MESON Chess Problem Database
Problem Display
PID: 23269 (KQ6/1R4N1/2P1q2B/R3N3/3Pk3/2P5/4P3/6b1 w - - 0 1)
Kopaev, Viacheslav Georgievich
The Problemist, 1997
#2
11 + 3
SOLUTION
- SOUND
- Sets
- 1...Qxe5
- 2.Rxe5#
- 2.Qxe5#
- 1...Qxe5
- Tries
- 1.Sf3?
- threat
- 2.Sd2#
- 2.Qf4#
- 1...Qxh6
- 2.Qe5#
- 1...Qa2
- 2.Qf4#
- 2.Qe5#
- 1...Qg4
- 2.Sd2#
- 2.Re5#
- 2.Qe5#
- 1...Qf5
- 2.Sd2#
- 1...Qf7
- 2.Sd2#
- 2.Re5#
- 2.Qe5#
- 1...Qc8
- 2.Sd2#
- 2.Re5#
- 1...Qg8
- 2.Sd2#
- 2.Re5#
- 1...Qe5
- 2.Sd2#
- 2.Rxe5#
- 2.Qxe5#
- 1...Qd6
- 2.Sd2#
- 1...Qf6
- 2.Sd2#
- 1...Qe8
- 2.Sd2#
- 2.Qxe8#
- 1...Bh2
- 2.Sd2#
- 1...Be3!
- threat
- 1.Sc4?
- threat
- 2.Sd2#
- 2.Qf4#
- 1...Qxc4
- 2.Re5#
- 2.Qf4#
- 2.Qe5#
- 1...Qxh6
- 2.Qe5#
- 1...Qg4
- 2.Sd2#
- 2.Sd6#
- 2.Re5#
- 2.Qe5#
- 1...Qf5
- 2.Sd2#
- 2.Sd6#
- 1...Qf7
- 2.Sd2#
- 2.Sd6#
- 2.Re5#
- 2.Qe5#
- 1...Qc8
- 2.Sd2#
- 2.Sd6#
- 2.Re5#
- 1...Qg8
- 2.Sd2#
- 2.Sd6#
- 2.Re5#
- 1...Qe5
- 2.Sd2#
- 2.Rxe5#
- 2.Qxe5#
- 1...Qd6
- 2.Sd2#
- 2.Sxd6#
- 1...Qf6
- 2.Sd2#
- 1...Qe8
- 2.Sd2#
- 2.Sd6#
- 2.Qxe8#
- 1...Bh2
- 2.Sd2#
- 1...Be3!
- threat
- 1.Sf3?
- Keys
- 1.Re7!
- threat
- 2.Qb1#
- 1...Qxc6+
- 2.Sxc6#
- 1...Qxh6
- 2.Sg6#
- 1...Qa2
- 2.Sc4#
- 1...Qb3
- 2.Sc4#
- 1...Qh3
- 2.Sg4#
- 1...Qc4
- 2.Sxc4#
- 1...Qc8
- 2.Sd7#
- 1...Qg8
- 2.Sf7#
- threat
- 1.Re7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- Q(c);N_GUARD,XB(G)::QAR1(K)
- Q(c);::S(E)
- B(a);::S(E)
- Refutation
- B(a);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- Q(c);N_GUARD,XB(G)::QAR1(K)
- Q(c);::S(E)
- B(a);::S(E)
- Refutation
- B(a);
- Try
- Actual
- R(H);
- Threat
- QAB(K)
- Vars
- Q(c);CHECK,XP(F)::R(H)+S(E),XQ(c)
- Q(c);XB(G)::R(H)+S(E)
- Q(c);P_PINR(D)::R(H)+S(E)
- Q(c);::R(H)+S(E)
- Q(c);::R(H)+S(E),XQ(c)
- Q(c);P_PINQ(K)::R(H)+S(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).