MESON Chess Problem Database
Problem Display
PID: 12190 (1nn3q1/8/5BR1/2Pk4/BP4r1/1p4p1/3NQ1K1/b2R4 w - - 0 1)
Manolescu, Mircea Mihai
2nd HM., Buletin Problemistic, 1976-1977
#2
9 + 8
| 5627 | Probleme de Sah | 1998 |
SOLUTION
- SOUND
- Sets
- 1...Rc4
- 2.Qxc4#
- 1...Rd4
- 2.Qe5#
- 1...Re4
- 2.Qxe4#
- 1...Rg5
- 2.Qc4#
- 2.Qe4#
- 1...Rxg6
- 2.Qc4#
- 2.Qe4#
- 1...Bd4
- 2.Qc4#
- 1...Be5
- 2.Qxe5#
- 1...b2
- 2.Qe5#
- 1...Rc4
- Tries
- 1.Sb1+?
- 1...Bd4
- 2.Sc3#
- 1...Rd4!
- 1...Bd4
- 1.Se4+?
- 1...Bd4
- 2.Sc3#
- 1...Ke6!
- 1...Bd4
- 1.Bxb3+?
- 1...Rc4
- 2.Qe4#
- 1...Kc6!
- 1...Rc4
- 1.Bxa1?
- threat
- 2.Se4#
- 2.Qe5#
- 1...Qxg6
- 2.Qe5#
- 1...Rxb4
- 2.Qh5#
- 2.Qe5#
- 1...Rxg6
- 2.Sb1#
- 2.Sf1#
- 2.Sxb3#
- 2.Sf3#
- 2.Sc4#
- 2.Qc4#
- 2.Qe4#
- 2.Qe5#
- 1...Rd4
- 2.Qh5#
- 1...Qe6
- 2.Se4#
- 2.Qxe6#
- 1...Qg7
- 2.Qe6#
- 1...Qe8
- 2.Se4#
- 1...Qh8
- 2.Qe6#
- 1...Rc4
- 2.Sxc4#
- 2.Qxc4#
- 2.Qh5#
- 2.Qe5#
- 1...Re4
- 2.Sxe4#
- 2.Qxe4#
- 1...Rg5
- 2.Sb1#
- 2.Sf1#
- 2.Sxb3#
- 2.Sf3#
- 2.Sc4#
- 2.Se4#
- 2.Bxb3#
- 2.Qd3#
- 2.Qf3#
- 2.Qc4#
- 2.Qe4#
- 1...Sc6
- 2.Bxc6#
- 1...Sd7
- 2.Se4#
- 2.Bc6#
- 1...b2!
- threat
- 1.Bb2?
- threat
- 2.Se4#
- 2.Qe5#
- 1...Qxg6
- 2.Qe5#
- 1...Rxb4
- 2.Qh5#
- 2.Qe5#
- 1...Rxg6
- 2.Sb1#
- 2.Sf1#
- 2.Sxb3#
- 2.Sf3#
- 2.Sc4#
- 2.Qc4#
- 2.Qe4#
- 2.Qe5#
- 1...Rd4
- 2.Qh5#
- 1...Qe6
- 2.Se4#
- 2.Qxe6#
- 1...Qg7
- 2.Qe6#
- 1...Qe8
- 2.Se4#
- 1...Qh8
- 2.Qe6#
- 1...Rc4
- 2.Sxc4#
- 2.Qxc4#
- 2.Qh5#
- 2.Qe5#
- 1...Re4
- 2.Sxe4#
- 2.Qxe4#
- 1...Rg5
- 2.Sb1#
- 2.Sf1#
- 2.Sxb3#
- 2.Sf3#
- 2.Sc4#
- 2.Se4#
- 2.Bxb3#
- 2.Qd3#
- 2.Qf3#
- 2.Qc4#
- 2.Qe4#
- 1...Sc6
- 2.Bxc6#
- 1...Sd7
- 2.Se4#
- 2.Bc6#
- 1...Bxb2!
- threat
- 1.Bc3?
- threat
- 2.Se4#
- 2.Qe5#
- 1...Qxg6
- 2.Qe5#
- 1...Rxb4
- 2.Qh5#
- 2.Qe5#
- 1...Rxg6
- 2.Sb1#
- 2.Sf1#
- 2.Sxb3#
- 2.Sf3#
- 2.Sc4#
- 2.Qc4#
- 2.Qe4#
- 2.Qe5#
- 1...Rd4
- 2.Qh5#
- 1...Qe6
- 2.Se4#
- 2.Qxe6#
- 1...Qg7
- 2.Qe6#
- 1...Qe8
- 2.Se4#
- 1...Qh8
- 2.Qe6#
- 1...Rc4
- 2.Sxc4#
- 2.Qxc4#
- 2.Qh5#
- 2.Qe5#
- 1...Re4
- 2.Sxe4#
- 2.Qxe4#
- 1...Rg5
- 2.Sb1#
- 2.Sf1#
- 2.Sxb3#
- 2.Sf3#
- 2.Sc4#
- 2.Se4#
- 2.Bxb3#
- 2.Qd3#
- 2.Qf3#
- 2.Qc4#
- 2.Qe4#
- 1...Sc6
- 2.Bxc6#
- 1...Sd7
- 2.Se4#
- 2.Bc6#
- 1...Bxc3!
