MESON Chess Problem Database
Problem Display
PID: 62515 (4N1K1/5p2/npp3B1/1b4QR/2kpp2p/1N5r/PP2Pq1b/3RB3 w - - 0 1)
Sushkov, Yuri Akimovich
4th Prize, Shakhmaty v SSSR, 1982
#2
11 + 12
| 3752 | FIDE Album (1980-1982) | 1988 |
SOLUTION
- SOUND
- Sets
- 1...Qxe1
- 2.Rxd4#
- 1...Qg1
- 2.Bxf7#
- 1...Qe3
- 2.Bxf7#
- 1...Qg3
- 2.Bxf7#
- 2.Rxd4#
- 1...Qf1
- 2.Rxd4#
- 1...Qxe2
- 2.Bxf7#
- 2.Rxd4#
- 1...Qg2
- 2.Bxf7#
- 2.Rxd4#
- 1...Qf3
- 2.Rxd4#
- 1...Qf4
- 2.Rxd4#
- 1...Qf5
- 2.Rxd4#
- 1...Re3
- 2.Rxd4#
- 1...Rg3
- 2.Sd6#
- 1...Bg1
- 2.Sd6#
- 1...Bg3
- 2.Rc1#
- 2.Qc1#
- 1...Bf4
- 2.Bxf7#
- 1...Bd6
- 2.Sxd6#
- 1...Sb4
- 2.Sd2#
- 1...d3
- 2.Rc1#
- 2.Qc1#
- 1...e3
- 2.Bd3#
- 2.Rc1#
- 2.Rxd4#
- 1...c5
- 2.Qd5#
- 1...f5
- 2.Bf7#
- 1...f6
- 2.Bf7#
- 1...Qxe1
- Tries
- 1.Qe3?
- threat
- 2.Rc1#
- 2.Rxd4#
- 1...Qxe1
- 2.Rxd4#
- 2.Qxd4#
- 1...Qxe3
- 2.Bxf7#
- 1...Qxe2
- 2.Bxf7#
- 2.Rxd4#
- 2.Qxd4#
- 1...Rxe3
- 2.Rxd4#
- 1...dxe3
- 2.Rc1#
- 2.Rd4#
- 1...Qf5
- 2.Rxd4#
- 2.Qxd4#
- 1...f5
- 2.Bf7#
- 2.Rxd4#
- 1...Qf6
- 2.Rc1#
- 1...Sb4
- 2.Sd2#
- 2.Rxd4#
- 1...d3
- 2.Rc1#
- 2.Qc1#
- 1...c5
- 2.Rc1#
- 1...Be5!
- threat
- 1.Qf4?
- threat
- 2.Sd6#
- 2.Bxf7#
- 1...Qxe1
- 2.Rxd4#
- 1...Qxf4
- 2.Rxd4#
- 1...Bxf4
- 2.Bxf7#
- 1...fxg6
- 2.Sd6#
- 1...f5
- 2.Bf7#
- 1...Qg1
- 2.Sd6#
- 2.Qxf7#
- 1...Qg3
- 2.Sd6#
- 2.Rxd4#
- 2.Qxf7#
- 1...Qg2
- 2.Sd6#
- 2.Rxd4#
- 2.Qxf7#
- 1...Rg3
- 2.Sd6#
- 1...Sb4
- 2.Sd2#
- 2.Sd6#
- 1...Sc5
- 2.Sd6#
- 1...Sc7
- 2.Sd6#
- 1...f6
- 2.Sd6#
- 2.Bf7#
- 1...Rc3!
- threat
- 1.Qc5+?
- 1...bxc5
- 2.Sa5#
- 1...Sxc5!
- 1...bxc5
- 1.Qe3?
- Keys
- 1.Qg3!
- threat
- 2.Sd6#
- 2.Rc1#
- 1...Qxe1
- 2.Rxd4#
- 1...Qxg3
- 2.Rxd4#
- 1...Qxe2
- 2.Sd6#
- 2.Bxf7#
- 2.Rxd4#
- 1...Rxg3
- 2.Sd6#
- 1...Bxg3
- 2.Rc1#
- 1...Qf5
- 2.Rxd4#
- 1...f5
- 2.Bf7#
- 1...Qe3
- 2.Sd6#
- 2.Bxf7#
- 1...Qf3
- 2.Sd6#
- 2.Rxd4#
- 1...Qf4
- 2.Rxd4#
- 1...Qf6
- 2.Rc1#
- 1...Sb4
- 2.Sd2#
- 2.Sd6#
- threat
- 1.Qg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 11
- Sets
- Q(a);N_GUARD,XB(B)::R1(A),XP(e)
- Q(a);N_GUARD::B(I),XP(l)
- Q(a);N_GUARD::R1(A),XP(e)
- R(c);S_CUTQ(a)::R1(A),XP(e)
- R(c);S_CUTB(b)::S(J)
- B(b);N_GUARD::S(J)
- B(b);S_CUTQ(a)::B(I),XP(l)
- B(b);N_GUARD::S(J),XB(b)
- S(i);SBLOCK::S(F)
- P(k);N_GUARD::QAB1(G)
- P(l);S_CUTQ(a)::B(I)
- Tries
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- Q(a);N_GUARD,XQ(G)::B(I),XP(l)
- R(c);XQ(G)::R1(A),XP(e)
- Q(a);::R(A)
- P(k);::R(A)
- Refutation
- B(b);
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- Q(a);N_GUARD,XB(B)::R1(A),XP(e)
- Q(a);N_GUARD,XQ(G)::R1(A),XP(e)
- B(b);XQ(G)::B(I),XP(l)
- P(l);XB(I)::S(J)
- P(l);::B(I)
- R(c);P_PINB(I)::S(J)
- S(i);::S(J)
- Refutation
- R(c);
- Try
- Q(G);CHECK
- Vars
- P(j);XQ(G)::S(F)
- Refutation
- S(i);XQ(G)
- Try
- Actual
- Q(G);
- Threat
- DUALS(2)
- Vars
- Q(a);N_GUARD,XB(B)::R1(A),XP(e)
- Q(a);N_GUARD,P_PINB(I),XQ(G)::R1(A),XP(e)
- R(c);P_PINB(I),XQ(G)::S(J)
- B(b);XQ(G)::R(A)
- Q(a);N_GUARD::R1(A),XP(e)
- P(l);S_CUTQ(a)::B(I)
- Q(a);::R(A)
Developed and maintained by Brian Stephenson.
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