MESON Chess Problem Database
Problem Display
PID: 165461 (8/2n5/3R4/8/1p6/k7/8/1Q1K4 w - - 0 1)
Aliovsadzade, Rauf Gadzhiaga ogli
ChessStar, 2013
#2
3 + 3
| 15148 | Sadier Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Sb5
- 2.Ra6#
- 1...Sd5
- 2.Ra6#
- 1...Sa6
- 2.Rxa6#
- 1...Se6
- 2.Ra6#
- 1...Sa8
- 2.Ra6#
- 1...Se8
- 2.Ra6#
- 1...Sb5
- Tries
- 1.Kc2?
- threat
- 2.Qa1#
- 2.Qb3#
- 1...b3+
- 2.Qxb3#
- 1...Ka4!
- threat
- 1.Rd3+?
- 1...b3
- 2.Qxb3#
- 1...Ka4!
- 1...b3
- 1.Qc2?
- 1...Sb5
- 2.Ra6#
- 1...Sd5
- 2.Ra6#
- 1...Sa6
- 2.Rxa6#
- 1...Se6
- 2.Ra6#
- 1...Sa8
- 2.Ra6#
- 1...Se8
- 2.Ra6#
- 1...b3!
- 1...Sb5
- 1.Kc2?
- Keys
- 1.Rb6!
- 1...Ka4
- 2.Qa2#
- 2.Qxb4#
- 1...Sb5
- 2.Ra6#
- 1...Sd5
- 2.Ra6#
- 1...Sa6
- 2.Rxa6#
- 1...Se6
- 2.Ra6#
- 1...Sa8
- 2.Ra6#
- 1...Se8
- 2.Ra6#
- 1...b3
- 2.Qa1#
- 2.Qxb3#
- 1...Ka4
- 1.Rb6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(c);N_GUARD::R(C)
- S(c);N_GUARD::R(C),XS(c)
- Tries
- Try
- K(B);S_FLIGHT
- Threat
- DUALS(2)
- Vars
- P(b);CHECK::QAR1(A),XP(b)
- Refutation
- K(a);P-FLIGHT
- Try
- R(C);CHECK
- Vars
- P(b);P_SPINP(b)::QAR1(A),XP(b)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(A);
- Vars
- S(c);N_GUARD::R(C)
- S(c);N_GUARD::R(C),XS(c)
- Refutation
- P(b);
- Try
- Actual
- R(C);
- Vars
- S(c);N_GUARD::R(C)
- S(c);N_GUARD::R(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).