MESON Chess Problem Database
Problem Display
PID: 184410 (5Q2/3rnp2/4n3/3k4/B4B2/2PN4/3N4/K7 w - - 0 1)
Levrier, Jean
2nd HM., Bulletin Ouvrier des Echecs, 1951
#2
7 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Sf5
- 2.Sb4#
- 1...Sc6
- 2.Bb3#
- 1...Sg6
- 2.Sb4#
- 1...Sc8
- 2.Sb4#
- 1...Sg8
- 2.Sb4#
- 1...Sf5
- Tries
- 1.Qxe7?
- threat
- 2.Sb4#
- 2.Qxd7#
- 1...Rd6
- 2.Qxd6#
- 1...Ra7
- 2.Sb4#
- 2.Qd6#
- 1...Rb7
- 2.Qd6#
- 2.Qxb7#
- 1...Rc7
- 2.Sb4#
- 2.Qd6#
- 1...Rd8
- 2.Sb4#
- 2.Qb7#
- 1...Sc5
- 2.Sb4#
- 2.Qe5#
- 1...Sf8
- 2.Sb4#
- 2.Qe4#
- 2.Qe5#
- 1...Rxe7!
- threat
- 1.Qg7?
- threat
- 2.Qe5#
- 2.Qg2#
- 2.c4#
- 1...Sxf4
- 2.Qe5#
- 1...Sd4
- 2.Qe5#
- 1...Sc5
- 2.Qe5#
- 1...Sg5
- 2.Qe5#
- 1...Sc7
- 2.Qe5#
- 1...Sd8
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Rc7
- 2.Qe5#
- 2.Qg2#
- 1...Sc6
- 2.Bb3#
- 2.Qg2#
- 2.c4#
- 1...Sg6
- 2.c4#
- 1...f6
- 2.Qg2#
- 1...Sxg7!
- threat
- 1.Qa8+?
- 1...Sc6
- 2.Bb3#
- 2.Bxc6#
- 2.Qxc6#
- 1...Rb7!
- 1...Sc6
- 1.Qb8?
- threat
- 2.Qe5#
- 2.Qb3#
- 1...Sxf4
- 2.Qe5#
- 1...Sd4
- 2.Qe5#
- 1...Sc5
- 2.Qe5#
- 1...Sc7
- 2.Qb3#
- 1...Rd6
- 2.Qxd6#
- 2.Qb3#
- 1...Rb7
- 2.Qe5#
- 2.Qd6#
- 1...Sc6
- 2.Bb3#
- 2.Qb3#
- 1...Sg6
- 2.Qb3#
- 1...f6
- 2.Qb3#
- 1...Rc7!
- threat
- 1.Qh8?
- threat
- 2.Qe5#
- 2.Qh1#
- 2.c4#
- 1...Sxf4
- 2.Qe5#
- 1...Sd4
- 2.Qe5#
- 1...Sc5
- 2.Qe5#
- 1...Sg5
- 2.Qe5#
- 1...Sc7
- 2.Qe5#
- 1...Sd8
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Rc7
- 2.Qe5#
- 2.Qh1#
- 1...Sc6
- 2.Bb3#
- 2.Qh1#
- 2.c4#
- 1...Sg6
- 2.Qh1#
- 2.c4#
- 1...f6
- 2.Qh1#
- 1...Sg7!
- threat
- 1.Qxe7?
- Keys
- 1.Qh6!
- threat
- 2.Qh1#
- 1...Sxf4
- 2.Bb3#
- 1...Sd4
- 2.c4#
- 1...Sc5
- 2.Sb4#
- 1...Sg5
- 2.Bb3#
- 1...Sc7
- 2.Bb3#
- 1...Sg7
- 2.Bb3#
- 1...Sd8
- 2.Bb3#
- 1...Sf8
- 2.Bb3#
- threat
- 1.Qh6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 5
- Sets
- S(d);::S(D)
- S(d);SBLOCK::B(E)
- Tries
- Try
- Q(G);XS(d)
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD::QAR1(G),XR(c)
- Refutation
- R(c);XQ(G)
- Try
- Q(G);
- Threat
- DUALS(3)
- Vars
- S(b);XB(F)::QAR1(G)
- S(b);::QAR1(G)
- S(d);::P(C)
- P(e);::QAB(G)
- Refutation
- S(b);XQ(G)
- Try
- Q(G);CHECK
- Refutation
- R(c);P_SPINR(c)
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- S(b);XB(F)::QAR1(G)
- S(b);::QAR1(G)
- S(b);::QAB(G)
- S(d);::QAB(G)
- P(e);::QAB(G)
- Refutation
- R(c);
- Try
- Q(G);
- Threat
- DUALS(3)
- Vars
- S(b);XB(F)::QAR1(G)
- S(b);::QAR1(G)
- P(e);::QAB(G)
- Refutation
- S(b);
- Try
- Actual
- Q(G);
- Threat
- QAB(G)
- Vars
- S(b);XB(F)::B(E)
- S(b);SBLOCK::P(C)
- S(b);SBLOCK::S(D)
- S(b);::B(E)
Developed and maintained by Brian Stephenson.
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