MESON Chess Problem Database
Problem Display
PID: 153245 (8/2B5/8/1pk1pb2/pN6/Kp2P3/3N1p2/5Q2 w - - 0 1)
Aliovsadzade, Rauf Gadzhiaga ogli
Problem Online, 2008
#2
6 + 7
| 15148 | Sadier Collection | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Bh3
- 2.Se4#
- 2.Qc1#
- 1...Be4
- 2.Sxe4#
- 1...Bg4
- 2.Se4#
- 2.Qc1#
- 1...Be6
- 2.Se4#
- 1...Bd7
- 2.Se4#
- 2.Qc1#
- 1...Bc8
- 2.Se4#
- 2.Qc1#
- 1...e4
- 2.Qc1#
- 1...Bh3
- Tries
- 1.Qd3?
- threat
- 2.Qc3#
- 2.Qd5#
- 2.Qd6#
- 1...f1Q
- 2.Qd5#
- 2.Qd6#
- 1...f1B
- 2.Qd5#
- 2.Qd6#
- 1...Be4
- 2.Sxe4#
- 2.Qc3#
- 2.Qd6#
- 1...Be6
- 2.Se4#
- 2.Qd6#
- 1...Bxd3!
- threat
- 1.Qh1?
- threat
- 2.Sa6#
- 2.Qd5#
- 2.Qc6#
- 1...Be6
- 2.Sd3#
- 2.Sa6#
- 2.Qc6#
- 1...Bd7
- 2.Sd3#
- 2.Sa6#
- 2.Qd5#
- 2.Qc1#
- 1...Bc8
- 2.Sd3#
- 2.Qd5#
- 2.Qc6#
- 2.Qc1#
- 1...e4
- 2.Qc1#
- 1...Be4!
- threat
- 1.Qd3?
- Keys
- 1.Qxf2!
- threat
- 2.e4#
- 1...Be4
- 2.Qf8#
- 1...e4
- 2.Qxf5#
- threat
- 1.Qxf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- B(g);N_GUARD::S(B),XB(g)
- B(g);N_GUARD::S(B)
- P(f);S_CUTB(g)::QAR(A)
- Tries
- Try
- Q(A);
- Threat
- DUALS(3)
- Refutation
- B(g);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- P(f);S_CUTB(g)::QAR(A)
- Refutation
- B(g);
- Try
- Actual
- Q(A);XP(a)
- Threat
- QAB(A)+P(D)
- Vars
- B(g);OGATE::QAB(A)
- P(f);OGATEB::QAR(A),XB(g)
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).