MESON Chess Problem Database
Problem Display
PID: 99135 (NnQNn3/P7/rp5R/pk4pr/p7/B3p3/K4pR1/8 w - - 0 1)
Fleck, Ferenc
Sakkelet, 1993
#2
8 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Rxg5#
- 1...Rh2
- 2.Rxg5#
- 1...Rh3
- 2.Rxg5#
- 1...Rh4
- 2.Rxg5#
- 1...Rxh6
- 2.Rxg5#
- 1...Rxa7
- 2.Rxb6#
- 1...Sc6
- 2.Qxc6#
- 1...Sd7
- 2.Qc6#
- 1...f1Q
- 2.Rb2#
- 1...f1S
- 2.Rb2#
- 1...f1B
- 2.Rb2#
- 1...f1R
- 2.Rb2#
- 1...g4
- 2.Rxh5#
- 1...Rh1
- Tries
- 1.Rg4?
- threat
- 2.Qf5#
- 2.Qc4#
- 1...Rxa7
- 2.Rxb6#
- 2.Qc4#
- 1...f1B
- 2.Qf5#
- 1...f1R
- 2.Qc4#
- 1...Sc6
- 2.Qxc6#
- 1...Sd7
- 2.Qxd7#
- 2.Qc4#
- 2.Qc6#
- 1...Sd6
- 2.Sc7#
- 1...Sf6
- 2.Sc7#
- 2.Qc4#
- 1...Sc7
- 2.Sxc7#
- 1...Sg7
- 2.Sc7#
- 2.Qc4#
- 1...f1Q!
- threat
- 1.Qg4?
- threat
- 2.Qe2#
- 1...f1Q
- 2.Rb2#
- 1...f1B
- 2.Rb2#
- 1...Sd6
- 2.Sc7#
- 1...e2
- 2.Qxe2#
- 1...Rh4!
- threat
- 1.Qe6?
- threat
- 2.Qd5#
- 1...Sd7
- 2.Qc6#
- 1...Sf6
- 2.Sc7#
- 1...Sc7
- 2.Sxc7#
- 1...g4
- 2.Rxh5#
- 1...Rxa7!
- threat
- 1.Qc1?
- 1...Rxh6
- 2.Rxg5#
- 1...Rxa7
- 2.Rxb6#
- 1...f1Q
- 2.Rb2#
- 1...f1S
- 2.Rb2#
- 1...f1B
- 2.Rb2#
- 1...f1R
- 2.Rb2#
- 1...Rh1
- 2.Rxg5#
- 1...Rh2
- 2.Rxg5#
- 1...Rh3
- 2.Rxg5#
- 1...Rh4
- 2.Rxg5#
- 1...Sc6
- 2.Qxc6#
- 1...Sd7
- 2.Qc6#
- 1...Sd6
- 2.Sc7#
- 1...Sf6
- 2.Sc7#
- 1...Sc7
- 2.Sxc7#
- 1...Sg7
- 2.Sc7#
- 1...g4
- 2.Rxh5#
- 1...e2!
- 1...Rxh6
- 1.axb8Q?
- threat
- 2.Qe5#
- 2.Qc5#
- 2.Qc6#
- 1...Rxh6
- 2.Rxg5#
- 2.Qe5#
- 2.Qc5#
- 1...Rxa8
- 2.Rxb6#
- 2.Qe5#
- 2.Qxb6#
- 1...Ra7
- 2.Rxb6#
- 2.Qe5#
- 2.Qxb6#
- 1...Sd6
- 2.Qc5#
- 2.Qc6#
- 1...Sf6
- 2.Qc5#
- 2.Qc6#
- 1...g4
- 2.Rxh5#
- 2.Qc6#
- 1...Sc7!
- threat
- 1.axb8S?
- threat
- 2.Qxa6#
- 2.Qc6#
- 1...Rxh6
- 2.Rxg5#
- 2.Qxa6#
- 1...Rxa8
- 2.Qc6#
- 1...Ra7
- 2.Rxb6#
- 2.Qc6#
- 1...Sc7!
- threat
- 1.axb8R?
- threat
- 2.Qc5#
- 2.Qc6#
- 1...Rxh6
- 2.Rxg5#
- 2.Qc5#
- 1...Rxa8
- 2.Rhxb6#
- 2.Rbxb6#
- 1...Ra7
- 2.Rhxb6#
- 2.Rbxb6#
- 1...g4
- 2.Rxh5#
- 2.Qc6#
- 1...Sc7!
- threat
- 1.Rg4?
- Keys
- 1.Qc3!
- threat
- 2.Qd3#
- 1...f1Q
- 2.Rb2#
- 1...f1B
- 2.Rb2#
- 1...Rh4
- 2.Rxg5#
- 1...Sd6
- 2.Sc7#
- threat
- 1.Qc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 10
- Sets
- R(g);N_GUARD::R(B),XP(f)
- R(g);N_GUARD,XR(D)::R(B),XP(f)
- R(h);N_GUARD,XP(E)::R1(D),XP(i)
- S(j);N_GUARD::QAB1(G),XS(j)
- S(j);N_GUARD::QAB1(G)
- P(a);OGATE::R(B)
- P(f);OGATEB::R(D),XR(g)
- Tries
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- P(a);::QAR(G)
- P(a);::QAB1(G)
- S(j);N_GUARD::QAB1(G),XS(j)
- S(k);N_GUARD::S(F)
- S(k);N_GUARD::S(F),XS(k)
- Refutation
- P(a);
- Try
- Q(G);
- Threat
- QAB(G)
- Vars
- P(a);OGATE::R(B)
- S(k);N_GUARD::S(F)
- P(b);::QAB(G),XP(b)
- Refutation
- R(g);
- Try
- Q(G);
- Threat
- QAR2(G)
- Vars
- S(j);N_GUARD::QAB1(G)
- S(k);N_GUARD::S(F)
- S(k);N_GUARD::S(F),XS(k)
- P(f);OGATEB::R(D),XR(g)
- Refutation
- R(h);XP(E)
- Try
- Q(G);
- Vars
- R(g);N_GUARD,XR(D)::R(B),XP(f)
- R(h);N_GUARD,XP(E)::R1(D),XP(i)
- P(a);OGATE::R(B)
- R(g);N_GUARD::R(B),XP(f)
- S(j);N_GUARD::QAB1(G),XS(j)
- S(j);N_GUARD::QAB1(G)
- S(k);N_GUARD::S(F)
- S(k);N_GUARD::S(F),XS(k)
- P(f);OGATEB::R(D),XR(g)
- Refutation
- P(b);
- Try
- P(E);P_PINP(i),XS(j)
- Threat
- DUALS(3)
- Refutation
- S(k);
- Try
- P(E);XS(j)
- Threat
- DUALS(2)
- Vars
- R(h);XS(F)::QAB1(G)
- Refutation
- S(k);
- Try
- P(E);P_PINP(i),XS(j)
- Threat
- DUALS(2)
- Refutation
- S(k);
- Try
- Actual
- Q(G);
- Threat
- QAB(G)
- Vars
- P(a);OGATE::R(B)
- R(g);N_GUARD::R(B),XP(f)
- S(k);N_GUARD::S(F)
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).