- threat
- 1.Rg5+?
- 1...Rxg5
- 2.Qc4#
- 2.Qe4#
- 1...Be5
- 2.Qxe5#
- 1...Qxg5!
- 1...Rxg5
- 1.Qd3+?
- 1...Rd4
- 2.Qf5#
- 1...Bd4
- 2.Qc4#
- 2.Qxb3#
- 1...Ke6!
- 1...Rd4
- 1.Qf3+?
- 1...Re4
- 2.Qxe4#
- 1...Ke6!
- 1...Re4
- 1.Qxg4?
- threat
- 2.Qc4#
- 2.Qe4#
- 1...Qxg6
- 2.Qc4#
- 1...Bxf6
- 2.Qe4#
- 1...Qe6
- 2.Qc4#
- 1...Qe8
- 2.Qc4#
- 1...Bd4
- 2.Qe4#
- 1...Be5
- 2.Qc4#
- 1...Sb6
- 2.Qe4#
- 1...Sd6!
- threat
- 1.Sb1+?
- Keys
- 1.Bd4!
- threat
- 2.Qc4#
- 2.Qe5#
- 1...Kxd4
- 2.Sb1#
- 1...Rxd4
- 2.Qh5#
- 1...Bxd4
- 2.Bxb3#
- 1...Qe6
- 2.Qc4#
- 1...Qg7
- 2.Qc4#
- 1...Qe8
- 2.Qc4#
- 1...Qh8
- 2.Qc4#
- 1...Re4
- 2.Qc4#
- 2.Qxe4#
- 1...Rg5
- 2.Qc4#
- 2.Qe4#
- 1...Sc6
- 2.Qc4#
- 1...Sd7
- 2.Qc4#
- 1...Sb6
- 2.Rd6#
- 2.Qe5#
- 1...Sd6
- 2.Rxd6#
- 2.Qe5#
- threat
- 1.Bd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 7
- REMOVED MATES = 4
- Sets
- R(d);N_GUARD::QAB1(C),XR(d)
- R(d);S_CUTB(a)::QAR1(C)
- B(a);S_CUTR(d)::QAB1(C)
- B(a);N_GUARD::QAR1(C),XB(a)
- P(b);S_CUTB(a)::QAR1(C)
- Tries
- Try
- S(B);CHECK
- Vars
- B(a);P_SPINB(a)::S(B)
- Refutation
- R(d);P_SPINR(d)
- Try
- S(B);CHECK
- Vars
- B(a);P_SPINB(a)::S(B)
- Refutation
- K(e);S_FLIGHT
- Try
- B(E);CHECK,XP(b)
- Vars
- R(d);P_SPINR(d)::QAB1(C)
- Refutation
- K(e);S_FLIGHT
- Try
- B(H);XB(a)
- Threat
- DUALS(2)
- Vars
- Q(h);XR(I)::QAR1(C)
- R(d);OGATE::QAR(C)
- Q(h);N_GUARD::QAB1(C)
- Q(h);::R(A)+S(B)
- S(f);N_GUARD::B(E),XS(f)
- Refutation
- P(b);
- Try
- B(H);
- Threat
- DUALS(2)
- Vars
- Q(h);XR(I)::QAR1(C)
- R(d);OGATE::QAR(C)
- Q(h);N_GUARD::QAB1(C)
- Q(h);::R(A)+S(B)
- S(f);N_GUARD::B(E),XS(f)
- Refutation
- B(a);XB(H)
- Try
- B(H);
- Threat
- DUALS(2)
- Vars
- Q(h);XR(I)::QAR1(C)
- R(d);OGATE::QAR(C)
- Q(h);N_GUARD::QAB1(C)
- Q(h);::R(A)+S(B)
- S(f);N_GUARD::B(E),XS(f)
- Refutation
- B(a);XB(H)
- Try
- R(I);CHECK
- Vars
- B(a);N_GUARD,P_SPINB(a)::QAR1(C),XB(a)
- Refutation
- Q(h);XR(I)
- Try
- Q(C);CHECK
- Vars
- R(d);P_SPINR(d),S_CUTB(a)::QAR2(C)
- Refutation
- K(e);S_FLIGHT
- Try
- Q(C);CHECK
- Vars
- R(d);N_GUARD,P_SPINR(d)::QAB1(C),XR(d)
- Refutation
- K(e);S_FLIGHT
- Try
- Q(C);XR(d)
- Threat
- DUALS(2)
- Vars
- Q(h);XR(I)::QAB1(C)
- B(a);XB(H)::QAB1(C)
- Q(h);SBLOCK::QAB1(C)
- Q(h);::QAB1(C)
- B(a);::QAB1(C)
- S(g);::QAB1(C)
- Refutation
- S(g);
- Try
- Actual
- B(H);
- Threat
- DUALS(2)
- Vars
- K(e);P-FLIGHT,XB(H)::R(A)+S(B)
- R(d);OGATE,SBLOCK,XB(H)::QAR(C)
- B(a);SBLOCK,XB(H)::B(E),XP(b)
- Q(h);::QAB1(C)
- S(f);::QAB1(C)
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