MESON Chess Problem Database
Problem Display
PID: 67632 (4q3/5rpB/4p1R1/1pQ2p1K/1N2k3/1R4Bb/2n1N1Pp/b1r5 w - - 0 1)
Bogdanov, Evgeny Mikhailovich
Melnichenko, Viktor Oleksandrovich
Springaren, 1997
#2
9 + 12
| 5418 | FIDE Album (1995-1997) (Annexe) | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Qc6
- 2.Qxc6#
- 1...Qe7
- 2.Qc6#
- 1...Qb8
- 2.Qc6#
- 1...Qf8
- 2.Qc6#
- 1...Qg8
- 2.Qc6#
- 1...Qh8
- 2.Qc6#
- 1...Rb1
- 2.Qxc2#
- 1...Re1
- 2.Qxc2#
- 1...Rf1
- 2.Qxc2#
- 1...Rg1
- 2.Qxc2#
- 1...Rh1
- 2.Qxc2#
- 1...Bc3
- 2.Sxc3#
- 1...Be5
- 2.Qxe5#
- 1...Bxg2
- 2.Rg4#
- 1...Bg4+
- 2.Rxg4#
- 1...Se1
- 2.Re3#
- 2.Qe3#
- 1...Sa3
- 2.Re3#
- 2.Qe3#
- 1...Se3
- 2.Rxe3#
- 2.Qxe3#
- 1...Sxb4
- 2.Re3#
- 1...Sd4
- 2.Qe5#
- 1...f4
- 2.Rxe6#
- 1...e5
- 2.Qd5#
- 1...Qc6
- Tries
- 1.Sxc2?
- threat
- 2.Re3#
- 1...Bg4+
- 2.Rxg4#
- 1...Bd4
- 2.Qxd4#
- 1...f4
- 2.Rxe6#
- 1...Bc3!
- threat
- 1.Bd6?
- threat
- 2.Sg3#
- 1...Bg4+
- 2.Rxg4#
- 1...Be5
- 2.Qxe5#
- 1...f4
- 2.Rxe6#
- 1...e5
- 2.Qd5#
- 1...h1S!
- threat
- 1.Rf3?
- threat
- 2.Rf4#
- 1...Bg4+
- 2.Rxg4#
- 1...Sxb4
- 2.Re3#
- 1...Qb8
- 2.Qc6#
- 1...Rf1
- 2.Qxc2#
- 1...Be5
- 2.Qxe5#
- 1...Sd4
- 2.Qe5#
- 1...f4
- 2.Rxe6#
- 1...e5
- 2.Qd5#
- 1...Bd4!
- threat
- 1.Rxe6+?
- 1...Be5
- 2.Sc3#
- 2.Qd5#
- 2.Qxe5#
- 1...Qxe6!
- 1...Be5
- 1.Qf2?
- threat
- 2.Qf3#
- 2.Qf4#
- 1...Bg4+
- 2.Rxg4#
- 1...Bxg2
- 2.Rg4#
- 2.Qxg2#
- 2.Qf4#
- 1...Sxb4
- 2.Qf3#
- 1...f4
- 2.Rxe6#
- 1...Qb8
- 2.Qf3#
- 1...Be5
- 2.Qf3#
- 1...Se1
- 2.Re3#
- 2.Qe3#
- 2.Qf4#
- 1...Sd4
- 2.Re3#
- 2.Qe3#
- 2.Qf4#
- 1...e5
- 2.Qf3#
- 1...Rf1!
- threat
- 1.Qd6?
- threat
- 2.Qf4#
- 2.Qd3#
- 1...Bg4+
- 2.Rxg4#
- 1...f4
- 2.Rxe6#
- 1...Qd7
- 2.Qf4#
- 1...Qb8
- 2.Qd3#
- 2.Qc6#
- 1...Qd8
- 2.Qf4#
- 1...Rd1
- 2.Qf4#
- 1...Rf1
- 2.Qd3#
- 1...Rd7
- 2.Qf4#
- 1...Bd4
- 2.Qf4#
- 1...Be5
- 2.Qxe5#
- 2.Qd3#
- 1...Se1
- 2.Qf4#
- 1...Sd4
- 2.Qf4#
- 2.Qe5#
- 1...e5
- 2.Qd3#
- 2.Qd5#
- 1...Sxb4!
- threat
- 1.Qc3?
- threat
- 2.Qd3#
- 2.Qf3#
- 1...Bg4+
- 2.Rxg4#
- 1...Bxg2
- 2.Rg4#
- 2.Qd3#
- 1...Sxb4
- 2.Qf3#
- 1...f4
- 2.Rxe6#
- 1...Qd7
- 2.Qf3#
- 1...Qd8
- 2.Rxe6#
- 2.Qf3#
- 1...Rd1
- 2.Qf3#
- 1...Rf1
- 2.Qxc2#
- 2.Qd3#
- 1...Rd7
- 2.Qf3#
- 1...Se1
- 2.Qe3#
- 1...Se3
- 2.Qd3#
- 2.Qxe3#
- 1...Sd4
- 2.Qd3#
- 2.Qe3#
- 1...Bxc3!
