MESON Chess Problem Database
Problem Display
PID: 241220 (r2b3q/n2Q2n1/p6p/8/1p1B1pp1/3p4/3k4/1K1B3R w - - 0 1)
Maleika, Gerhard
Sachsische Zeitung, 2006
#2
5 + 12
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Tries
- 1.Qa4?
- threat
- 2.Qa2#
- 2.Qxb4#
- 1...Qf8
- 2.Qa2#
- 1...Qg8
- 2.Qxb4#
- 1...Rb8
- 2.Qa2#
- 1...Ba5
- 2.Qa2#
- 1...Be7
- 2.Qa2#
- 1...Sb5
- 2.Qa2#
- 1...Sc6
- 2.Qa2#
- 1...b3
- 2.Qb4#
- 1...a5
- 2.Qa2#
- 1...Rc8!
- threat
- 1.Qxg4?
- threat
- 2.Qg2#
- 2.Qxf4#
- 1...Qf8
- 2.Qg2#
- 1...Bh4
- 2.Qxf4#
- 1...Bg5
- 2.Qg2#
- 1...Bc7
- 2.Qg2#
- 1...Sf5
- 2.Qg2#
- 1...Sh5
- 2.Qg2#
- 1...Se6
- 2.Qg2#
- 1...f3
- 2.Qf4#
- 1...Qe8!
- threat
- 1.Qc6?
- threat
- 2.Qg2#
- 2.Qc1#
- 1...Qe8
- 2.Qc1#
- 1...Rc8
- 2.Qg2#
- 1...Bh4
- 2.Qc1#
- 1...f3
- 2.Qc1#
- 1...Sxc6!
- threat
- 1.Qe6?
- threat
- 2.Qa2#
- 2.Qe1#
- 1...Qe8
- 2.Qa2#
- 1...Qg8
- 2.Qe1#
- 1...Rc8
- 2.Qe1#
- 1...Bh4
- 2.Qa2#
- 1...b3
- 2.Qe1#
- 1...Sxe6!
- threat
- 1.Qd6?
- threat
- 2.Qxb4#
- 2.Qxf4#
- 1...Qe8
- 2.Qxb4#
- 1...Rb8
- 2.Qxf4#
- 1...Rc8
- 2.Qxf4#
- 1...Ba5
- 2.Qxf4#
- 1...Bg5
- 2.Qxb4#
- 1...Bc7
- 2.Qxb4#
- 1...Be7
- 2.Qxf4#
- 1...Sb5
- 2.Qxf4#
- 1...Sc6
- 2.Qxf4#
- 1...Sf5
- 2.Qxb4#
- 1...Sh5
- 2.Qxb4#
- 1...Se6
- 2.Qxb4#
- 1...b3
- 2.Qb4#
- 2.Qxf4#
- 1...f3
- 2.Qxb4#
- 2.Qf4#
- 1...a5
- 2.Qxf4#
- 1...Qf8!
- threat
- 1.Qb7?
- threat
- 2.Qg2#
- 2.Qxb4#
- 1...Qe8
- 2.Qxb4#
- 1...Qf8
- 2.Qg2#
- 1...Rb8
- 2.Qg2#
- 1...Rc8
- 2.Qg2#
- 1...Bh4
- 2.Qxb4#
- 1...Ba5
- 2.Qg2#
- 1...Bb6
- 2.Qg2#
- 1...Be7
- 2.Qg2#
- 1...Sb5
- 2.Qg2#
- 1...b3
- 2.Qg2#
- 2.Qb4#
- 1...f3
- 2.Qxb4#
- 1...a5
- 2.Qg2#
- 1...Sc6!
- threat
- 1.Qc7?
- threat
- 2.Qxf4#
- 2.Qc1#
- 1...Qe8
- 2.Qc1#
- 1...Qf8
- 2.Qc1#
- 1...Rc8
- 2.Qxf4#
- 1...Bg5
- 2.Qc1#
- 1...Sc6
- 2.Qxf4#
- 1...Sf5
- 2.Qc1#
- 1...Sh5
- 2.Qc1#
- 1...Se6
- 2.Qc1#
- 1...f3
- 2.Qf4#
- 2.Qc1#
- 1...Bxc7!
- threat
- 1.Qe7?
