MESON Chess Problem Database
Problem Display
PID: 234780 (k7/1R2p3/2K5/7R/8/2b1N3/8/8 w - - 0 1)
Lincoln, Robert A
Kudesnik, 2016
#2
4 + 3
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Ra5#
- 1...Be1
- 2.Rh8#
- 1...Bb2
- 2.Ra5#
- 1...Bd2
- 2.Rh8#
- 1...Bb4
- 2.Rh8#
- 1...Ba5
- 2.Rxa5#
- 1...Bf6
- 2.Ra5#
- 1...Bg7
- 2.Ra5#
- 1...Bh8
- 2.Ra5#
- 2.Rxh8#
- 1...e5
- 2.Rh8#
- 1...Ba1
- Tries
- 1.Sc4?
- threat
- 2.Sb6#
- 1...Ba5
- 2.Rxa5#
- 1...Bd4!
- threat
- 1.Sd5?
- threat
- 2.Sb6#
- 2.Sc7#
- 1...Bd4
- 2.Sc7#
- 1...Be5
- 2.Sb6#
- 1...Ba5!
- threat
- 1.Rf5?
- threat
- 2.Rf8#
- 1...Ba5
- 2.Rxa5#
- 1...Bf6
- 2.Ra5#
- 1...Bg7
- 2.Ra5#
- 1...Be5!
- threat
- 1.Rg5?
- threat
- 2.Rg8#
- 1...Ba5
- 2.Rxa5#
- 1...Bg7
- 2.Ra5#
- 1...Be5!
- threat
- 1.Sc4?
- Keys
- 1.Rd5!
- threat
- 2.Rd8#
- 1...Ba5
- 2.Rxa5#
- 1...Be5
- 2.Ra5#
- threat
- 1.Rd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- B(a);N_GUARD::R(B)
- B(a);N_GUARD::R(B),XB(a)
- P(b);S_CUTB(a)::R(B)
- Tries
- Try
- S(A);
- Threat
- S(A)
- Vars
- B(a);N_GUARD::R(B),XB(a)
- Refutation
- B(a);
- Try
- S(A);
- Threat
- DUALS(2)
- Vars
- B(a);::S(A)
- Refutation
- B(a);
- Try
- R(B);
- Threat
- R(B)
- Vars
- B(a);N_GUARD::R(B),XB(a)
- B(a);N_GUARD::R(B)
- Refutation
- B(a);
- Try
- R(B);
- Threat
- R(B)
- Vars
- B(a);N_GUARD::R(B),XB(a)
- B(a);N_GUARD::R(B)
- Refutation
- B(a);
- Try
- Actual
- R(B);
- Threat
- R(B)
- Vars
- B(a);N_GUARD::R(B),XB(a)
- B(a);N_GUARD::R(B)
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).