MESON Chess Problem Database
Problem Display
PID: 261043 (4N3/5n2/3NkPP1/1B1Rn2K/3B1p2/5P2/8/8 w - - 0 1)
Popa, Nicolae
Buletin Problemistic, 1993
#2
9 + 4
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Sd3
- 2.Sc7#
- 1...Sxf3
- 2.Sc7#
- 1...Sc4
- 2.Sc7#
- 1...Sg4
- 2.Sc7#
- 1...Sxg6
- 2.Sc7#
- 1...Sd7
- 2.Sc7#
- 1...Sg5
- 2.Rxe5#
- 1...Sxd6
- 2.Rxe5#
- 1...Sh6
- 2.Rxe5#
- 1...Sd8
- 2.Rxe5#
- 1...Sh8
- 2.Rxe5#
- 1...Sd3
- Tries
- 1.Sc4?
- 1...Kf5
- 2.Bd7#
- 1...Sxf3
- 2.Sc7#
- 1...Sxc4
- 2.Sc7#
- 1...Sxg6
- 2.Sc7#
- 1...Sd3
- 2.Sc7#
- 1...Sg4
- 2.Sc7#
- 1...Sc6
- 2.Sc7#
- 1...Sd7
- 2.Sc7#
- 1...Sg5
- 2.Rxe5#
- 1...Sd6
- 2.Rxe5#
- 1...Sh6
- 2.Rxe5#
- 1...Sd8
- 2.Rxe5#
- 1...Sh8
- 2.Rxe5#
- 1...Kxd5!
- 1...Kf5
- 1.Se4?
- 1...Kf5
- 2.Sg7#
- 2.Bd7#
- 1...Sxf3
- 2.Sc7#
- 1...Sxg6
- 2.Sc7#
- 1...Sd3
- 2.Sc7#
- 1...Sc4
- 2.Sc7#
- 1...Sg4
- 2.Sc7#
- 1...Sc6
- 2.Sc7#
- 1...Sd7
- 2.Sc7#
- 1...Sg5
- 2.Rxe5#
- 1...Sd6
- 2.Rxe5#
- 1...Sh6
- 2.Rxe5#
- 1...Sd8
- 2.Rxe5#
- 1...Sh8
- 2.Rxe5#
- 1...Kxd5!
- 1...Kf5
- 1.Sb7?
- 1...Kf5
- 2.Bd7#
- 1...Sxf3
- 2.Sc7#
- 1...Sxg6
- 2.Sc7#
- 1...Sd3
- 2.Sc7#
- 1...Sc4
- 2.Sc7#
- 1...Sg4
- 2.Sc7#
- 1...Sc6
- 2.Sc7#
- 1...Sd7
- 2.Sc7#
- 1...Sg5
- 2.Rxe5#
- 1...Sd6
- 2.Rxe5#
- 1...Sh6
- 2.Rxe5#
- 1...Sd8
- 2.Rxe5#
- 1...Sh8
- 2.Rxe5#
- 1...Kxd5!
- 1...Kf5
- 1.Sc8?
- 1...Kf5
- 2.Bd7#
- 1...Sxf3
- 2.Sc7#
- 1...Sxg6
- 2.Sc7#
- 1...Sd3
- 2.Sc7#
- 1...Sc4
- 2.Sc7#
- 1...Sg4
- 2.Sc7#
- 1...Sc6
- 2.Sc7#
- 1...Sd7
- 2.Sc7#
- 1...Sg5
- 2.Rxe5#
- 1...Sd6
- 2.Rxe5#
- 1...Sh6
- 2.Rxe5#
- 1...Sd8
- 2.Rxe5#
- 1...Sh8
- 2.Rxe5#
- 1...Kxd5!
- 1...Kf5
- 1.Bc6?
- 1...Sxf3
- 2.Sc7#
- 2.Sg7#
- 1...Sxg6
- 2.Sc7#
- 2.Sg7#
- 1...Sxd6
- 2.Rxe5#
- 1...Sd3
- 2.Sc7#
- 2.Sg7#
- 1...Sc4
- 2.Sc7#
- 2.Sg7#
- 1...Sg4
- 2.Sc7#
- 2.Sg7#
- 1...Sd7
- 2.Sc7#
- 2.Sg7#
- 1...Sg5
- 2.Rxe5#
- 1...Sh6
- 2.Rxe5#
- 1...Sd8
- 2.Rxe5#
- 1...Sh8
- 2.Rxe5#
- 1...Sxc6!
- 1...Sxf3
- 1.Sc4?
- Keys
- 1.Sf5!
- 1...Kxd5
- 2.Sc7#
- 1...Kxf5
- 2.Bd7#
- 1...Sxf3
- 2.Sc7#
- 1...Sxg6
- 2.Sc7#
- 1...Sd3
- 2.Sc7#
- 1...Sc4
- 2.Sc7#
- 1...Sg4
- 2.Sc7#
- 1...Sc6
- 2.Sc7#
- 1...Sd7
- 2.Sc7#
- 1...Sg5
- 2.Rxe5#
- 1...Sd6
- 2.Rxe5#
- 1...Sh6
- 2.Rxe5#
- 1...Sd8
- 2.Rxe5#
- 1...Sh8
- 2.Rxe5#
- 1...Kxd5
- 1.Sf5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(b);::S(I)
- S(b);XP(A)::S(I)
- S(b);XP(H)::S(I)
- S(d);N_GUARD::R1(D),XS(b)
- S(d);N_GUARD,XS(F)::R1(D),XS(b)
- Tries
- Try
- S(F);
- Vars
- K(c);N_GUARD,P_SPINS(b),S_FLIGHT::B(C)
- S(b);XP(A)::S(I)
- S(b);XS(F)::S(I)
- S(b);XP(H)::S(I)
- S(b);::S(I)
- S(d);N_GUARD::R1(D),XS(b)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- S(F);
- Vars
- S(b);XP(A)::S(I)
- S(b);XP(H)::S(I)
- S(b);::S(I)
- S(d);N_GUARD::R1(D),XS(b)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- S(F);
- Vars
- K(c);N_GUARD,P_SPINS(b),S_FLIGHT::B(C)
- S(b);XP(A)::S(I)
- S(b);XP(H)::S(I)
- S(b);::S(I)
- S(d);N_GUARD::R1(D),XS(b)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- S(F);
- Vars
- K(c);N_GUARD,P_SPINS(b),S_FLIGHT::B(C)
- S(b);XP(A)::S(I)
- S(b);XP(H)::S(I)
- S(b);::S(I)
- S(d);N_GUARD::R1(D),XS(b)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- B(C);
- Vars
- S(d);N_GUARD,XS(F)::R1(D),XS(b)
- S(d);N_GUARD::R1(D),XS(b)
- Refutation
- S(b);XB(C)
- Try
- Actual
- S(F);
- Vars
- K(c);N_GUARD,S_FLIGHT,XR(D)::S(I)
- K(c);N_GUARD,P_SPINS(b),S_FLIGHT,XS(F)::B(C)
- S(b);XP(A)::S(I)
- S(b);XP(H)::S(I)
- S(b);::S(I)
- S(d);N_GUARD::R1(D),XS(b)
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).