MESON Chess Problem Database
Problem Display
PID: 180296 (8/1P2nP2/R2ppn2/4k2N/R7/4N3/8/7K w - - 0 1)
Lider, Valentin Viktorovich
Sinfonie Scacchistiche, 1982
#2
7 + 5
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...d5
- 2.b8Q#
- 2.b8B#
- 1...d5
- Tries
- 1.b8S?
- 1...Sxh5
- 2.Sd7#
- 1...Se4
- 2.Sd7#
- 1...Sg4
- 2.Sd7#
- 1...Sfd5
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sh7
- 2.Sd7#
- 1...Se8
- 2.Sd7#
- 1...Sfg8
- 2.Sd7#
- 1...Sed5
- 2.Sc6#
- 1...Sf5
- 2.Sc6#
- 1...Sc6
- 2.Sxc6#
- 1...Sg6
- 2.Sc6#
- 1...Sc8
- 2.Sc6#
- 1...Seg8
- 2.Sc6#
- 1...d5!
- 1...Sxh5
- 1.f8Q?
- threat
- 2.Qxf6#
- 1...Se4
- 2.Qf4#
- 1...Sg4
- 2.Qf4#
- 1...Sfd5
- 2.Sg4#
- 1...Sd7
- 2.Qf4#
- 1...Sh7
- 2.Qf4#
- 1...Se8
- 2.Qf4#
- 1...Sfg8
- 2.Qf4#
- 1...Sed5
- 2.Qxd6#
- 1...Seg8
- 2.Qxd6#
- 1...Sxh5!
- threat
- 1.b8S?
- Keys
- 1.f8S!
- 1...Sxh5
- 2.Sd7#
- 1...Se4
- 2.Sd7#
- 1...Sg4
- 2.Sd7#
- 1...Sfd5
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sh7
- 2.Sd7#
- 1...Se8
- 2.Sd7#
- 1...Sfg8
- 2.Sd7#
- 1...Sed5
- 2.Sg6#
- 1...Sf5
- 2.Sg6#
- 1...Sc6
- 2.Sg6#
- 1...Sg6
- 2.Sxg6#
- 1...Sc8
- 2.Sg6#
- 1...Seg8
- 2.Sg6#
- 1...d5
- 2.Rxe6#
- 2.b8Q#
- 2.b8B#
- 1...Sxh5
- 1.f8S!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 14
- REMOVED MATES = 0
- Sets
- P(b);::P=Q
- Tries
- Try
- P(F);
- Vars
- S(d);N_GUARD,XS(D)::S(F)
- S(d);N_GUARD::S(F)
- S(d);N_GUARD::S(F),XS(d)
- S(e);N_GUARD::S(F)
- S(e);N_GUARD::S(F),XS(e)
- Refutation
- P(b);
- Try
- P(G);
- Threat
- QAB1(G),XS(d)
- Vars
- S(d);OGATE::QAB1(G)
- S(d);N_GUARD,SBLOCK::S(B)
- S(e);OGATE::QAB1(G),XP(b)
- Refutation
- S(d);XS(D)
- Try
- Actual
- P(G);
- Vars
- S(d);N_GUARD,XS(D)::S(G)
- S(d);N_GUARD::S(G)
- S(d);N_GUARD::S(G),XS(d)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(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).