MESON Chess Problem Database
Problem Display
PID: 247398 (8/8/2PK4/PB5n/2Nk1N2/p4P2/3P4/q7 w - - 0 1)
Popov, Mikhail Nikolov
Stella Polaris, 1968
#2
8 + 4
SOLUTION
- SOUND
- Tries
- 1.Sxa3?
- threat
- 2.Sc2#
- 2.Se2#
- 2.Se6#
- 1...Sxf4
- 2.Sc2#
- 1...Qb2
- 2.Se2#
- 2.Se6#
- 1...Qc3
- 2.Se2#
- 2.Se6#
- 1...Qb1
- 2.Se2#
- 2.Se6#
- 1...Qc1
- 2.Se2#
- 2.Se6#
- 1...Qd1
- 2.Se6#
- 1...Qe1
- 2.Sc2#
- 1...Qf1
- 2.Sc2#
- 2.Se6#
- 1...Qa2
- 2.Se2#
- 1...Sg3
- 2.Sc2#
- 2.Se6#
- 1...Sg7
- 2.Sc2#
- 2.Se2#
- 1...Qxa3+!
- threat
- 1.Se5?
- threat
- 2.Se2#
- 2.Se6#
- 1...Qd1
- 2.Se6#
- 1...Qe1
- 2.Se6#
- 1...Qf1
- 2.Se6#
- 1...Qa2
- 2.Se2#
- 1...Sg3
- 2.Se6#
- 1...Sg7
- 2.Se2#
- 1...Sxf4!
- threat
- 1.Sxa3?
- Keys
- 1.Se3!
- threat
- 2.Sc2#
- 2.Sf5#
- 2.Se2#
- 2.Se6#
- 1...Sxf4
- 2.Sc2#
- 2.Sf5#
- 1...Qb2
- 2.Sf5#
- 2.Se2#
- 2.Se6#
- 1...Qc3
- 2.Sf5#
- 2.Se2#
- 2.Se6#
- 1...Qb1
- 2.Se2#
- 2.Se6#
- 1...Qc1
- 2.Sf5#
- 2.Se2#
- 2.Se6#
- 1...Qd1
- 2.Sf5#
- 2.Se6#
- 1...Qe1
- 2.Sc2#
- 2.Sf5#
- 2.Se6#
- 1...Qf1
- 2.Sc2#
- 2.Sf5#
- 2.Se6#
- 1...Qa2
- 2.Sf5#
- 2.Se2#
- 1...Sg3
- 2.Sc2#
- 2.Se6#
- 1...Sg7
- 2.Sc2#
- 2.Se2#
- threat
- 1.Se3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(C);XP(b)
- Threat
- DUALS(3)
- Vars
- S(d);XS(D)::S(C)
- Q(a);::S(D)
- Q(a);::S(C)
- Refutation
- Q(a);CHECK,XS(C)
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- Q(a);::S(D)
- S(d);::S(D)
- Refutation
- S(d);XS(D)
- Try
- Actual
- S(C);
- Threat
- DUALS(4)
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).