MESON Chess Problem Database
Problem Display
PID: 227325 (1R6/N4pQ1/2p1rn2/kBNn4/8/8/1R6/4b2K w - - 0 1)
Laib, Kurt Friedrich
Kieler Schachgesellschaft, 1983
#2
7 + 7
| 16882 | KSG-Problemschach 1969-1987 (Muck/Laue) | 1993 |
SOLUTION
- SOUND
- Sets
- 1...Re2
- 2.Sxc6#
- 1...Re3
- 2.Sxc6#
- 1...Re4
- 2.Sxc6#
- 1...Re5
- 2.Sxc6#
- 1...Re7
- 2.Sxc6#
- 1...Re8
- 2.Sxc6#
- 1...Bb4
- 2.Sb3#
- 1...Sb4
- 2.Sb3#
- 1...Sb6
- 2.Sb7#
- 1...cxb5
- 2.R2xb5#
- 2.R8xb5#
- 1...Re2
- Tries
- 1.Sc8?
- threat
- 2.Sb7#
- 2.Ra8#
- 1...cxb5
- 2.R2xb5#
- 2.R8xb5#
- 1...Bb4
- 2.Sb3#
- 1...Sb4
- 2.Sb3#
- 1...Sb6
- 2.Sb7#
- 1...Sc7
- 2.Sb7#
- 1...Re7!
- threat
- 1.Bxc6?
- threat
- 2.Ra2#
- 2.R2b5#
- 2.R8b5#
- 1...Bb4
- 2.Rb5#
- 1...Re2
- 2.R2b5#
- 2.R8b5#
- 1...Re3
- 2.R2b5#
- 2.R8b5#
- 1...Re4
- 2.R2b5#
- 2.R8b5#
- 1...Sb4
- 2.Rb5#
- 1...Sb6
- 2.Rb5#
- 1...Sc7
- 2.Ra2#
- 1...Sc3!
- threat
- 1.Qf8?
- threat
- 2.Sb3#
- 1...cxb5
- 2.R2xb5#
- 2.R8xb5#
- 1...Re3
- 2.Sxc6#
- 1...Re7
- 2.Sxc6#
- 1...Se7
- 2.Qd8#
- 1...Rd6!
- threat
- 1.Sc8?
- Keys
- 1.Qg1!
- threat
- 2.Sb7#
- 1...cxb5
- 2.R2xb5#
- 2.R8xb5#
- 1...Re3
- 2.Sxc6#
- 1...Re7
- 2.Sxc6#
- 1...Bf2
- 2.Qa1#
- 1...Se3
- 2.Qxe1#
- threat
- 1.Qg1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 7
- Sets
- R(e);N_GUARD::S(E),XP(d)
- B(a);SBLOCK::S(D)
- S(c);SBLOCK::S(D)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- B(a);SBLOCK::S(D)
- S(c);SBLOCK::S(D)
- S(c);::S(D)
- Refutation
- R(e);
- Try
- B(C);XP(d)
- Threat
- DUALS(3)
- Vars
- B(a);::R1(G)
- S(c);::R1(G)
- S(c);::R1(B)
- S(c);::R(B)
- Refutation
- S(c);
- Try
- Q(F);
- Threat
- S(D)
- Vars
- R(e);N_GUARD::S(E),XP(d)
- S(c);N_GUARD::QAB(F)
- Refutation
- R(e);
- Try
- Actual
- Q(F);
- Threat
- S(D)
- Vars
- R(e);N_GUARD::S(E),XP(d)
- B(a);OGATE::QAR(F)
- S(c);N_GUARD,S_CUTR(e)::QAB(F),XB(a)
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).