MESON Chess Problem Database
Problem Display
PID: 216844 (3k3K/2R1R3/1r4P1/N7/8/8/8/8 w - - 0 1)
Kratschmer, Ralf
Deutsche Schachzeitung, 1984
#2
5 + 2
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Sc6#
- 1...Rb2
- 2.Sc6#
- 1...Rb3
- 2.Sc6#
- 1...Rb4
- 2.Sc6#
- 1...Rb5
- 2.Sc6#
- 1...Ra6
- 2.Sb7#
- 1...Rc6
- 2.Sxc6#
- 2.Sb7#
- 1...Rd6
- 2.Sb7#
- 1...Re6
- 2.Sb7#
- 1...Rf6
- 2.Sb7#
- 1...Rxg6
- 2.Sb7#
- 1...Rb7
- 2.Sc6#
- 2.Sxb7#
- 1...Rb8
- 2.Sc6#
- 1...Rb1
- Tries
- 1.Kg7?
- 1...Rb1
- 2.Sc6#
- 1...Rb2
- 2.Sc6#
- 1...Rb3
- 2.Sc6#
- 1...Rb4
- 2.Sc6#
- 1...Rb5
- 2.Sc6#
- 1...Ra6
- 2.Sb7#
- 1...Rc6
- 2.Sxc6#
- 2.Sb7#
- 1...Rd6
- 2.Sb7#
- 1...Re6
- 2.Sb7#
- 1...Rf6
- 2.Sb7#
- 1...Rb7
- 2.Sc6#
- 2.Sxb7#
- 1...Rb8
- 2.Sc6#
- 1...Rxg6+!
- 1...Rb1
- 1.Kg8?
- 1...Rb1
- 2.Sc6#
- 1...Rb2
- 2.Sc6#
- 1...Rb3
- 2.Sc6#
- 1...Rb4
- 2.Sc6#
- 1...Rb5
- 2.Sc6#
- 1...Ra6
- 2.Sb7#
- 1...Rc6
- 2.Sxc6#
- 2.Sb7#
- 1...Rd6
- 2.Sb7#
- 1...Re6
- 2.Sb7#
- 1...Rf6
- 2.Sb7#
- 1...Rb7
- 2.Sc6#
- 2.Sxb7#
- 1...Rb8
- 2.Sc6#
- 1...Rxg6+!
- 1...Rb1
- 1.g7?
- threat
- 2.g8Q#
- 2.g8R#
- 1...Rb1
- 2.Sc6#
- 2.g8Q#
- 2.g8R#
- 1...Rb2
- 2.Sc6#
- 2.g8Q#
- 2.g8R#
- 1...Rb3
- 2.Sc6#
- 2.g8Q#
- 2.g8R#
- 1...Rb4
- 2.Sc6#
- 2.g8Q#
- 2.g8R#
- 1...Rb5
- 2.Sc6#
- 2.g8Q#
- 2.g8R#
- 1...Ra6
- 2.Sb7#
- 2.g8Q#
- 2.g8R#
- 1...Rc6
- 2.Sxc6#
- 2.Sb7#
- 2.g8Q#
- 2.g8R#
- 1...Rd6
- 2.Sb7#
- 2.g8Q#
- 2.g8R#
- 1...Re6
- 2.Sb7#
- 2.g8Q#
- 2.g8R#
- 1...Rf6
- 2.Sb7#
- 1...Rg6
- 2.Sb7#
- 1...Rb7
- 2.Sc6#
- 2.Sxb7#
- 2.g8Q#
- 2.g8R#
- 1...Rb8
- 2.Sc6#
- 2.g8Q#
- 2.g8R#
- 1...Rh6+!
- threat
- 1.Kg7?
- Keys
- 1.Kh7!
- 1...Rxg6
- 2.Sb7#
- 1...Rb1
- 2.Sc6#
- 1...Rb2
- 2.Sc6#
- 1...Rb3
- 2.Sc6#
- 1...Rb4
- 2.Sc6#
- 1...Rb5
- 2.Sc6#
- 1...Ra6
- 2.Sb7#
- 1...Rc6
- 2.Sxc6#
- 2.Sb7#
- 1...Rd6
- 2.Sb7#
- 1...Re6
- 2.Sb7#
- 1...Rf6
- 2.Sb7#
- 1...Rb7
- 2.Sc6#
- 2.Sxb7#
- 1...Rb8
- 2.Sc6#
- 1...Rxg6
- 1.Kh7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD::S(A)
- R(a);N_GUARD,XP(B)::S(A)
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- R(a);N_GUARD::S(A)
- Refutation
- R(a);CHECK,XP(B)
- Try
- K(E);P-FLIGHT
- Vars
- R(a);N_GUARD::S(A)
- Refutation
- R(a);CHECK,XP(B)
- Try
- P(B);
- Threat
- P=Q
- Vars
- R(a);N_GUARD::S(A)
- Refutation
- R(a);CHECK
- Try
- Actual
- K(E);P-FLIGHT
- Vars
- R(a);N_GUARD,XP(B)::S(A)
- R(a);N_GUARD::S(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).