MESON Chess Problem Database
Problem Display
PID: 273943 (b5n1/3r4/4R2p/5p2/5k1K/4b1p1/B3P3/B3N3 w - - 0 1)
Zimmermann, Otto
Schach (Belgrade), 1948
(First published on Mon Mar 15 1948)
#2
6 + 8
| 15601 | Albrecht-Leiss-Degener Collection | 2023 |
SOLUTION
- SOUND
- Sets
- 1...Rd3
- 2.Sxd3#
- 1...Rd5
- 2.Sg2#
- 1...Ra7
- 2.Sd3#
- 1...Rb7
- 2.Sg2#
- 2.Sd3#
- 1...Rc7
- 2.Sd3#
- 1...Re7
- 2.Sd3#
- 1...Rf7
- 2.Sd3#
- 1...Rg7
- 2.Sd3#
- 1...Rh7
- 2.Sd3#
- 1...Bd4
- 2.Sd3#
- 1...Bg2
- 2.Sxg2#
- 1...Be4
- 2.Be5#
- 1...Bd5
- 2.Sd3#
- 1...Rd3
- Tries
- 1.Bd4?
- threat
- 2.Sd3#
- 2.Bxe3#
- 1...Bxd4
- 2.Sd3#
- 1...Bc1
- 2.Sd3#
- 1...Bg1
- 2.Sd3#
- 1...Bd2
- 2.Sd3#
- 1...Bf2
- 2.Sd3#
- 1...Be4
- 2.Be5#
- 1...Rxd4!
- threat
- 1.Bd4?
- Keys
- 1.Bd5!
- threat
- 2.Sg2#
- 2.Sd3#
- 2.Be5#
- 1...Rxd5
- 2.Sg2#
- 1...Bxd5
- 2.Sd3#
- 1...Bc1
- 2.Sg2#
- 2.Sd3#
- 1...Bg1
- 2.Sg2#
- 2.Sd3#
- 1...Bd2
- 2.Sg2#
- 2.Sd3#
- 1...Bf2
- 2.Sg2#
- 2.Sd3#
- 1...Bd4
- 2.Sg2#
- 2.Sd3#
- 1...Bc5
- 2.Sg2#
- 2.Sd3#
- 1...Bb6
- 2.Sg2#
- 2.Sd3#
- 1...Ba7
- 2.Sg2#
- 2.Sd3#
- 1...g2
- 2.Sxg2#
- 2.Sd3#
- 2.Be5#
- threat
- 1.Bd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 10
- Sets
- R(f);N_GUARD::S(B),XR(f)
- R(f);S_CUTB(g)::S(B)
- R(f);N_GUARD::S(B)
- B(a);S_CUTR(f)::S(B)
- B(g);N_GUARD::S(B),XB(g)
- B(g);SBLOCK::B(A)
- B(g);S_CUTR(f)::S(B)
- Tries
- Try
- B(A);
- Threat
- DUALS(2)
- Vars
- B(a);XB(A)::S(B)
- B(a);::S(B)
- B(g);SBLOCK::B(A)
- Refutation
- R(f);XB(A)
- Try
- Actual
- B(C);
- Threat
- DUALS(3)
- Vars
- R(f);XB(C)::S(B)
- B(g);XB(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).