MESON Chess Problem Database
Problem Display
PID: 263553 (8/8/4rR2/3P1b2/3p3Q/8/B2R4/1Nk3K1 w - - 0 1)
Lipton, Michael
The Independent, 2013
#2
7 + 4
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Re1+
- 2.Qxe1#
- 1...Re4
- 2.Rc6#
- 1...Ra6
- 2.Qe1#
- 1...Rb6
- 2.Qe1#
- 1...Rc6
- 2.Qe1#
- 1...Rd6
- 2.Qe1#
- 1...Rxf6
- 2.Qe1#
- 1...Be4
- 2.Rf1#
- 2.Qe1#
- 1...d3
- 2.Qc4#
- 1...Re1+
- Tries
- 1.Rxe6?
- threat
- 2.Re1#
- 2.Qe1#
- 1...Bxb1
- 2.Qe1#
- 1...Bxe6
- 2.Qe1#
- 1...Be4
- 2.Qe1#
- 1...Bg4
- 2.Rc6#
- 1...Bc2!
- threat
- 1.Rxe6?
- Keys
- 1.Qe4!
- 1...Rxe4
- 2.Rc6#
- 1...Rxf6
- 2.Qe1#
- 1...Bxe4
- 2.Rf1#
- 1...Re5
- 2.Rc6#
- 1...Ra6
- 2.Qe1#
- 1...Rb6
- 2.Qe1#
- 1...Rc6
- 2.Rxc6#
- 2.Qe1#
- 1...Rd6
- 2.Qe1#
- 1...Re7
- 2.Rc6#
- 1...Re8
- 2.Rc6#
- 1...Bh3
- 2.Qc2#
- 1...Bg4
- 2.Qc2#
- 1...Bg6
- 2.Rf1#
- 1...Bh7
- 2.Rf1#
- 1...d3
- 2.Qc4#
- 1...Rxe4
- 1.Qe4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 2
- Sets
- R(d);CHECK,N_GUARD::QAR2(E),XR(d)
- R(d);OGATE::R(G)
- R(d);N_GUARD::QAR2(E)
- R(d);N_GUARD,XR(G)::QAR2(E)
- P(b);OGATE::QAR(E)
- Tries
- Try
- R(G);XR(d)
- Threat
- DUALS(2)
- Vars
- B(c);XS(A)::QAR2(E)
- B(c);XR(G)::QAR2(E)
- B(c);::QAR2(E)
- B(c);N_GUARD::R(G)
- Refutation
- B(c);
- Try
- Actual
- Q(E);
- Vars
- R(d);OGATE,XQ(E)::R(G)
- R(d);N_GUARD,XR(G)::QAR2(E)
- B(c);OGATE,XQ(E)::R(G)
- R(d);OGATE::R(G)
- R(d);N_GUARD::QAR2(E)
- B(c);N_GUARD::QAR1(E)
- B(c);OGATE::R(G)
- P(b);OGATE::QAR(E)
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).