MESON Chess Problem Database
Problem Display
PID: 230407 (7k/1b6/6Q1/8/8/8/2RP4/1K6 w - - 0 1)
Riczu, Lajos
Deutsche Schachzeitung, 1973
#2
4 + 2
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bh1
- 2.Rc8#
- 1...Bg2
- 2.Rc8#
- 1...Bf3
- 2.Rc8#
- 1...Ba8
- 2.Rc8#
- 1...Bc8
- 2.Rxc8#
- 1...Bh1
- Tries
- 1.Rc3?
- threat
- 2.Rh3#
- 1...Bg2
- 2.Rc8#
- 1...Bf3
- 2.Rc8#
- 1...Bc8
- 2.Rxc8#
- 1...Be4+!
- threat
- 1.Rc4?
- threat
- 2.Rh4#
- 1...Bf3
- 2.Rc8#
- 1...Be4+!
- threat
- 1.Rc7?
- threat
- 2.Rh7#
- 2.Qh7#
- 2.Qe8#
- 2.Qg7#
- 1...Bd5
- 2.Rh7#
- 2.Qh7#
- 2.Qg7#
- 1...Bc6
- 2.Rh7#
- 2.Qh7#
- 2.Qg7#
- 1...Be4+!
- threat
- 1.d4?
- threat
- 2.Rh2#
- 1...Bg2
- 2.Rc8#
- 1...Bf3
- 2.Rc8#
- 1...Bc8
- 2.Rxc8#
- 1...Be4!
- threat
- 1.Rc3?
- Keys
- 1.d3!
- threat
- 2.Rh2#
- 1...Bg2
- 2.Rc8#
- 1...Bf3
- 2.Rc8#
- 1...Bc8
- 2.Rxc8#
- threat
- 1.d3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- B(a);N_GUARD::R(B)
- B(a);N_GUARD::R(B),XB(a)
- Tries
- Try
- R(B);
- Threat
- R(B)
- Vars
- B(a);N_GUARD::R(B)
- B(a);N_GUARD::R(B),XB(a)
- Refutation
- B(a);CHECK
- Try
- R(B);
- Threat
- R(B)
- Vars
- B(a);N_GUARD::R(B)
- Refutation
- B(a);CHECK
- Try
- R(B);
- Threat
- DUALS(4)
- Refutation
- B(a);CHECK
- Try
- P(C);
- Threat
- R(B)
- Vars
- B(a);N_GUARD::R(B)
- B(a);N_GUARD::R(B),XB(a)
- Refutation
- B(a);P_PINR(B)
- Try
- Actual
- P(C);
- Threat
- R(B)
- Vars
- B(a);N_GUARD::R(B)
- B(a);N_GUARD::R(B),XB(a)
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).