MESON Chess Problem Database
Problem Display
PID: 215534 (1N1n1N2/B3pp2/Q4p2/R7/2P1kP2/7P/2K5/5R2 w - - 0 1)
Witt, Andreas
Badische Neueste Nachrichten, 1996
#2
10 + 5
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sc6
- 2.Qxc6#
- 1...Se6
- 2.Qb7#
- 2.Qc6#
- 1...Sb7
- 2.Qxb7#
- 2.Qc6#
- 1...f5
- 2.Re5#
- 1...Sc6
- Tries
- 1.Sbd7?
- 1...e6
- 2.Sxf6#
- 1...Sc6
- 2.Qxc6#
- 1...Se6
- 2.Qb7#
- 2.Qc6#
- 1...Sb7
- 2.Qxb7#
- 2.Qc6#
- 1...f5
- 2.Re5#
- 1...e5!
- 1...e6
- 1.Se6?
- 1...Sxe6
- 2.Qb7#
- 2.Qc6#
- 1...Sc6
- 2.Qxc6#
- 1...Sb7
- 2.Qxb7#
- 2.Qc6#
- 1...f5
- 2.Sg5#
- 2.Re5#
- 1...fxe6!
- 1...Sxe6
- 1.Sfd7?
- 1...e6
- 2.Sxf6#
- 1...Sc6
- 2.Qxc6#
- 1...Se6
- 2.Qb7#
- 2.Qc6#
- 1...Sb7
- 2.Qxb7#
- 2.Qc6#
- 1...f5
- 2.Re5#
- 1...e5!
- 1...e6
- 1.Sh7?
- 1...e6
- 2.Sxf6#
- 1...Sc6
- 2.Qxc6#
- 1...Se6
- 2.Qb7#
- 2.Qc6#
- 1...Sb7
- 2.Qxb7#
- 2.Qc6#
- 1...f5
- 2.Sg5#
- 2.Re5#
- 1...e5!
- 1...e6
- 1.Qb7+?
- 1...Sc6
- 2.Qxc6#
- 1...Sxb7!
- 1...Sc6
- 1.Qb6?
- threat
- 2.Qe3#
- 2.Qd4#
- 1...Sc6
- 2.Qe3#
- 2.Qxc6#
- 1...Se6
- 2.Qe3#
- 2.Qc6#
- 2.Qb7#
- 1...e5!
- threat
- 1.Qd6?
- threat
- 2.Qd3#
- 2.Qd4#
- 2.Qd5#
- 1...e5
- 2.Qd3#
- 1...e6
- 2.Qd3#
- 2.Qd4#
- 1...Sc6
- 2.Qd3#
- 2.Qd5#
- 2.Qxc6#
- 1...Se6
- 2.Qd3#
- 2.Qd5#
- 2.Qc6#
- 1...exd6!
- threat
- 1.Qxf6?
- threat
- 2.Re5#
- 2.Qd4#
- 2.Qe5#
- 2.Qf5#
- 1...e6
- 2.Re5#
- 2.Qd4#
- 2.Qe5#
- 1...Sc6
- 2.Qf5#
- 2.Qxc6#
- 1...Se6
- 2.Re5#
- 2.Qe5#
- 2.Qf5#
- 1...e5
- 2.Rxe5#
- 2.Qxe5#
- 1...exf6!
- threat
- 1.Sbd7?
- Keys
- 1.c5!
- threat
- 2.Qd3#
- 1...Ke3
- 2.Qd3#
- 1...Kd4
- 2.Qd3#
- 1...Kd5
- 2.Qd3#
- 1...Kf5
- 2.Qd3#
- threat
- 1.c5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 2
- Sets
- S(e);N_GUARD::QAB(G),XS(e)
- P(b);N_GUARD::R1(F)
- Tries
- Try
- S(I);
- Vars
- P(c);N_GUARD::S(I),XP(b)
- S(e);N_GUARD::QAB(G),XS(e)
- P(b);N_GUARD::R1(F)
- Refutation
- P(c);
- Try
- S(J);
- Vars
- S(e);N_GUARD::QAB(G),XS(e)
- Refutation
- P(d);XS(J)
- Try
- S(J);
- Vars
- P(c);N_GUARD::S(J),XP(b)
- S(e);N_GUARD::QAB(G),XS(e)
- P(b);N_GUARD::R1(F)
- Refutation
- P(c);
- Try
- S(J);
- Vars
- P(c);N_GUARD::S(J),XP(b)
- S(e);N_GUARD::QAB(G),XS(e)
- Refutation
- P(c);
- Try
- Q(G);CHECK
- Vars
- S(e);N_GUARD,P_SPINS(e)::QAB(G),XS(e)
- Refutation
- S(e);XQ(G)
- Try
- Q(G);
- Threat
- DUALS(2)
- Refutation
- P(c);
- Try
- Q(G);
- Threat
- DUALS(3)
- Vars
- P(c);::QAB1(G)
- Refutation
- P(c);XQ(G)
- Try
- Q(G);XP(b)
- Threat
- DUALS(4)
- Refutation
- P(c);XQ(G)
- Try
- Actual
- P(D);
- Threat
- QAB1(G)
- Vars
- K(a);P-FLIGHT::QAR1(G)
- K(a);S_FLIGHT::QAR2(G)
- K(a);S_FLIGHT::QAB(G)
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).