MESON Chess Problem Database
Problem Display
PID: 65164 (5NKn/R5P1/2P5/4Bkpr/2P2P2/2P1pQRP/3p4/1q1B2b1 w - - 0 1)
Shanshin, Valery Yurevich
Vasilenko, Anatoly Grigorovich
2nd Prize, 64 Shakhmatnoe obozrenie, 1991
#2
13 + 8
| 4827 | FIDE Album (1989-1991) | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Qc2
- 2.Bxc2#
- 1...Qe4
- 2.Qg4#
- 1...Qa1
- 2.Bc2#
- 1...Qb4
- 2.Bc2#
- 1...Qb5
- 2.Bc2#
- 1...Qb6
- 2.Bc2#
- 1...Qb7
- 2.Bc2#
- 1...Qb8
- 2.Bc2#
- 1...Rxh3
- 2.Rxg5#
- 1...Rh4
- 2.Rxg5#
- 1...Rh6
- 2.Rxg5#
- 1...Rh7
- 2.Rxg5#
- 1...Sg6
- 2.Rf7#
- 1...Sf7
- 2.Rxf7#
- 1...gxf4
- 2.Qxf4#
- 1...g4
- 2.hxg4#
- 1...Qc2
- Tries
- 1.Ra5?
- threat
- 2.fxg5#
- 1...Qxd1
- 2.Bd4#
- 1...gxf4
- 2.Qxf4#
- 1...Qe4
- 2.Qg4#
- 1...Qb5
- 2.Bc2#
- 1...Rh4
- 2.Rxg5#
- 1...g4
- 2.hxg4#
- 1...Sg6!
- threat
- 1.Re7?
- threat
- 2.fxg5#
- 1...gxf4
- 2.Qxf4#
- 1...Qe4
- 2.Qg4#
- 1...Rh4
- 2.Rxg5#
- 1...Sg6
- 2.Rf7#
- 1...g4
- 2.hxg4#
- 1...Qxd1!
- threat
- 1.Qe4+?
- 1...Qxe4
- 2.Bg4#
- 1...Kxe4!
- 1...Qxe4
- 1.Qd5?
- threat
- 2.Bg4#
- 1...Qxd1
- 2.Qd3#
- 1...gxf4
- 2.Bd4#
- 1...Rh4
- 2.Rxg5#
- 1...g4
- 2.Bxg4#
- 2.hxg4#
- 1...e2!
- threat
- 1.Qxe3?
- threat
- 2.Bg4#
- 1...Qxd1
- 2.Qd3#
- 1...gxf4
- 2.Qxf4#
- 1...Rh4
- 2.Rxg5#
- 1...g4
- 2.Bxg4#
- 2.hxg4#
- 1...Bxe3!
- threat
- 1.gxh8Q?
- threat
- 2.Rf7#
- 2.Qf6#
- 2.fxg5#
- 1...Qxd1
- 2.Rf7#
- 2.Qf6#
- 1...gxf4
- 2.Rf7#
- 2.Qf6#
- 2.Qxf4#
- 2.Qhxh5#
- 1...Qe4
- 2.Rf7#
- 2.Qg4#
- 2.Qf6#
- 1...Qb7
- 2.Bc2#
- 2.Qf6#
- 2.fxg5#
- 1...Rh4
- 2.Rxg5#
- 2.Rf7#
- 2.Qf6#
- 1...Rh6
- 2.Rxg5#
- 2.fxg5#
- 1...Rh7
- 2.Rxg5#
- 2.Qf6#
- 2.Qxh7#
- 2.fxg5#
- 1...g4
- 2.Rf7#
- 2.Qf6#
- 2.Qxh5#
- 2.hxg4#
- 1...Rxh8+!
- threat
- 1.gxh8S?
- threat
- 2.Rf7#
- 1...gxf4
- 2.Qxf4#
- 1...Qb7
- 2.Bc2#
- 1...Rh6
- 2.Rxg5#
- 1...Rh7
- 2.Rxg5#
- 1...Rxh8+!
- threat
- 1.gxh8B?
- threat
- 2.Rf7#
- 2.fxg5#
- 1...Qxd1
- 2.Rf7#
- 1...gxf4
- 2.Rf7#
- 2.Qxf4#
- 1...Qe4
- 2.Rf7#
- 2.Qg4#
- 1...Qb7
- 2.Bc2#
- 2.fxg5#
- 1...Rh4
- 2.Rxg5#
- 2.Rf7#
- 1...Rh6
- 2.Rxg5#
- 2.fxg5#
- 1...Rh7
- 2.Rxg5#
- 2.fxg5#
- 1...g4
- 2.Rf7#
- 2.hxg4#
- 1...Rxh8+!
