MESON Chess Problem Database
Problem Display
PID: 18578 (8/N7/1p3P2/b7/n1k5/Pq2Q2K/B2RR3/1rn2NB1 w - - 0 1)
Michel, Francois
1st Prize, Themes-64, 1956
#2
10 + 7
| 4872 | Themes-64 | 1957 |
| 3976 | FIDE Album (1956-1958) | 1961 |
| 136 | Problem Observer | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Bc3
- 2.Qe6#
- 1...Sxe2
- 2.Qd3#
- 1...Sd3
- 2.Qd4#
- 2.Qxd3#
- 1...Sc3
- 2.Qd4#
- 1...Sc5
- 2.Rd4#
- 1...Bc3
- Tries
- 1.Kg2?
- threat
- 2.Qd4#
- 1...Sxe2
- 2.Qd3#
- 1...Bc3
- 2.Qe6#
- 1...Qxa2!
- threat
- 1.Kh2?
- threat
- 2.Qd4#
- 1...Sxe2
- 2.Qd3#
- 1...Bc3
- 2.Qe6#
- 1...Qxa2!
- threat
- 1.Kg4?
- threat
- 2.Qd4#
- 1...Sxe2
- 2.Qd3#
- 1...Bc3
- 2.Qe6#
- 1...Qxa2!
- threat
- 1.Kh4?
- threat
- 2.Qd4#
- 1...Sxe2
- 2.Qd3#
- 1...Bc3
- 2.Qe6#
- 1...Qxa2!
- threat
- 1.Sg3?
- threat
- 2.Qd4#
- 1...Sxe2
- 2.Qd3#
- 1...Bc3
- 2.Qe6#
- 1...Qxa2!
- threat
- 1.Bxb3+?
- 1...Sxb3
- 2.Qd3#
- 1...Rxb3!
- 1...Sxb3
- 1.Rc2+?
- 1...Bc3
- 2.Qd4#
- 2.Qe4#
- 1...Sc3
- 2.Qd4#
- 2.Qe4#
- 1...Kd5!
- 1...Bc3
- 1.Rg2?
- threat
- 2.Rg4#
- 1...Sd3
- 2.Qd4#
- 2.Qxd3#
- 1...Bc3
- 2.Qe6#
- 1...Se2
- 2.Qd3#
- 1...Sc3
- 2.Qd4#
- 1...Sc5
- 2.Rd4#
- 1...Bxd2!
- threat
- 1.Qg3?
- threat
- 2.Re4#
- 1...Sxe2
- 2.Qd3#
- 1...Sd3
- 2.Qxd3#
- 1...Bc3
- 2.Qg8#
- 1...Sc3
- 2.Qc7#
- 1...Sc5
- 2.Rd4#
- 1...Bxd2!
- threat
- 1.Kg2?
- Keys
- 1.Qf3!
- threat
- 2.Re4#
- 1...Bxd2
- 2.Sxd2#
- 1...Sxe2
- 2.Qd3#
- 1...Sd3
- 2.Qxd3#
- 1...Bc3
- 2.Qd5#
- 1...Sc3
- 2.Qc6#
- 1...Sc5
- 2.Rd4#
- threat
- 1.Qf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(f);N_PINQ(G),SBLOCK::QAB(G)
- S(b);N_GUARD,XR(E)::QAB1(G)
- S(d);N_PINQ(G)::QAR1(G)
- S(d);SBLOCK::R1(D)
- Tries
- Try
- K(H);N_SPINQ(G),S_FLIGHT
- Threat
- QAR1(G)
- Vars
- S(b);N_GUARD,XR(E)::QAB1(G)
- B(f);SBLOCK::QAB(G)
- Refutation
- Q(c);N_SPINQ(c),XB(C)
- Try
- K(H);N_SPINQ(G),P-FLIGHT
- Threat
- QAR1(G)
- Vars
- S(b);N_GUARD,XR(E)::QAB1(G)
- B(f);SBLOCK::QAB(G)
- Refutation
- Q(c);N_SPINQ(c),XB(C)
- Try
- K(H);N_SPINQ(G),S_FLIGHT
- Threat
- QAR1(G)
- Vars
- S(b);N_GUARD,XR(E)::QAB1(G)
- B(f);SBLOCK::QAB(G)
- Refutation
- Q(c);N_SPINQ(c),XB(C)
- Try
- K(H);N_SPINQ(G),P-FLIGHT
- Threat
- QAR1(G)
- Vars
- S(b);N_GUARD,XR(E)::QAB1(G)
- B(f);SBLOCK::QAB(G)
- Refutation
- Q(c);N_SPINQ(c),XB(C)
- Try
- S(A);N_SPINQ(G)
- Threat
- QAR1(G)
- Vars
- S(b);N_GUARD,XR(E)::QAB1(G)
- B(f);SBLOCK::QAB(G)
- Refutation
- Q(c);N_SPINQ(c),XB(C)
- Try
- B(C);CHECK,N_SPINQ(G),XQ(c)
- Vars
- S(b);XB(C)::QAB1(G)
- Refutation
- R(a);P_PINQ(G),XB(C)
- Try
- R(D);CHECK
- Refutation
- K(e);S_FLIGHT
- Try
- R(E);
- Threat
- R(E)
- Vars
- B(f);N_PINQ(G),SBLOCK::QAB(G)
- S(b);N_GUARD::QAB1(G)
- S(d);N_PINQ(G)::QAR1(G)
- S(d);SBLOCK::R1(D)
- Refutation
- B(f);XR(D)
- Try
- Q(G);
- Threat
- R(E)
- Vars
- S(b);N_GUARD,XR(E)::QAB1(G)
- S(b);N_GUARD,N_PINQ(G)::QAB1(G),XS(b)
- B(f);N_PINQ(G),SBLOCK::QAB(G)
- S(d);N_PINQ(G),SBLOCK::QAR(G)
- S(d);SBLOCK::R1(D)
- Refutation
- B(f);XR(D)
- Try
- Actual
- Q(G);
- Threat
- R(E)
- Vars
- B(f);XR(D)::S(A),XB(f)
- S(b);N_GUARD,XR(E)::QAB1(G)
- S(b);N_GUARD,N_PINQ(G)::QAB1(G),XS(b)
- B(f);N_PINQ(G),SBLOCK::QAB1(G)
- S(d);N_PINQ(G),SBLOCK::QAR2(G)
- S(d);SBLOCK::R1(D)
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