MESON Chess Problem Database
Problem Display
PID: 287464 (3BN3/1pPk2pP/8/1K6/8/bB6/2p5/1NR1R3 w - - 0 1)
Servais, Albert
To Mat, 1954
#2
9 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2026 |
SOLUTION
- SOUND
- Sets
- 1...Kc8
- 2.Be6#
- 1...cxb1Q
- 2.c8Q#
- 1...cxb1S
- 2.c8Q#
- 1...cxb1B
- 2.c8Q#
- 1...cxb1R
- 2.c8Q#
- 1...Kc8
- Tries
- 1.Sf6+?
- 1...Kd6
- 2.Re6#
- 2.c8S#
- 1...Kc8
- 2.Be6#
- 1...gxf6!
- 1...Kd6
- 1.Re7+?
- 1...Kc8
- 2.Be6#
- 1...Bxe7!
- 1...Kc8
- 1.h8R?
- threat
- 2.Be6#
- 1...Kc8
- 2.Be6#
- 1...cxb1Q
- 2.c8Q#
- 1...cxb1R
- 2.c8Q#
- 1...Bf8!
- threat
- 1.Sf6+?
- Keys
- 1.h8Q!
- threat
- 2.Be6#
- 2.Qh3#
- 1...Kc8
- 2.Be6#
- 2.Qh3#
- 1...cxb1Q
- 2.c8Q#
- 1...cxb1B
- 2.Be6#
- 2.c8Q#
- 1...cxb1R
- 2.Qh3#
- 2.c8Q#
- 1...Be7
- 2.Be6#
- 1...Bf8
- 2.Qh3#
- 1...g5
- 2.Be6#
- threat
- 1.h8Q!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 4
- Sets
- K(d);N_GUARD,S_FLIGHT::B(D)
- P(a);P_PINB(D),XS(A)::P=Q
- P(a);XS(A)::P=Q
- Tries
- Try
- S(I);CHECK
- Vars
- K(d);N_GUARD,S_FLIGHT::B(D)
- Refutation
- P(e);XS(I)
- Try
- R(C);CHECK
- Vars
- K(d);S_FLIGHT::B(D)
- Refutation
- B(b);XR(C)
- Try
- P(G);
- Threat
- B(D)
- Vars
- K(d);S_FLIGHT::B(D)
- P(a);P_PINB(D),XS(A)::P=Q
- Refutation
- B(b);
- Try
- Actual
- P(G);
- Threat
- DUALS(2)
- Vars
- P(a);P_PINB(D),XS(A)::P=Q
- B(b);::B(D)
- B(b);::QAB(G)
- P(e);::B(D)
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).