MESON Chess Problem Database
Problem Display
PID: 274580 (4k3/1qPrB3/nR4Pr/1B1N1p2/3N2Q1/7b/1P6/K3b3 w - - 0 1)
Cioflanca, Mihalu
Buletin Problemistic, 1998
#2
10 + 8
| 15601 | Albrecht-Leiss-Degener Collection | 2024 |
SOLUTION
- SOUND
- Sets
- 1...Qa7
- 2.c8Q#
- 2.c8R#
- 1...Rxg6
- 2.Qxg6#
- 1...f4
- 2.Bxd7#
- 1...Qa7
- Tries
- 1.Re6?
- threat
- 2.Sf6#
- 2.Ba3#
- 2.Bb4#
- 2.Bc5#
- 2.Bd6#
- 1...Qxd5
- 2.c8Q#
- 2.c8R#
- 1...Qxb5
- 2.Sf6#
- 1...Qxc7
- 2.Sf6#
- 1...Rxg6
- 2.Qxg6#
- 1...Sxc7
- 2.Sf6#
- 1...Qc6
- 2.Sf6#
- 1...Qb6
- 2.Sf6#
- 2.Bd6#
- 1...Rh7
- 2.Sf6#
- 1...Bb4
- 2.Sf6#
- 2.Bxb4#
- 2.Bc5#
- 2.Bd6#
- 1...Sb4
- 2.Sf6#
- 2.Bxb4#
- 2.Bc5#
- 2.Bd6#
- 1...Sc5
- 2.Sf6#
- 2.Bxc5#
- 1...Bh4!
- threat
- 1.Rxb7?
- threat
- 2.c8Q#
- 2.c8R#
- 1...Rxg6
- 2.Qxg6#
- 1...Bxg4
- 2.c8Q#
- 2.c8R#
- 1...Sxc7
- 2.Rb8#
- 1...fxg4
- 2.c8Q#
- 2.c8R#
- 1...Rh4
- 2.c8Q#
- 2.c8R#
- 1...Rh5
- 2.c8Q#
- 2.c8R#
- 1...Rh7
- 2.c8Q#
- 2.c8R#
- 1...Rh8
- 2.c8Q#
- 2.c8R#
- 1...Bd2
- 2.c8Q#
- 2.c8R#
- 1...Bf2
- 2.c8Q#
- 2.c8R#
- 1...Bc3
- 2.c8Q#
- 2.c8R#
- 1...Bg3
- 2.c8Q#
- 2.c8R#
- 1...Bb4
- 2.c8Q#
- 2.c8R#
- 1...Bh4
- 2.c8Q#
- 2.c8R#
- 1...Bf1
- 2.c8Q#
- 2.c8R#
- 1...Bg2
- 2.c8Q#
- 2.c8R#
- 1...Sb4
- 2.Rb8#
- 2.c8Q#
- 2.c8R#
- 1...Sc5
- 2.Rb8#
- 2.c8Q#
- 2.c8R#
- 1...Sb8
- 2.Rxb8#
- 2.cxb8Q#
- 2.cxb8R#
- 2.c8Q#
- 2.c8R#
- 1...f4
- 2.Bxd7#
- 2.c8Q#
- 2.c8R#
- 1...Ba5!
- threat
- 1.Qxf5?
- threat
- 2.Bxd7#
- 2.Qf7#
- 2.Qf8#
- 1...Qxd5
- 2.Qf8#
- 1...Qxc7
- 2.Qf7#
- 2.Qf8#
- 1...Rxg6
- 2.Bxd7#
- 2.Qxg6#
- 2.Qf8#
- 1...Qc6
- 2.Qf7#
- 2.Qf8#
- 1...Qc8
- 2.Qf7#
- 2.Qf8#
- 1...Rh7
- 2.Bxd7#
- 2.Qf8#
- 1...Rh8
- 2.Bxd7#
- 2.Qf7#
- 1...Sc5
- 2.Qf7#
- 2.Qf8#
- 1...Sb8
- 2.Qf7#
- 2.Qf8#
- 1...Bxf5!
- threat
- 1.Re6?
- Keys
- 1.Sxf5!
- threat
- 2.Sf6#
- 2.Sd6#
- 2.Sg7#
- 1...Qxd5
- 2.c8Q#
- 2.c8R#
- 1...Qxb6
- 2.Sg7#
- 1...Qxc7
- 2.Sf6#
- 2.Sg7#
- 1...Rxg6
- 2.Qxg6#
- 1...Qc6
- 2.Sg7#
- 1...Rh7
- 2.Sf6#
- 2.Sd6#
- 1...Bc3
- 2.Sd6#
- 1...Bg3
- 2.Sf6#
- 2.Sg7#
- 1...Bb4
- 2.Sf6#
- 2.Sg7#
- 1...Bh4
- 2.Sd6#
- 2.Sg7#
- threat
- 1.Sxf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- Q(f);N_GUARD::P=Q
- R(e);OGATE,XP(H)::QAB(D),XR(e)
- P(c);::B(E),XR(g)
- Tries
- Try
- R(G);
- Threat
- DUALS(5)
- Vars
- Q(f);N_GUARD,XS(F)::P=Q
- Q(f);N_SPINR(g),XB(E)::S(F)
- Q(f);XP(I)::S(F)
- R(e);OGATE,XP(H)::QAB(D),XR(e)
- S(d);XP(I)::S(F)
- Q(f);N_SPINR(g)::S(F)
- R(e);::S(F)
- Refutation
- B(a);
- Try
- R(G);XQ(f)
- Threat
- P=Q
- Vars
- R(e);OGATE,XP(H)::QAB(D),XR(e)
- B(b);XQ(D)::P=Q
- S(d);N_GUARD,XP(I)::R(G)
- P(c);XQ(D)::P=Q
- R(e);::P=Q
- B(a);::P=Q
- B(a);P_PINP(B)::P=Q
- B(b);::P=Q
- Refutation
- B(a);
- Try
- Q(D);XP(c)
- Threat
- DUALS(3)
- Vars
- Q(f);XS(F)::QAR1(D)
- Refutation
- B(b);XQ(D)
- Try
- Actual
- S(C);XP(c)
- Threat
- DUALS(3)
- Vars
- Q(f);N_GUARD,XS(F)::P=Q
- Q(f);XR(G)::S(C)
- R(e);OGATE,XP(H)::QAB(D),XR(e)
- Q(f);N_SPINR(g)::S(C)
- B(a);P_PINP(B)::S(C)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).