MESON Chess Problem Database
Problem Display
PID: 149177 (3N4/B1kBK3/1N3R2/2P5/4b3/5p2/5P1b/2Q5 w - - 0 1)
Agostini, Valerio
Best Problems, 2010
#2
9 + 4
| 15148 | Sadier Collection | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Bg1
- 2.Qf4#
- 1...Bf4
- 2.Qxf4#
- 1...Bd6+
- 2.cxd6#
- 1...Bb1
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Bc2
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Bd3
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Bd5
- 2.Sxd5#
- 1...Bf5
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Bc6
- 2.Rxc6#
- 1...Bg6
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Bb7
- 2.Se6#
- 1...Bh7
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Ba8
- 2.Sxa8#
- 1...Bg1
- Tries
- 1.c6?
- threat
- 2.Sa8#
- 2.Se6#
- 1...Bxc6
- 2.Sd5#
- 2.Sa8#
- 2.Rxc6#
- 2.Qxc6#
- 1...Bd5
- 2.Sxd5#
- 2.Sa8#
- 1...Bf5
- 2.Sd5#
- 2.Sa8#
- 1...Bd6+!
- threat
- 1.c6?
- Keys
- 1.Qg5!
- 1...Bd6+
- 2.cxd6#
- 1...Bg3
- 2.Qxg3#
- 1...Bg1
- 2.Qf4#
- 2.Qg3#
- 2.Qe5#
- 1...Bf4
- 2.Qxf4#
- 1...Be5
- 2.Qxe5#
- 1...Bb1
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Bc2
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Bd3
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Bd5
- 2.Sxd5#
- 1...Bf5
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Bc6
- 2.Rxc6#
- 1...Bg6
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Bb7
- 2.Se6#
- 1...Bh7
- 2.Sd5#
- 2.Sa8#
- 2.Rc6#
- 1...Ba8
- 2.Sxa8#
- 1...Bd6+
- 1.Qg5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- B(a);N_GUARD::QAB(A)
- B(a);N_GUARD::QAB(A),XB(a)
- B(a);CHECK,OGATE::QAR(A)+P(C)DCHECK,XB(a)
- B(c);N_GUARD::S(D),XB(c)
- B(c);N_GUARD::R1(E),XB(c)
- B(c);SBLOCK::S(I)
- Tries
- Try
- P(C);
- Threat
- DUALS(2)
- Refutation
- B(a);CHECK
- Try
- Actual
- Q(A);
- Vars
- B(a);CHECK,OGATE::P(C),XB(a)
- B(a);N_GUARD::QAB(A),XB(a)
- B(c);N_GUARD::S(D),XB(c)
- B(c);N_GUARD::R1(E),XB(c)
- B(c);SBLOCK::S(I)
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).