MESON Chess Problem Database
Problem Display
PID: 278242 (3Q2R1/3K3p/5P1p/1n2pk1P/4p2R/4P3/1B6/8 w - - 0 1)
Klun, Joseph
To Mat, 1962
#2
8 + 6
| 15601 | Albrecht-Leiss-Degener Collection | 2024 |
SOLUTION
- SOUND
- Tries
- 1.Qe7?
- threat
- 2.Qxe5#
- 2.Qe6#
- 1...Sc3
- 2.Qe6#
- 1...Sc7
- 2.Qxe5#
- 1...Sd4!
- threat
- 1.Qe8?
- threat
- 2.Qxe5#
- 2.Qe6#
- 1...Kxf6
- 2.Rf4#
- 2.Qe6#
- 2.Qf8#
- 1...Sc3
- 2.Qe6#
- 1...Sc7
- 2.Qxe5#
- 1...Sd4!
- threat
- 1.f7?
- threat
- 2.f8Q#
- 2.f8R#
- 1...Sa3
- 2.f8Q#
- 2.f8R#
- 1...Sc3
- 2.f8Q#
- 2.f8R#
- 1...Sd4
- 2.f8Q#
- 2.f8R#
- 1...Sa7
- 2.f8Q#
- 2.f8R#
- 1...Sc7
- 2.f8Q#
- 2.f8R#
- 1...Sd6!
- threat
- 1.Qe7?
- Keys
- 1.Qa5!
- 1...Kxf6
- 2.Rf4#
- 1...Sa3
- 2.Rf4#
- 2.Qxe5#
- 1...Sc3
- 2.Rf4#
- 1...Sd4
- 2.Rf4#
- 1...Sd6
- 2.Rf4#
- 2.Qxe5#
- 1...Sa7
- 2.Rf4#
- 2.Qxe5#
- 1...Sc7
- 2.Rf4#
- 2.Qxe5#
- 1...Kxf6
- 1.Qa5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- S(b);::QAB1(G)
- S(b);::QAR1(G),XP(c)
- Refutation
- S(b);
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- S(b);::QAB1(G)
- S(b);::QAR1(G),XP(c)
- Refutation
- S(b);
- Try
- P(E);
- Threat
- P=Q
- Vars
- S(b);::P=Q
- Refutation
- S(b);
- Try
- Actual
- Q(G);
- Vars
- K(d);P-FLIGHT,P_SPINP(c),XP(E)::R(C)
- S(b);P_SPINP(c)::R1(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).