se6
- 2.Qxe6#
- 1...Qd1
- 2.Sc6#
- 1...Be4
- 2.Bf6#
- 1...f3
- 2.Sxf3#
- 1...Se1!
- threat
- 1.Sxh4?
- threat
- 2.Sf3#
- 2.Bf6#
- 1...Sxd5
- 2.Sf3#
- 1...Se6
- 2.Qxe6#
- 1...Qd1
- 2.Bf6#
- 1...Be4
- 2.Bf6#
- 2.d4#
- 1...Be7
- 2.Sf3#
- 1...Bg7
- 2.Sf3#
- 1...Se1
- 2.Bf6#
- 1...Se8
- 2.Sf3#
- 2.Qe6#
- 1...f3
- 2.Sxf3#
- 2.Bf6#
- 1...Sxh4!
- threat
- 1.Sh6?
- threat
- 2.Sg4#
- 2.Bf6#
- 1...Sxd5
- 2.Sg4#
- 1...Se6
- 2.Qxe6#
- 1...Qd1
- 2.Bf6#
- 1...Qd7
- 2.Bf6#
- 1...Bf5
- 2.Bf6#
- 2.Qxf5#
- 1...Be7
- 2.Sg4#
- 1...Bg7
- 2.Sg4#
- 1...Se8
- 2.Sg4#
- 2.Qe6#
- 1...Bxh6!
- threat
- 1.Se7?
- threat
- 2.Qf6#
- 1...Sxd5
- 2.Qxd5#
- 1...Bg7
- 2.Qxg7#
- 1...Se8
- 2.Qe6#
- 1...Bxe7!
- threat
- 1.Sxf4?
- threat
- 2.Sg6#
- 2.Qf6#
- 1...Bxf5
- 2.Bf6#
- 2.Qf6#
- 1...Sxd5
- 2.Sg6#
- 2.Qxd5#
- 2.Qe6#
- 1...Be4
- 2.Sg6#
- 1...Be7
- 2.Sg6#
- 1...Bg7
- 2.Sg6#
- 1...Se6
- 2.Qxe6#
- 2.Qf6#
- 1...Se8
- 2.Sg6#
- 2.Qe6#
- 1...Sxf4!
- threat
- 1.Re4+?
- 1...Bxe4
- 2.d4#
- 1...Kxe4!
- 1...Bxe4
- 1.Rxf4?
- threat
- 2.Bf6#
- 2.d4#
- 1...Sxd5
- 2.d4#
- 1...exd2
- 2.Bf6#
- 1...Se6
- 2.Qxe6#
- 1...Be7
- 2.d4#
- 1...Qd1
- 2.Bf6#
- 1...Qa1
- 2.Bf6#
- 1...Qa7
- 2.Bf6#
- 1...Bd3
- 2.Bf6#
- 1...Bg7
- 2.d4#
- 1...Sb5
- 2.Bf6#
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 2.d4#
- 1...b3
- 2.Bf6#
- 1...Sxf4!
- threat
- 1.Sd4?
- Keys
- 1.Sf6!
- threat
- 2.Sg4#
- 1...Kxf5
- 2.Qh5#
- 1...Bxf5
- 2.d4#
- 1...Qd1
- 2.Sd7#
- 1...Se6
- 2.Qxe6#
- threat
- 1.Sf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- B(a);SBLOCK::P(A)
- B(a);SBLOCK,XS(E)::B(H)
- S(j);N_GUARD::QAR1(G)
- S(j);N_GUARD::QAR1(G),XS(j)
- Tries
- Try
- S(E);
- Threat
- S(E)
- Vars
- K(h);P-FLIGHT::QAB1(G)
- S(j);N_GUARD::QAR1(G),XS(j)
- Q(d);N_GUARD::S(E)
- B(a);SBLOCK::B(H)
- P(f);::S(E),XP(f)
- Refutation
- S(b);
- Try
- S(E);XP(g)
- Threat
- DUALS(2)
- Vars
- S(j);XP(D)::S(E)
- S(j);N_GUARD::QAR1(G),XS(j)
- Q(d);::B(H)
- B(k);::S(E)
- S(b);::B(H)
- Refutation
- S(b);XS(E)
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(j);XP(D)::S(E)
- S(j);N_GUARD::QAR1(G),XS(j)
- Q(d);::B(H)
- B(k);::S(E)
- Refutation
- B(k);XS(E)
- Try
- S(E);
- Threat
- QAB1(G)
- Vars
- S(j);OGATE,XP(D)::QAR1(G),XS(j)
- B(k);N_GUARD::QAB(G),XB(k)
- S(j);N_GUARD::QAR1(G)
- Refutation
- B(k);XS(E)
- Try
- S(F);XP(f)
- Threat
- DUALS(2)
- Vars
- B(a);::S(F)
- B(k);::S(F)
- Refutation
- S(b);XS(F)
- Try
- R(C);CHECK
- Vars
- B(a);SBLOCK,XR(C)::P(A)
- Refutation
- K(h);P-FLIGHT,XR(C)
- Try
- R(C);XP(f)
- Threat
- DUALS(2)
- Vars
- S(j);XP(D)::P(A)
- P(c);XP(A)::B(H)
- S(j);N_GUARD::QAR1(G),XS(j)
- B(k);::P(A)
- Q(d);::B(H)
- B(a);::B(H)
- P(e);::B(H)
- Refutation
- S(b);XR(C)
- Try
- Actual
- S(F);
- Threat
- S(F)
- Vars
- K(h);OGATEB,P-FLIGHT,XS(E)::QAR2(G)
- B(a);SBLOCK,XS(E)::P(A)
- Q(d);N_GUARD::S(F)
- S(j);N_GUARD::QAR1(G),XS(j)
Developed and maintained by Brian Stephenson.
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