MESON Chess Problem Database
Problem Display
PID: 203475 (4kr2/2K2b2/6N1/8/8/1B6/1n6/5R2 w - - 0 1)
von Holzhausen, Walther Freiherr
Leipziger Tageblatt, 1924
#2
4 + 4
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rg8
- 2.Bxf7#
- 1...Rh8
- 2.Bxf7#
- 1...Bxb3
- 2.Rxf8#
- 1...Bc4
- 2.Rxf8#
- 1...Bd5
- 2.Rxf8#
- 1...Be6
- 2.Rxf8#
- 1...Bg8
- 2.Rxf8#
- 1...Sd1
- 2.Ba4#
- 1...Sd3
- 2.Ba4#
- 1...Sa4
- 2.Bxa4#
- 1...Sc4
- 2.Ba4#
- 1...Rg8
- Tries
- 1.Bd5?
- threat
- 2.Bc6#
- 1...Bxd5
- 2.Rxf8#
- 1...Be6
- 2.Rxf8#
- 1...Bxg6!
- threat
- 1.Be6?
- threat
- 2.Bd7#
- 1...Bxe6
- 2.Rxf8#
- 1...Bxg6!
- threat
- 1.Rf2?
- 1...Bxb3
- 2.Rxf8#
- 1...Rg8
- 2.Bxf7#
- 1...Rh8
- 2.Bxf7#
- 1...Bc4
- 2.Rxf8#
- 1...Bd5
- 2.Rxf8#
- 1...Be6
- 2.Rxf8#
- 1...Bg8
- 2.Rxf8#
- 1...Sd1
- 2.Ba4#
- 1...Sd3
- 2.Ba4#
- 1...Sa4
- 2.Bxa4#
- 1...Sc4
- 2.Ba4#
- 1...Bxg6!
- 1...Bxb3
- 1.Rf3?
- 1...Bxb3
- 2.Rxf8#
- 1...Rg8
- 2.Bxf7#
- 1...Rh8
- 2.Bxf7#
- 1...Bc4
- 2.Rxf8#
- 1...Bd5
- 2.Rxf8#
- 1...Be6
- 2.Rxf8#
- 1...Bg8
- 2.Rxf8#
- 1...Sd1
- 2.Ba4#
- 1...Sd3
- 2.Ba4#
- 1...Sa4
- 2.Bxa4#
- 1...Sc4
- 2.Ba4#
- 1...Bxg6!
- 1...Bxb3
- 1.Rf4?
- 1...Bxb3
- 2.Rxf8#
- 1...Rg8
- 2.Bxf7#
- 1...Rh8
- 2.Bxf7#
- 1...Bc4
- 2.Rxf8#
- 1...Bd5
- 2.Rxf8#
- 1...Be6
- 2.Rxf8#
- 1...Bg8
- 2.Rxf8#
- 1...Sd1
- 2.Ba4#
- 1...Sd3
- 2.Ba4#
- 1...Sa4
- 2.Bxa4#
- 1...Sc4
- 2.Ba4#
- 1...Bxg6!
- 1...Bxb3
- 1.Rf6?
- 1...Bxb3
- 2.Rxf8#
- 1...Rg8
- 2.Bxf7#
- 1...Rh8
- 2.Bxf7#
- 1...Bc4
- 2.Rxf8#
- 1...Bd5
- 2.Rxf8#
- 1...Be6
- 2.Rxf8#
- 1...Bg8
- 2.Rxf8#
- 1...Sd1
- 2.Ba4#
- 1...Sd3
- 2.Ba4#
- 1...Sa4
- 2.Bxa4#
- 1...Sc4
- 2.Ba4#
- 1...Bxg6!
- 1...Bxb3
- 1.Rxf7?
- threat
- 2.Re7#
- 2.Rxf8#
- 1...Rg8
- 2.Re7#
- 1...Rh8
- 2.Re7#
- 1...Rxf7+!
- threat
- 1.Bd5?
- Keys
- 1.Rf5!
- 1...Bxb3
- 2.Rxf8#
- 1...Bxg6
- 2.Re5#
- 1...Rg8
- 2.Bxf7#
- 1...Rh8
- 2.Bxf7#
- 1...Bc4
- 2.Rxf8#
- 1...Bd5
- 2.Rxf8#
- 1...Be6
- 2.Rxf8#
- 1...Bg8
- 2.Rxf8#
- 1...Sd1
- 2.Ba4#
- 1...Sd3
- 2.Ba4#
- 1...Sa4
- 2.Bxa4#
- 1...Sc4
- 2.Ba4#
- 1...Bxb3
- 1.Rf5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(d);N_GUARD::B(B),XB(b)
- B(b);OGATE,XB(B)::R1(A),XR(d)
- B(b);OGATE::R1(A),XR(d)
- S(a);N_GUARD::B(B)
- S(a);N_GUARD::B(B),XS(a)
- Tries
- Try
- B(B);
- Threat
- B(B)
- Vars
- B(b);OGATE,XB(B)::R1(A),XR(d)
- B(b);OGATE::R1(A),XR(d)
- Refutation
- B(b);XS(C)
- Try
- B(B);
- Threat
- B(B)
- Vars
- B(b);OGATE,XB(B)::R1(A),XR(d)
- Refutation
- B(b);XS(C)
- Try
- R(A);
- Vars
- B(b);OGATE,XB(B)::R1(A),XR(d)
- R(d);N_GUARD::B(B),XB(b)
- B(b);OGATE::R1(A),XR(d)
- S(a);N_GUARD::B(B)
- S(a);N_GUARD::B(B),XS(a)
- Refutation
- B(b);XS(C)
- Try
- R(A);
- Vars
- B(b);OGATE,XB(B)::R1(A),XR(d)
- R(d);N_GUARD::B(B),XB(b)
- B(b);OGATE::R1(A),XR(d)
- S(a);N_GUARD::B(B)
- S(a);N_GUARD::B(B),XS(a)
- Refutation
- B(b);XS(C)
- Try
- R(A);
- Vars
- B(b);OGATE,XB(B)::R1(A),XR(d)
- R(d);N_GUARD::B(B),XB(b)
- B(b);OGATE::R1(A),XR(d)
- S(a);N_GUARD::B(B)
- S(a);N_GUARD::B(B),XS(a)
- Refutation
- B(b);XS(C)
- Try
- R(A);
- Vars
- B(b);OGATE,XB(B)::R1(A),XR(d)
- R(d);N_GUARD::B(B),XB(b)
- B(b);OGATE::R1(A),XR(d)
- S(a);N_GUARD::B(B)
- S(a);N_GUARD::B(B),XS(a)
- Refutation
- B(b);XS(C)
- Try
- R(A);XB(b)
- Threat
- DUALS(2)
- Vars
- R(d);::R1(A)
- Refutation
- R(d);CHECK,XR(A)
- Try
- Actual
- R(A);
- Vars
- B(b);OGATE,XB(B)::R1(A),XR(d)
- B(b);N_GUARD,XS(C)::R(A)
- R(d);N_GUARD::B(B),XB(b)
- B(b);OGATE::R1(A),XR(d)
- S(a);N_GUARD::B(B)
- S(a);N_GUARD::B(B),XS(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).