MESON Chess Problem Database
Problem Display
PID: 15648 (5R2/3RN2p/1b5K/n3N3/2B1k3/1r2p2p/1q5B/Q6b w - - 0 1)
Lobusov, Andrey Jakovlevic
Schach-Echo, 1986
#2
8 + 9
| 3297 | FIDE Album (1986-1988) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Qc1
- 2.Bd5#
- 2.Rf4#
- 1...Qa3
- 2.Bd5#
- 2.Rf4#
- 2.Qxh1#
- 1...Qc3
- 2.Qxh1#
- 1...Qd4
- 2.Qxh1#
- 1...Qxe5
- 2.Qxe5#
- 2.Qxh1#
- 1...Qb1
- 2.Bd5#
- 2.Rf4#
- 1...Qa2
- 2.Bd5#
- 2.Rf4#
- 1...Qc2
- 2.Bd5#
- 2.Rf4#
- 1...Qd2
- 2.Rf4#
- 1...Qe2
- 2.Bd5#
- 2.Rf4#
- 1...Qf2
- 2.Bd5#
- 1...Qg2
- 2.Bd5#
- 2.Rf4#
- 1...Qxh2
- 2.Bd5#
- 1...Rd3
- 2.Bxd3#
- 1...Rb4
- 2.Bd3#
- 1...Rb5
- 2.Bd3#
- 1...Bd4
- 2.Bd5#
- 1...Sxc4
- 2.Qa8#
- 1...Qc1
- Tries
- 1.Be6?
- threat
- 2.Bf5#
- 1...Qxe5
- 2.Qxe5#
- 2.Qxh1#
- 1...Qxh2
- 2.Bd5#
- 1...Qf2
- 2.Bd5#
- 1...e2!
- threat
- 1.Bg8?
- threat
- 2.Bxh7#
- 1...Qxe5
- 2.Qxe5#
- 2.Qxh1#
- 1...Qf2
- 2.Bd5#
- 1...Qg2
- 2.Bd5#
- 2.Rf4#
- 1...e2!
- threat
- 1.Rd4+?
- 1...Qxd4
- 2.Qxh1#
- 1...Bxd4
- 2.Bd5#
- 1...Kxd4!
- 1...Qxd4
- 1.Qd1?
- threat
- 2.Bd5#
- 2.Qg4#
- 2.Qd5#
- 1...Qxe5
- 2.Qxh1#
- 1...Qxh2
- 2.Qd5#
- 1...Sxc4
- 2.Qg4#
- 2.Qd5#
- 1...Qd4
- 2.Qg4#
- 2.Qxh1#
- 1...Qd2
- 2.Qg4#
- 1...Qe2
- 2.Bd5#
- 2.Qd5#
- 1...Qf2
- 2.Bd5#
- 2.Qd5#
- 1...Qg2
- 2.Bd5#
- 2.Qd5#
- 1...Rd3
- 2.Bxd3#
- 2.Qg4#
- 2.Qxd3#
- 1...Rb5
- 2.Bd3#
- 2.Qg4#
- 2.Qd3#
- 1...Bf3
- 2.Bd5#
- 2.Qxf3#
- 2.Qd5#
- 1...Bd4
- 2.Bd5#
- 2.Qg4#
- 1...e2!
- threat
- 1.Qf1?
- threat
- 2.Qf4#
- 2.Qf5#
- 1...Qxe5
- 2.Qxh1#
- 1...Qxh2
- 2.Qf5#
- 1...e2
- 2.Qf4#
- 1...Bf3
- 2.Qxf3#
- 1...Qf2!
- threat
- 1.Be6?
- Keys
- 1.Sf5!
- threat
- 2.Bd5#
- 1...Qxe5
- 2.Qxh1#
- 1...Qxh2
- 2.Sd6#
- 1...Sxc4
- 2.Qa8#
- 1...Qd4
- 2.Qxh1#
- 1...Qd2
- 2.Sg3#
- 1...Rd3
- 2.Bxd3#
- 1...Rb5
- 2.Bd3#
- threat
- 1.Sf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- Q(b);N_GUARD::QAB(A),XB(a)
- Q(b);::R1(H)
- Q(b);::B(C)
- Q(b);XB(B)::B(C)
- R(c);N_GUARD::B(C),XR(c)
- R(c);N_GUARD::B(C)
- B(h);SBLOCK::B(C)
- S(g);OGATE,XB(C)::QAB(A)
- Tries
- Try
- B(C);
- Threat
- B(C)
- Vars
- Q(b);XB(B)::B(C)
- Q(b);::B(C)
- Refutation
- P(d);
- Try
- B(C);
- Threat
- B(C),XP(i)
- Vars
- Q(b);::B(C)
- Refutation
- P(d);
- Try
- R(F);CHECK
- Vars
- Q(b);SBLOCK,XR(F)::QAB(A),XB(a)
- B(h);SBLOCK,XR(F)::B(C)
- Refutation
- K(f);P-FLIGHT,P_SPINQ(b),XR(F)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- Q(b);N_GUARD,XS(D)::QAB(A),XB(a)
- Q(b);XB(B)::QAB1(A)
- Q(b);::QAR2(A)
- Refutation
- P(d);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- Q(b);N_GUARD,XS(D)::QAB(A),XB(a)
- Q(b);XB(B)::QAB1(A)
- P(d);::QAR1(A)
- B(a);N_GUARD::QAB1(A),XB(a)
- Refutation
- Q(b);
- Try
- Actual
- S(G);
- Threat
- B(C)
- Vars
- Q(b);N_GUARD,XS(D)::QAB(A),XB(a)
- Q(b);XB(B)::S(G)
- S(g);OGATE,XB(C)::QAB(A)
- Q(b);N_GUARD::QAB(A),XB(a)
- Q(b);::S(G)
- R(c);N_GUARD::B(C),XR(c)
- R(c);N_GUARD::B(C)
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