MESON Chess Problem Database
Problem Display
PID: 157135 (3K1N2/p4P2/1pQN1k1B/7b/q2P2pb/3nn3/B7/4r3 w - - 0 1)
Zoltan, Vicen
Source?, 0000
#2
8 + 10
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Bg6
- 2.Sd7#
- 1...Sf5
- 2.Se4#
- 2.Se8#
- 1...Bg6
- Tries
- 1.Qd7?
- threat
- 2.Se4#
- 2.Se8#
- 2.Qe6#
- 2.Qe7#
- 1...Qxa2
- 2.Se4#
- 2.Se8#
- 2.Qe7#
- 1...Qxd4
- 2.Qe6#
- 2.Qe7#
- 1...Bxf7
- 2.Se4#
- 2.Qe7#
- 2.Qxf7#
- 1...Qb3
- 2.Se4#
- 2.Se8#
- 2.Qe7#
- 1...Qc6
- 2.Se8#
- 2.Qe6#
- 2.Qe7#
- 1...Qc4
- 2.Se4#
- 2.Se8#
- 2.Qe7#
- 1...Bg6
- 2.Se8#
- 2.Qe6#
- 2.Qe7#
- 1...Sf2
- 2.Se8#
- 2.Qe6#
- 2.Qe7#
- 1...Sf4
- 2.Se4#
- 2.Se8#
- 2.Qe7#
- 1...Sc5
- 2.Se8#
- 2.Qe7#
- 1...Sd1
- 2.Qf5#
- 1...Sf1
- 2.Qf5#
- 1...Sc2
- 2.Qf5#
- 1...Sg2
- 2.Qf5#
- 1...Sc4
- 2.Qf5#
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Qxd7+!
- threat
- 1.Qd7?
- Keys
- 1.Qe4!
- threat
- 2.Sh7#
- 2.Qe6#
- 2.Qe7#
- 1...Qd7+
- 2.Sxd7#
- 1...Qe8+
- 2.Sxe8#
- 1...Qxa2
- 2.Sd7#
- 2.Sh7#
- 2.Qe7#
- 1...Bxf7
- 2.Sh7#
- 2.Qe7#
- 1...Qb3
- 2.Sd7#
- 2.Sh7#
- 2.Qe7#
- 1...Qc4
- 2.Sd7#
- 2.Sh7#
- 2.Qe7#
- 1...Bg6
- 2.Qxg6#
- 2.Qe6#
- 2.Qe7#
- 1...Sf4
- 2.Sh7#
- 2.Qe5#
- 2.Qe7#
- 1...Sc5
- 2.Sh7#
- 2.Qe5#
- 2.Qe7#
- 1...Se5
- 2.Sh7#
- 2.Qxe5#
- 2.dxe5#
- 1...Sd1
- 2.Sh7#
- 2.Qf5#
- 1...Sf1
- 2.Sh7#
- 2.Qf5#
- 1...Sc2
- 2.Sh7#
- 2.Qf5#
- 1...Sg2
- 2.Sh7#
- 2.Qf5#
- 1...Sc4
- 2.Sh7#
- 2.Qf5#
- 1...Sd5
- 2.Sh7#
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- threat
- 1.Qe4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- B(g);SBLOCK::S(H)
- Tries
- Try
- Q(C);
- Threat
- DUALS(4)
- Vars
- S(c);N_GUARD::QAR1(C)
- S(c);N_GUARD::QAR1(C),XS(c)
- Refutation
- Q(d);CHECK,XQ(C)
- Try
- Actual
- Q(C);
- Threat
- DUALS(3)
- Vars
- Q(d);CHECK,N_GUARD::S(H),XQ(d)
- Q(d);CHECK,N_GUARD::S(D),XQ(d)
- S(c);N_GUARD::QAR1(C),XS(c)
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).