MESON Chess Problem Database
Problem Display
PID: 240277 (3rR1n1/3p1QK1/8/1p1N1Pp1/1P1kP1r1/2R3B1/2BP3b/5q2 w - - 0 1)
Janevski, Zivko
Problem-Forum, 2006
#2
11 + 9
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qc4
- 2.Bf2#
- 1...Qa1
- 2.Bf2#
- 1...Qb1
- 2.Bf2#
- 1...Qc1
- 2.Bf2#
- 1...Qd1
- 2.Bf2#
- 1...Qh1
- 2.Bf2#
- 1...Qf2
- 2.Bxf2#
- 1...Rxe4
- 2.Rxe4#
- 1...Bg1
- 2.Be5#
- 1...Sf6
- 2.Qxf6#
- 1...Sh6
- 2.Qf6#
- 1...Se7
- 2.Qf6#
- 1...d6
- 2.Qa7#
- 1...Qc4
- Tries
- 1.Se3?
- threat
- 2.Qd5#
- 1...Qxf5
- 2.Sxf5#
- 2.Rd3#
- 1...Sf6
- 2.Qxf6#
- 1...Se7
- 2.Qf6#
- 1...d5
- 2.Qa7#
- 1...Qc4!
- threat
- 1.Sf4?
- threat
- 2.Qd5#
- 1...Se7
- 2.Qf6#
- 1...Qc4
- 2.Bf2#
- 1...Sf6
- 2.Qxf6#
- 1...d5
- 2.Se6#
- 2.Qa7#
- 1...gxf4+!
- threat
- 1.Sb6?
- threat
- 2.Qd5#
- 1...Qxf5
- 2.Rd3#
- 1...Qc4
- 2.Bf2#
- 1...Sf6
- 2.Qxf6#
- 1...Se7
- 2.Qf6#
- 1...d5!
- threat
- 1.Sf6?
- threat
- 2.Qd5#
- 1...Qxf5
- 2.Rd3#
- 1...Sxf6
- 2.Qxf6#
- 1...Qc4
- 2.Bf2#
- 1...d5
- 2.Qa7#
- 1...Se7!
- threat
- 1.Se7?
- threat
- 2.Qd5#
- 1...Qxf5
- 2.Sxf5#
- 1...Sxe7
- 2.Qf6#
- 1...Sf6
- 2.Qxf6#
- 1...d5
- 2.Sc6#
- 1...Qc4!
- threat
- 1.Qxd7?
- threat
- 2.Qa7#
- 1...Rxe4
- 2.Rxe4#
- 1...Qc4
- 2.Bf2#
- 1...Qa1
- 2.Bf2#
- 1...Ra8
- 2.Se3#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 1...Rb8
- 2.Se3#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 1...Rc8
- 2.Se3#
- 2.Sf4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 1...Rxd7+!
- threat
- 1.Qe7?
- threat
- 2.Qc5#
- 2.Qe5#
- 1...Qxf5
- 2.Qc5#
- 1...Rxe4
- 2.Qc5#
- 2.Qxe4#
- 1...Rxe8
- 2.Qc5#
- 1...Bxg3
- 2.Qc5#
- 1...Qc4
- 2.Bf2#
- 2.Qe5#
- 1...Qf4
- 2.Qc5#
- 1...Rc8
- 2.Qe5#
- 1...d6
- 2.Qa7#
- 1...Sxe7!
- threat
- 1.Se3?
- Keys
- 1.Sc7!
- threat
- 2.Qd5#
- 1...Qxf5
- 2.Rd3#
- 1...Qc4
- 2.Bf2#
- 1...Sf6
- 2.Qxf6#
- 1...Se7
- 2.Qf6#
- 1...d5
- 2.Se6#
- threat
- 1.Sc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 10
- Sets
- Q(a);N_GUARD::B(D)
- Q(a);N_GUARD::B(D),XQ(a)
- R(d);OGATE,XP(F)::R1(K),XR(d)
- B(b);N_GUARD::B(D)
- S(i);N_GUARD::QAB(I),XS(i)
- S(i);N_GUARD::QAB(I)
- P(g);OGATE::QAB(I)
- Tries
- Try
- S(G);
- Threat
- QAR1(I)
- Vars
- S(i);N_GUARD::QAB(I),XS(i)
- S(i);N_GUARD::QAB(I)
- P(g);OGATE::QAB(I)
- Refutation
- Q(a);
- Try
- S(G);
- Threat
- QAR1(I)
- Vars
- S(i);N_GUARD::QAB(I)
- Q(a);N_GUARD::B(D)
- S(i);N_GUARD::QAB(I),XS(i)
- Refutation
- P(f);CHECK,XS(G)
- Try
- S(G);
- Threat
- QAR1(I)
- Vars
- Q(a);N_GUARD,XP(H)::R1(C)
- Q(a);N_GUARD::B(D)
- S(i);N_GUARD::QAB(I),XS(i)
- S(i);N_GUARD::QAB(I)
- Refutation
- P(g);
- Try
- S(G);
- Threat
- QAR1(I)
- Vars
- Q(a);N_GUARD,XP(H)::R1(C)
- S(i);OGATE,XS(G)::QAB(I),XS(i)
- Q(a);N_GUARD::B(D)
- P(g);OGATE::QAB(I)
- Refutation
- S(i);
- Try
- S(G);
- Threat
- QAR1(I)
- Vars
- Q(a);XP(H)::S(G),XQ(a)
- S(i);N_GUARD,XS(G)::QAB(I)
- S(i);N_GUARD::QAB(I),XS(i)
- P(g);N_GUARD::S(G)
- Refutation
- Q(a);
- Try
- Q(I);XP(g)
- Threat
- QAB(I)
- Vars
- R(d);OGATE,XP(F)::R1(K),XR(d)
- Q(a);N_GUARD::B(D)
- Refutation
- R(h);CHECK,XQ(I)
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- Q(a);XP(H)::QAB1(I)
- R(h);XR(K)::QAB1(I)
- B(b);XB(D)::QAB1(I)
- Q(a);::QAB1(I)
- R(h);::QAB1(I)
- P(g);OGATE::QAB(I)
- Refutation
- S(i);XQ(I)
- Try
- Actual
- S(G);
- Threat
- QAR1(I)
- Vars
- Q(a);N_GUARD,XP(H)::R1(C)
- Q(a);N_GUARD::B(D)
- S(i);N_GUARD::QAB(I),XS(i)
- S(i);N_GUARD::QAB(I)
- P(g);N_GUARD::S(G)
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).