- threat
- 1.Qc4+?
- 1...Bd4
- 2.Qd3#
- 1...Sd4
- 2.Qd3#
- 1...bxc4!
- 1...Bd4
- 1.Sxc2?
- Keys
- 1.Rc3!
- threat
- 2.Qe5#
- 1...Bg4+
- 2.Rxg4#
- 1...Bxc3
- 2.Sxc3#
- 1...Qb8
- 2.Qc6#
- 1...f4
- 2.Rxe6#
- 1...e5
- 2.Qd5#
- threat
- 1.Rc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 14
- Sets
- Q(l);N_GUARD::QAB(F),XQ(l)
- Q(l);N_GUARD::QAB(F)
- Q(l);N_GUARD,P_PINB(I)::QAB(F)
- R(b);N_GUARD::QAB(F),XS(c)
- B(a);N_GUARD::S(A),XB(a)
- B(a);N_GUARD::QAR1(F),XB(a)
- B(e);N_GUARD,XP(B)::R(H)
- B(e);CHECK,N_GUARD::R(H),XB(e)
- S(c);N_GUARD,XS(E)::R1(C)
- S(c);S_CUTB(a)::QAR1(F)
- P(h);::B(I)+R(H),DCHECK,XP(i)
- P(i);N_GUARD::QAB1(F)
- Tries
- Try
- S(E);XS(c)
- Threat
- R1(C)
- Vars
- B(e);CHECK,N_GUARD::R(H),XB(e)
- B(a);N_GUARD::QAR1(F),XB(a)
- P(h);::B(I)+R(H),DCHECK,XP(i)
- Refutation
- B(a);
- Try
- B(D);
- Threat
- S(A)
- Vars
- B(e);CHECK,N_GUARD::R(H),XB(e)
- B(a);N_GUARD::QAR1(F),XB(a)
- P(h);::B(I)+R(H),DCHECK,XP(i)
- P(i);N_GUARD::QAB1(F)
- Refutation
- P(d);
- Try
- R(C);
- Threat
- R1(C)
- Vars
- B(e);CHECK,N_GUARD::R(H),XB(e)
- S(c);N_GUARD,XS(E)::R1(C)
- Q(l);N_GUARD::QAB(F)
- R(b);N_GUARD::QAB(F),XS(c)
- B(a);N_GUARD::QAR1(F),XB(a)
- S(c);S_CUTB(a)::QAR1(F)
- P(h);::B(I)+R(H),DCHECK,XP(i)
- P(i);N_GUARD::QAB1(F)
- Refutation
- B(a);
- Try
- R(H);CHECK,P_PINP(h),XP(i)
- Refutation
- Q(l);XR(H)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- B(e);CHECK,N_GUARD::R(H),XB(e)
- S(c);XS(E)::QAB1(F)
- P(h);::B(I)+R(H),DCHECK,XP(i)
- Q(l);::QAB1(F)
- B(a);::QAB1(F)
- P(i);::QAB1(F)
- Refutation
- R(b);
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- B(e);CHECK,N_GUARD::R(H),XB(e)
- P(h);::B(I)+R(H),DCHECK,XP(i)
- Q(l);::QAR1(F)
- R(b);::QAR1(F)
- R(b);::QAB1(F)
- R(j);P_PINR(H)::QAR1(F)
- B(a);::QAR1(F)
- S(c);::QAR1(F)
- Refutation
- S(c);XS(E)
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- B(e);CHECK,N_GUARD::R(H),XB(e)
- S(c);XS(E)::QAB1(F)
- P(h);::B(I)+R(H),DCHECK,XP(i)
- Q(l);::QAB1(F)
- R(b);::QAB1(F)
- R(j);P_PINR(H)::QAB1(F)
- S(c);N_GUARD::QAR1(F)
- Refutation
- B(a);XQ(F)
- Try
- Q(F);CHECK
- Vars
- B(a);P_SPINB(a)::QAB1(F)
- S(c);P_SPINS(c)::QAB1(F)
- Refutation
- P(g);XQ(F)
- Try
- Actual
- R(C);
- Threat
- QAR1(F)
- Vars
- B(e);CHECK,N_GUARD::R(H),XB(e)
- B(a);XR(C)::S(A),XB(a)
- Q(l);N_GUARD::QAB(F)
- P(h);::B(I)+R(H),DCHECK,XP(i)
- P(i);N_GUARD::QAB1(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).