- threat
- 1.gxh8R?
- threat
- 2.Rf7#
- 1...gxf4
- 2.Rxh5#
- 2.Qxf4#
- 1...Qb7
- 2.Bc2#
- 1...Rh6
- 2.Rxg5#
- 1...Rh7
- 2.Rxg5#
- 1...Rxh8+!
- threat
- 1.Ra5?
- Keys
- 1.Bd4!
- threat
- 2.fxg5#
- 1...Qxd1
- 2.Ra5#
- 1...gxf4
- 2.Qd5#
- 1...Qe4
- 2.Qg4#
- 1...Qb8
- 2.Bc2#
- 1...Rh4
- 2.Rxg5#
- 1...Sg6
- 2.Rf7#
- 1...g4
- 2.hxg4#
- threat
- 1.Bd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 10
- Sets
- Q(a);N_GUARD::B(A),XQ(a)
- Q(a);SBLOCK::QAB1(C)
- Q(a);N_GUARD::B(A)
- Q(a);N_GUARD,P_PINS(L)::B(A)
- R(g);N_GUARD,XP(E)::R1(D),XP(f)
- R(g);N_GUARD::R1(D),XP(f)
- S(h);N_GUARD::R(J)
- S(h);N_GUARD::R(J),XS(h)
- P(f);OGATE,P_SPINP(f),XP(G)::QAR1(C),XP(f)
- P(f);OGATE::P(E),XP(f)
- Tries
- Try
- R(J);
- Threat
- QAR(C)+P(G),XP(f)
- Vars
- Q(a);N_GUARD,XB(A)::R(J)+B(H)
- P(f);OGATE,P_SPINP(f),XP(G)::QAR1(C),XP(f)
- Q(a);SBLOCK::QAB1(C)
- Q(a);N_GUARD::B(A)
- R(g);N_GUARD::R1(D),XP(f)
- P(f);OGATE::P(E),XP(f)
- Refutation
- S(h);
- Try
- R(J);
- Threat
- QAR(C)+P(G),XP(f)
- Vars
- P(f);OGATE,P_SPINP(f),XP(G)::QAR1(C),XP(f)
- Q(a);SBLOCK::QAB1(C)
- R(g);N_GUARD::R1(D),XP(f)
- S(h);N_GUARD::R(J)
- P(f);OGATE::P(E),XP(f)
- Refutation
- Q(a);XB(A)
- Try
- Q(C);CHECK
- Vars
- Q(a);SBLOCK,XQ(C)::B(A)
- Refutation
- K(e);S_FLIGHT,XQ(C)
- Try
- Q(C);
- Threat
- B(A)
- Vars
- Q(a);N_GUARD,XB(A)::QAB(C)
- P(f);SBLOCK,XP(G)::QAR(C)+B(H)
- R(g);N_GUARD::R1(D),XP(f)
- Refutation
- P(d);
- Try
- Q(C);XP(d)
- Threat
- B(A)
- Vars
- Q(a);N_GUARD,XB(A)::QAB(C)
- P(f);OGATE,XP(G)::QAR1(C),XP(f)
- R(g);N_GUARD::R1(D),XP(f)
- Refutation
- B(b);XQ(C)
- Try
- P(K);XS(h)
- Threat
- DUALS(3)
- Refutation
- R(g);CHECK,XQ(K)
- Try
- P(K);XS(h)
- Threat
- R(J)
- Vars
- P(f);OGATE,P_SPINP(f),XP(G)::QAR1(C),XP(f)
- Q(a);N_GUARD::B(A)
- R(g);N_GUARD::R1(D),XP(f)
- Refutation
- R(g);CHECK,XS(K)
- Try
- P(K);XS(h)
- Threat
- DUALS(2)
- Vars
- Q(a);XB(A)::R(J)
- Refutation
- R(g);CHECK,XB(K)
- Try
- P(K);XS(h)
- Threat
- R(J)
- Vars
- Q(a);N_GUARD::B(A)
- R(g);N_GUARD::R1(D),XP(f)
- Refutation
- R(g);CHECK,XR(K)
- Try
- Actual
- B(H);
- Threat
- QAR(C)+P(G),XP(f)
- Vars
- Q(a);N_GUARD,XB(A)::R(J)
- P(f);P_SPINP(f),SBLOCK,XP(G)::QAR2(C)
- Q(a);SBLOCK::QAB1(C)
- Q(a);N_GUARD,P_PINS(L)::B(A)
- R(g);N_GUARD::R1(D),XP(f)
- S(h);N_GUARD::R(J)
- P(f);OGATE::P(E),XP(f)
Developed and maintained by Brian Stephenson.
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