MESON Chess Problem Database
Problem Display
PID: 232385 (4k3/2R1b1R1/4B3/8/8/8/8/7K w - - 0 1)
Speckmann, Werner
Deutsche Schachzeitung, 1981
#2
4 + 2
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Kd8
- 2.Rc8#
- 1...Kf8
- 2.Rg8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bc5
- 2.Rc8#
- 1...Bg5
- 2.Rg8#
- 1...Bd6
- 2.Rc8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Kd8
- Tries
- 1.Kg1?
- 1...Kd8
- 2.Rc8#
- 1...Kf8
- 2.Rg8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bg5
- 2.Rg8#
- 1...Bd6
- 2.Rc8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Bc5+!
- 1...Kd8
- 1.Kh2?
- 1...Kd8
- 2.Rc8#
- 1...Kf8
- 2.Rg8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bc5
- 2.Rc8#
- 1...Bg5
- 2.Rg8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Bd6+!
- 1...Kd8
- 1.Ba2?
- 1...Kf8
- 2.Rg8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bc5
- 2.Rc8#
- 1...Bg5
- 2.Rg8#
- 1...Bd6
- 2.Rc8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Kd8!
- 1...Kf8
- 1.Bb3?
- 1...Kf8
- 2.Rg8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bc5
- 2.Rc8#
- 1...Bg5
- 2.Rg8#
- 1...Bd6
- 2.Rc8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Kd8!
- 1...Kf8
- 1.Bh3?
- 1...Kd8
- 2.Rc8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bc5
- 2.Rc8#
- 1...Bg5
- 2.Rg8#
- 1...Bd6
- 2.Rc8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Kf8!
- 1...Kd8
- 1.Bc4?
- 1...Kf8
- 2.Rg8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bc5
- 2.Rc8#
- 1...Bg5
- 2.Rg8#
- 1...Bd6
- 2.Rc8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Kd8!
- 1...Kf8
- 1.Bg4?
- 1...Kd8
- 2.Rc8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bc5
- 2.Rc8#
- 1...Bg5
- 2.Rg8#
- 1...Bd6
- 2.Rc8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Kf8!
- 1...Kd8
- 1.Bd5?
- 1...Kf8
- 2.Rg8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bc5
- 2.Rc8#
- 1...Bg5
- 2.Rg8#
- 1...Bd6
- 2.Rc8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Kd8!
- 1...Kf8
- 1.Bf5?
- 1...Kd8
- 2.Rc8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bc5
- 2.Rc8#
- 1...Bg5
- 2.Rg8#
- 1...Bd6
- 2.Rc8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Kf8!
- 1...Kd8
- 1.Kg1?
- Keys
- 1.Kg2!
- 1...Kd8
- 2.Rc8#
- 1...Kf8
- 2.Rg8#
- 1...Ba3
- 2.Rc8#
- 1...Bb4
- 2.Rc8#
- 1...Bh4
- 2.Rg8#
- 1...Bc5
- 2.Rc8#
- 1...Bg5
- 2.Rg8#
- 1...Bd6
- 2.Rc8#
- 1...Bf6
- 2.Rg8#
- 1...Bd8
- 2.Rg8#
- 1...Bf8
- 2.Rc8#
- 1...Kd8
- 1.Kg2!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(b);P-FLIGHT::R1(C)
- K(b);P-FLIGHT::R1(D)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- K(b);P-FLIGHT::R1(C)
- K(b);P-FLIGHT::R1(D)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
- Refutation
- B(a);CHECK
- Try
- K(A);P-FLIGHT
- Vars
- K(b);P-FLIGHT::R1(C)
- K(b);P-FLIGHT::R1(D)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
- Refutation
- B(a);CHECK
- Try
- B(B);
- Vars
- K(b);P-FLIGHT::R1(D)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
- Refutation
- K(b);P-FLIGHT
- Try
- B(B);
- Vars
- K(b);P-FLIGHT::R1(D)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
- Refutation
- K(b);P-FLIGHT
- Try
- B(B);
- Vars
- K(b);P-FLIGHT::R1(C)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
- Refutation
- K(b);P-FLIGHT
- Try
- B(B);
- Vars
- K(b);P-FLIGHT::R1(D)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
- Refutation
- K(b);P-FLIGHT
- Try
- B(B);
- Vars
- K(b);P-FLIGHT::R1(C)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
- Refutation
- K(b);P-FLIGHT
- Try
- B(B);
- Vars
- K(b);P-FLIGHT::R1(D)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
- Refutation
- K(b);P-FLIGHT
- Try
- B(B);
- Vars
- K(b);P-FLIGHT::R1(C)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
- Refutation
- K(b);P-FLIGHT
- Try
- Actual
- K(A);S_FLIGHT
- Vars
- K(b);P-FLIGHT::R1(C)
- K(b);P-FLIGHT::R1(D)
- B(a);N_GUARD::R(C)
- B(a);N_GUARD::R(D)
- B(a);N_GUARD,SBLOCK::R(D)
- B(a);N_GUARD,SBLOCK::R(C)
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).