MESON Chess Problem Database
Problem Display
PID: 11790 (8/8/6R1/8/6N1/4pK2/7p/7k w - - 0 1)
Speckmann, Werner
Deutsche Schachzeitung, 1972
#2
3 + 3
| 3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
SOLUTION
- SOUND
- Sets
- 1...e2
- 2.Sf2#
- 1...e2
- Tries
- 1.Rg5?
- 1...e2
- 2.Sf2#
- 1...Kg1!
- 1...e2
- 1.Ra6?
- threat
- 2.Ra1#
- 1...Kg1
- 2.Ra1#
- 1...e2!
- threat
- 1.Rb6?
- threat
- 2.Rb1#
- 1...Kg1
- 2.Rb1#
- 1...e2!
- threat
- 1.Rc6?
- threat
- 2.Rc1#
- 1...Kg1
- 2.Rc1#
- 1...e2!
- threat
- 1.Rd6?
- threat
- 2.Rd1#
- 1...Kg1
- 2.Rd1#
- 1...e2!
- threat
- 1.Rg7?
- 1...e2
- 2.Sf2#
- 1...Kg1!
- 1...e2
- 1.Rg8?
- 1...e2
- 2.Sf2#
- 1...Kg1!
- 1...e2
- 1.Rg5?
- Keys
- 1.Ke2!
- 1...Kg1
- 2.Sf2#
- 1...Kg2
- 2.Sf2#
- 1...Kg1
- 1.Ke2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- P(c);N_GUARD::S(B)
- Tries
- Try
- R(C);
- Vars
- P(c);N_GUARD::S(B)
- Refutation
- K(a);P-FLIGHT
- Try
- R(C);
- Threat
- R(C)
- Vars
- K(a);P-FLIGHT::R(C)
- Refutation
- P(c);
- Try
- R(C);
- Threat
- R(C)
- Vars
- K(a);P-FLIGHT::R(C)
- Refutation
- P(c);
- Try
- R(C);
- Threat
- R(C)
- Vars
- K(a);P-FLIGHT::R(C)
- Refutation
- P(c);
- Try
- R(C);
- Threat
- R(C)
- Vars
- K(a);P-FLIGHT::R(C)
- Refutation
- P(c);
- Try
- R(C);
- Vars
- P(c);N_GUARD::S(B)
- Refutation
- K(a);P-FLIGHT
- Try
- R(C);
- Vars
- P(c);N_GUARD::S(B)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- K(A);S_FLIGHT
- Vars
- K(a);P-FLIGHT::R(C)+S(B)
- K(a);S_FLIGHT::R(C)+S(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).