MESON Chess Problem Database
Problem Display
PID: 219460 (8/7B/5p2/6R1/8/K7/5p2/k5B1 w - - 0 1)
Maleika, Gerhard
Schach-Report, 1990
#2
4 + 3
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...fxg1Q
- 2.Rxg1#
- 1...fxg1S
- 2.Rxg1#
- 1...fxg1B
- 2.Rxg1#
- 1...fxg1R
- 2.Rxg1#
- 1...f1Q
- 2.Bd4#
- 1...f1S
- 2.Bd4#
- 1...f1B
- 2.Bd4#
- 1...f1R
- 2.Bd4#
- 1...fxg1Q
- Tries
- 1.Bf5?
- 1...fxg1Q
- 2.Rxg1#
- 1...fxg1S
- 2.Rxg1#
- 1...fxg1B
- 2.Rxg1#
- 1...fxg1R
- 2.Rxg1#
- 1...f1Q
- 2.Bd4#
- 1...f1S
- 2.Bd4#
- 1...f1B
- 2.Bd4#
- 1...f1R
- 2.Bd4#
- 1...fxg5!
- 1...fxg1Q
- 1.Rg2?
- 1...fxg1Q
- 2.Rxg1#
- 2.Ra2#
- 1...fxg1S
- 2.Rxg1#
- 2.Ra2#
- 1...fxg1B
- 2.Rxg1#
- 2.Ra2#
- 1...fxg1R
- 2.Rxg1#
- 2.Ra2#
- 1...f1Q
- 2.Bd4#
- 2.Ra2#
- 1...f1S
- 2.Bd4#
- 2.Ra2#
- 1...f1B
- 2.Bd4#
- 2.Ra2#
- 1...f1R
- 2.Bd4#
- 2.Ra2#
- 1...f5!
- 1...fxg1Q
- 1.Rg3?
- 1...fxg1Q
- 2.Rxg1#
- 1...fxg1S
- 2.Rxg1#
- 1...fxg1B
- 2.Rxg1#
- 1...fxg1R
- 2.Rxg1#
- 1...f1Q
- 2.Bd4#
- 1...f1S
- 2.Bd4#
- 1...f1B
- 2.Bd4#
- 1...f1R
- 2.Bd4#
- 1...f5!
- 1...fxg1Q
- 1.Rg4?
- 1...fxg1Q
- 2.Rxg1#
- 1...fxg1S
- 2.Rxg1#
- 1...fxg1B
- 2.Rxg1#
- 1...fxg1R
- 2.Rxg1#
- 1...f1Q
- 2.Bd4#
- 1...f1S
- 2.Bd4#
- 1...f1B
- 2.Bd4#
- 1...f1R
- 2.Bd4#
- 1...f5!
- 1...fxg1Q
- 1.Rg7?
- 1...fxg1Q
- 2.Rxg1#
- 1...fxg1S
- 2.Rxg1#
- 1...fxg1B
- 2.Rxg1#
- 1...fxg1R
- 2.Rxg1#
- 1...f1Q
- 2.Bd4#
- 1...f1S
- 2.Bd4#
- 1...f1B
- 2.Bd4#
- 1...f1R
- 2.Bd4#
- 1...f5!
- 1...fxg1Q
- 1.Rg8?
- 1...fxg1Q
- 2.Rxg1#
- 1...fxg1S
- 2.Rxg1#
- 1...fxg1B
- 2.Rxg1#
- 1...fxg1R
- 2.Rxg1#
- 1...f1Q
- 2.Bd4#
- 1...f1S
- 2.Bd4#
- 1...f1B
- 2.Bd4#
- 1...f1R
- 2.Bd4#
- 1...f5!
- 1...fxg1Q
- 1.Bf5?
- Keys
- 1.Bxf2!
- threat
- 2.Bd4#
- 2.Rg1#
- 1...fxg5
- 2.Bd4#
- 1...f5
- 2.Rg1#
- threat
- 1.Bxf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 8
- Sets
- P(b);OGATE,XB(A)::R(C),XQ(b)
- P(b);OGATE,XB(A)::R(C),XS(b)
- P(b);OGATE,XB(A)::R(C),XB(b)
- P(b);OGATE,XB(A)::R(C),XR(b)
- P(b);OGATE::B(A)
- Tries
- Try
- B(D);
- Vars
- P(b);OGATE,XB(A)::R(C),XQ(b)
- P(b);OGATE,XB(A)::R(C),XS(b)
- P(b);OGATE,XB(A)::R(C),XB(b)
- P(b);OGATE,XB(A)::R(C),XR(b)
- P(b);OGATE::B(A)
- Refutation
- P(c);XR(C)
- Try
- R(C);
- Refutation
- P(c);
- Try
- R(C);
- Vars
- P(b);OGATE,XB(A)::R(C),XQ(b)
- P(b);OGATE,XB(A)::R(C),XS(b)
- P(b);OGATE,XB(A)::R(C),XB(b)
- P(b);OGATE,XB(A)::R(C),XR(b)
- P(b);OGATE::B(A)
- Refutation
- P(c);
- Try
- R(C);
- Vars
- P(b);OGATE,XB(A)::R(C),XQ(b)
- P(b);OGATE,XB(A)::R(C),XS(b)
- P(b);OGATE,XB(A)::R(C),XB(b)
- P(b);OGATE,XB(A)::R(C),XR(b)
- P(b);OGATE::B(A)
- Refutation
- P(c);
- Try
- R(C);
- Vars
- P(b);OGATE,XB(A)::R(C),XQ(b)
- P(b);OGATE,XB(A)::R(C),XS(b)
- P(b);OGATE,XB(A)::R(C),XB(b)
- P(b);OGATE,XB(A)::R(C),XR(b)
- P(b);OGATE::B(A)
- Refutation
- P(c);
- Try
- R(C);
- Vars
- P(b);OGATE,XB(A)::R(C),XQ(b)
- P(b);OGATE,XB(A)::R(C),XS(b)
- P(b);OGATE,XB(A)::R(C),XB(b)
- P(b);OGATE,XB(A)::R(C),XR(b)
- P(b);OGATE::B(A)
- Refutation
- P(c);
- Try
- Actual
- B(A);XP(b)
- Threat
- DUALS(2)
- Vars
- P(c);XR(C)::B(A)
- P(c);::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).