MESON Chess Problem Database
Problem Display
PID: 173732 (3K4/B7/1n1k4/3n1R2/6N1/7Q/N5B1/3R4 w - - 0 1)
Boros, Sandor
Sp. HM., Grantham Journal, 1925
#2
8 + 3
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Sa4
- 2.Rf6#
- 2.Qh6#
- 1...Sc4
- 2.Rf6#
- 2.Qh6#
- 1...Sa8
- 2.Rf6#
- 2.Qh6#
- 1...Sc8
- 2.Rf6#
- 2.Qh6#
- 1...Sa4
- Tries
- 1.Qc3?
- threat
- 2.Rf6#
- 1...Ke6
- 2.Qe5#
- 1...Sd7!
- threat
- 1.Qe3?
- threat
- 2.Rf6#
- 2.Qxb6#
- 1...Kc6
- 2.Qxb6#
- 1...Sa4
- 2.Rf6#
- 2.Qh6#
- 1...Sc4
- 2.Rf6#
- 2.Qh6#
- 1...Sa8
- 2.Rf6#
- 2.Qh6#
- 1...Sc8
- 2.Rf6#
- 2.Qh6#
- 1...Sd7!
- threat
- 1.Qc3?
- Keys
- 1.Qb3!
- threat
- 2.Qxb6#
- 1...Kc5
- 2.Qxd5#
- 1...Kc6
- 2.Qxb6#
- 1...Ke6
- 2.Rf6#
- 1...Sd7
- 2.Qxd5#
- 1...Sa4
- 2.Rf6#
- 2.Qxd5#
- 1...Sc4
- 2.Rf6#
- 1...Sa8
- 2.Rf6#
- 2.Qxd5#
- 1...Sc8
- 2.Rf6#
- 2.Qxd5#
- threat
- 1.Qb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(D);
- Threat
- R(F)
- Vars
- K(c);N_SPINS(a),P-FLIGHT::QAR1(D)
- Refutation
- S(b);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- K(c);P-FLIGHT::QAR1(D),XS(b)
- Refutation
- S(b);
- Try
- Actual
- Q(D);
- Threat
- QAR2(D),XS(b)
- Vars
- K(c);S_FLIGHT::QAR1(D),XS(a)
- K(c);P-FLIGHT::QAR1(D),XS(b)
- K(c);P-FLIGHT::R1(F)
- S(b);N_GUARD::QAR1(D),XS(a)
- S(b);::R(F)
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).