MESON Chess Problem Database
Problem Display
PID: 53430 (2R4Q/p7/2nNp3/2Pk2K1/1Pn3p1/6N1/2R5/B2r4 w - - 0 1)
Latzel, Gerhard Paul
Tidskrift for Schack, 1950
#2
9 + 7
| 461 | Schach-Express | 1950 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Qxh1#
- 1...e5
- 2.Qg8#
- 1...Rh1
- Tries
- 1.Se2?
- threat
- 2.Sc3#
- 2.Sf4#
- 1...e5
- 2.Qg8#
- 1...Rf1
- 2.Sc3#
- 1...Rd3
- 2.Sf4#
- 1...Rd4
- 2.Sc3#
- 1...S4e5
- 2.Sf4#
- 1...S6e5
- 2.Sf4#
- 1...Sxd6!
- threat
- 1.Sde4?
- threat
- 2.Sc3#
- 2.Sf6#
- 1...Rxa1
- 2.Sc3#
- 1...e5
- 2.Qg8#
- 1...Rf1
- 2.Sc3#
- 1...Rd3
- 2.Sf6#
- 1...Rd4
- 2.Sc3#
- 1...Sd2
- 2.Sf6#
- 1...Sa3
- 2.Sf6#
- 1...Se3
- 2.Sf6#
- 1...S4a5
- 2.Sf6#
- 1...S4e5
- 2.Sf6#
- 1...Sb6
- 2.Sf6#
- 1...Sd6
- 2.Sf6#
- 1...Sd4
- 2.Sc3#
- 1...S6e5
- 2.Sf6#
- 1...Sb2!
- threat
- 1.Sb5?
- threat
- 2.Sc3#
- 2.Sc7#
- 1...Sxb4
- 2.Sc3#
- 1...e5
- 2.Sc7#
- 2.Qg8#
- 1...Rd3
- 2.Sc7#
- 1...Sb2
- 2.Sc7#
- 1...Sd2
- 2.Sc7#
- 1...Sa3
- 2.Sc7#
- 1...Se3
- 2.Sc7#
- 1...S4a5
- 2.Sc7#
- 1...S4e5
- 2.Sc7#
- 1...Sb6
- 2.Sc7#
- 1...Sd6
- 2.Sc7#
- 1...Sd4
- 2.Sc3#
- 1...S6a5
- 2.Sc3#
- 1...Se7
- 2.Sc3#
- 1...Sb8
- 2.Sc3#
- 1...Sd8
- 2.Sc3#
- 1...S6e5!
- threat
- 1.Se8?
- threat
- 2.Sf6#
- 2.Sc7#
- 1...Rxa1
- 2.Sc7#
- 1...Sxb4
- 2.Sf6#
- 1...e5
- 2.Sc7#
- 2.Qg8#
- 1...Rf1
- 2.Sc7#
- 1...Rd4
- 2.Sc7#
- 1...Sb2
- 2.Sc7#
- 1...S6a5
- 2.Sf6#
- 1...S6e5
- 2.Sf6#
- 1...Se7
- 2.Sf6#
- 1...Sb8
- 2.Sf6#
- 1...Sd8
- 2.Sf6#
- 1...Sd4!
- threat
- 1.Se2?
- Keys
- 1.Sge4!
- threat
- 2.Sc3#
- 2.Sf6#
- 1...Rxa1
- 2.Sc3#
- 1...Sxd6
- 2.Sf6#
- 1...e5
- 2.Qg8#
- 1...Rf1
- 2.Sc3#
- 1...Rd3
- 2.Sf6#
- 1...Rd4
- 2.Sc3#
- 1...Sb2
- 2.Sc3#
- 1...S4e5
- 2.Sf6#
- 1...Sd4
- 2.Sc3#
- 1...S6e5
- 2.Sf6#
- threat
- 1.Sge4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 1
- Sets
- R(a);N_GUARD::QAB(I),XR(a)
- P(f);OGATEB::QAB(I)
- Tries
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- P(f);OGATEB::QAB(I)
- R(a);::S(C)
- S(b);::S(C)
- S(e);::S(C)
- Refutation
- S(b);XS(G)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- R(a);XB(A)::S(G)
- P(f);OGATEB::QAB(I)
- R(a);::S(G)
- S(b);::S(G)
- S(e);::S(G)
- Refutation
- S(b);
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- S(e);XP(D)::S(G)
- R(a);::S(G)
- S(b);::S(G)
- S(e);::S(G)
- Refutation
- S(e);
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- R(a);XB(A)::S(G)
- S(e);XP(D)::S(G)
- R(a);::S(G)
- S(b);::S(G)
- S(e);::S(G)
- Refutation
- S(e);
- Try
- Actual
- S(C);
- Threat
- DUALS(2)
- Vars
- R(a);XB(A)::S(C)
- S(b);XS(G)::S(C)
- P(f);OGATEB::QAB(I)
- R(a);::S(C)
- S(b);::S(C)
- S(e);::S(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).