- threat
- 2.Qxb4#
- 2.Qe1#
- 1...Qe8
- 2.Qxb4#
- 1...Qf8
- 2.Qe1#
- 1...Rb8
- 2.Qe1#
- 1...Rc8
- 2.Qe1#
- 1...Ba5
- 2.Qe1#
- 1...Sb5
- 2.Qe1#
- 1...Sc6
- 2.Qe1#
- 1...Se6
- 2.Qxb4#
- 1...b3
- 2.Qb4#
- 2.Qe1#
- 1...a5
- 2.Qe1#
- 1...Bxe7!
- threat
- 1.Qf7?
- threat
- 2.Qa2#
- 2.Qxf4#
- 1...Qe8
- 2.Qa2#
- 1...Qf8
- 2.Qa2#
- 1...Qg8
- 2.Qxf4#
- 1...Rc8
- 2.Qxf4#
- 1...Bg5
- 2.Qa2#
- 1...Bf6
- 2.Qa2#
- 1...Bc7
- 2.Qa2#
- 1...Sf5
- 2.Qa2#
- 1...Sh5
- 2.Qa2#
- 1...b3
- 2.Qxf4#
- 1...f3
- 2.Qa2#
- 2.Qf4#
- 1...Se6!
- threat
- 1.Qa4?
- Keys
- 1.Qd5!
- threat
- 2.Qa2#
- 2.Qg2#
- 1...Qe8
- 2.Qa2#
- 1...Qg8
- 2.Qg2#
- 1...Rc8
- 2.Qg2#
- 1...Bh4
- 2.Qa2#
- 1...b3
- 2.Qg2#
- 1...f3
- 2.Qa2#
- threat
- 1.Qd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(l);::QAR(E)
- Q(l);::QAB(E),XP(c)
- R(j);::QAR(E)
- B(k);::QAR(E)
- S(h);::QAR(E)
- P(c);::QAB(E)
- P(f);::QAR(E)
- Refutation
- R(j);
- Try
- Q(E);XP(e)
- Threat
- DUALS(2)
- Vars
- Q(l);::QAR(E)
- B(k);::QAB(E),XP(d)
- B(k);::QAR(E)
- S(i);::QAR(E)
- P(d);::QAB(E)
- Refutation
- Q(l);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(l);::QAB1(E)
- R(j);::QAR(E)
- B(k);::QAB1(E)
- P(d);::QAB1(E)
- Refutation
- S(h);XQ(E)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(l);::QAR(E)
- Q(l);::QAB1(E)
- R(j);::QAB1(E)
- B(k);::QAR(E)
- P(c);::QAB1(E)
- Refutation
- S(i);XQ(E)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(l);::QAB(E),XP(c)
- R(j);::QAB(E),XP(d)
- B(k);::QAB(E),XP(d)
- B(k);::QAB(E),XP(c)
- S(h);::QAB(E),XP(d)
- S(i);::QAB(E),XP(c)
- P(f);::QAB(E),XP(d)
- Refutation
- Q(l);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(l);::QAB(E),XP(c)
- Q(l);::QAR(E)
- R(j);::QAR(E)
- B(k);::QAB(E),XP(c)
- B(k);::QAR(E)
- S(h);::QAR(E)
- P(d);::QAB(E),XP(c)
- P(f);::QAR(E)
- Refutation
- S(h);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(l);::QAB1(E)
- R(j);::QAB(E),XP(d)
- B(k);::QAB1(E)
- S(h);::QAB(E),XP(d)
- S(i);::QAB1(E)
- Refutation
- B(k);XQ(E)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(l);::QAB(E),XP(c)
- Q(l);::QAB1(E)
- R(j);::QAB1(E)
- B(k);::QAB1(E)
- S(h);::QAB1(E)
- S(i);::QAB(E),XP(c)
- P(f);::QAB1(E)
- Refutation
- B(k);XQ(E)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(l);::QAR(E)
- Q(l);::QAB(E),XP(d)
- R(j);::QAB(E),XP(d)
- B(k);::QAR(E)
- S(i);::QAR(E)
- P(c);::QAB(E),XP(d)
- Refutation
- S(i);
- Try
- Actual
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(l);::QAR(E)
- R(j);::QAR(E)
- B(k);::QAR(E)
- P(c);::QAR(E)
- P(d);::QAR(E)
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).