MESON Chess Problem Database
Problem Display
PID: 234606 (8/Q3p3/1nPNk3/4P3/1P2K3/8/P7/8 w - - 0 1)
Abdullayev, Elmar
Kudesnik, 2008
#2
7 + 3
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sa4
- 2.Qd7#
- 1...Sc4
- 2.Qd7#
- 1...Sd5
- 2.Qd7#
- 1...Sd7
- 2.Qxd7#
- 1...Sa8
- 2.Qd7#
- 1...Sc8
- 2.Qd7#
- 1...Sa4
- Tries
- 1.Kd4?
- 1...Sa4
- 2.Qd7#
- 1...Sc4
- 2.Qd7#
- 1...Sd5
- 2.Qd7#
- 1...Sd7
- 2.Qxd7#
- 1...Sa8
- 2.Qd7#
- 1...Sc8
- 2.Qd7#
- 1...exd6!
- 1...Sa4
- 1.Qa5?
- 1...Sa4
- 2.Qd5#
- 1...Sc4
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sd7
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...exd6!
- 1...Sa4
- 1.Qa6?
- 1...Sa4
- 2.Qc4#
- 2.Qc8#
- 1...Sc4
- 2.Qxc4#
- 2.Qc8#
- 1...Sd5
- 2.Qc8#
- 1...Sd7
- 2.Qc4#
- 1...Sa8
- 2.Qc4#
- 2.Qc8#
- 1...Sc8
- 2.Qc4#
- 2.Qxc8#
- 1...exd6!
- 1...Sa4
- 1.Qb7?
- 1...Sa4
- 2.Qc8#
- 2.Qd7#
- 1...Sc4
- 2.Qc8#
- 2.Qd7#
- 1...Sd5
- 2.Qc8#
- 2.Qd7#
- 1...Sd7
- 2.Qxd7#
- 1...Sa8
- 2.Qc8#
- 2.Qd7#
- 1...Sc8
- 2.Qxc8#
- 2.Qd7#
- 1...exd6!
- 1...Sa4
- 1.Qc7?
- 1...Sa4
- 2.Qd7#
- 2.Qc8#
- 1...Sc4
- 2.Qd7#
- 2.Qc8#
- 1...Sd5
- 2.Qd7#
- 2.Qc8#
- 1...Sd7
- 2.Qxd7#
- 1...Sa8
- 2.Qd7#
- 2.Qc8#
- 1...Sc8
- 2.Qd7#
- 2.Qxc8#
- 1...exd6!
- 1...Sa4
- 1.Qa8?
- threat
- 2.Qg8#
- 1...exd6
- 2.Qe8#
- 1...Sc8
- 2.Qxc8#
- 1...Sxa8!
- threat
- 1.a3?
- 1...Sa4
- 2.Qd7#
- 1...Sc4
- 2.Qd7#
- 1...Sd5
- 2.Qd7#
- 1...Sd7
- 2.Qxd7#
- 1...Sa8
- 2.Qd7#
- 1...Sc8
- 2.Qd7#
- 1...exd6!
- 1...Sa4
- 1.a4?
- 1...Sxa4
- 2.Qd7#
- 1...Sc4
- 2.Qd7#
- 1...Sd5
- 2.Qd7#
- 1...Sd7
- 2.Qxd7#
- 1...Sa8
- 2.Qd7#
- 1...Sc8
- 2.Qd7#
- 1...exd6!
- 1...Sxa4
- 1.b5?
- 1...Sa4
- 2.Qd7#
- 1...Sc4
- 2.Qd7#
- 1...Sd5
- 2.Qd7#
- 1...Sd7
- 2.Qxd7#
- 1...Sa8
- 2.Qd7#
- 1...Sc8
- 2.Qd7#
- 1...exd6!
- 1...Sa4
- 1.Kd4?
- Keys
- 1.Qb8!
- threat
- 2.Qg8#
- 1...exd6
- 2.Qe8#
- 1...Sc8
- 2.Qxc8#
- threat
- 1.Qb8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- S(a);N_GUARD::QAB1(G)
- S(a);N_GUARD::QAB1(G),XS(a)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- S(a);N_GUARD::QAB1(G)
- S(a);N_GUARD::QAB1(G),XS(a)
- Refutation
- P(c);XS(F)
- Try
- Q(G);
- Vars
- S(a);N_GUARD::QAB1(G)
- S(a);N_GUARD::QAB1(G),XS(a)
- Refutation
- P(c);XS(F)
- Try
- Q(G);
- Vars
- S(a);N_GUARD::QAB(G)
- Refutation
- P(c);XS(F)
- Try
- Q(G);
- Vars
- S(a);N_GUARD::QAB1(G),XS(a)
- Refutation
- P(c);XS(F)
- Try
- Q(G);
- Vars
- S(a);N_GUARD::QAB1(G),XS(a)
- Refutation
- P(c);XS(F)
- Try
- Q(G);
- Threat
- QAB(G)
- Vars
- P(c);OGATEB,XS(F)::QAR2(G)
- S(a);N_GUARD::QAB(G),XS(a)
- Refutation
- S(a);XQ(G)
- Try
- P(A);
- Vars
- S(a);N_GUARD::QAB1(G)
- S(a);N_GUARD::QAB1(G),XS(a)
- Refutation
- P(c);XS(F)
- Try
- P(A);
- Vars
- S(a);N_GUARD,XP(A)::QAB1(G)
- S(a);N_GUARD::QAB1(G)
- S(a);N_GUARD::QAB1(G),XS(a)
- Refutation
- P(c);XS(F)
- Try
- P(B);
- Vars
- S(a);N_GUARD::QAB1(G)
- S(a);N_GUARD::QAB1(G),XS(a)
- Refutation
- P(c);XS(F)
- Try
- Actual
- Q(G);
- Threat
- QAB(G)
- Vars
- P(c);OGATEB,XS(F)::QAR2(G)
- S(a);N_GUARD::QAB(G),XS(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).