MESON Chess Problem Database
Problem Display
PID: 67096 (2Q2K2/4Bpp1/n5q1/6p1/4PkN1/rRn3N1/p7/3B2R1 w - - 0 1)
Kovacevic, Marjan
3rd Prize, The Problemist, 1997
#2
9 + 9
| 5417 | FIDE Album (1995-1997) | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Qxe4
- 2.Sh5#
- 1...Qf5
- 2.Qxf5#
- 1...Qh5
- 2.Bd6#
- 2.Qf5#
- 1...Qh7
- 2.Bd6#
- 1...Qb6
- 2.Qf5#
- 1...Qc6
- 2.Qf5#
- 1...Qd6
- 2.Bxd6#
- 2.Qf5#
- 1...Qh6
- 2.Qf5#
- 1...Sb1
- 2.Rf1#
- 1...Se2
- 2.Rf1#
- 1...Sa4
- 2.Rf1#
- 2.Qc1#
- 1...Sxe4
- 2.Se2#
- 1...Sb5
- 2.Rf1#
- 2.Qc1#
- 1...Sd5
- 2.Rf1#
- 1...f6
- 2.Bd6#
- 1...Qxe4
- Tries
- 1.Sh5+?
- 1...Qxh5
- 2.Qf5#
- 1...Kxe4!
- 1...Qxh5
- 1.Rxc3?
- threat
- 2.Rf1#
- 1...Qxe4
- 2.Sh5#
- 1...Qb6
- 2.Qf5#
- 1...Rxc3!
- threat
- 1.Qd7?
- threat
- 2.Qd2#
- 1...Qxe4
- 2.Sh5#
- 1...Sxe4
- 2.Se2#
- 1...Qb6
- 2.Qf5#
- 1...Qd6
- 2.Bxd6#
- 2.Qf5#
- 2.Qxd6#
- 1...Sb1
- 2.Rf1#
- 1...Se2
- 2.Rf1#
- 1...Sd5
- 2.Rf1#
- 1...Sxd1!
- threat
- 1.Qxc3?
- threat
- 2.Rf1#
- 2.Qd2#
- 2.Qe5#
- 2.Qc1#
- 2.Qe3#
- 2.Qf3#
- 1...Rxb3
- 2.Rf1#
- 2.Qe5#
- 1...a1Q
- 2.Rf1#
- 2.Qd2#
- 2.Qe3#
- 2.Qf3#
- 1...a1B
- 2.Rf1#
- 2.Qd2#
- 2.Qc1#
- 2.Qe3#
- 2.Qf3#
- 1...a1R
- 2.Rf1#
- 2.Qd2#
- 2.Qe5#
- 2.Qe3#
- 2.Qf3#
- 1...Qf5
- 2.Rf1#
- 2.Qd2#
- 2.Qc1#
- 2.Qe3#
- 2.Qf3#
- 1...Qb6
- 2.Qe5#
- 2.Qf3#
- 1...Qc6
- 2.Rf1#
- 2.Qd2#
- 2.Qe5#
- 2.Qe3#
- 2.Qf3#
- 1...Qd6
- 2.Bxd6#
- 2.Rf1#
- 2.Qe3#
- 2.Qf3#
- 1...Qe6
- 2.Rf1#
- 2.Qd2#
- 2.Qc1#
- 2.Qe3#
- 2.Qf3#
- 1...Qf6
- 2.Rf1#
- 2.Qd2#
- 2.Qc1#
- 2.Qe3#
- 2.Qf3#
- 1...Ra5
- 2.Rf1#
- 2.Qd2#
- 2.Qc1#
- 2.Qe3#
- 2.Qf3#
- 1...f6
- 2.Bd6#
- 2.Rf1#
- 2.Qd2#
- 2.Qc1#
- 2.Qe3#
- 2.Qf3#
- 1...Qxe4!
- threat
- 1.Qc7+?
- 1...Qd6
- 2.Bxd6#
- 2.Qxd6#
- 1...Sxc7!
- 1...Qd6
- 1.Sh5+?
- Keys
- 1.Qc4!
- threat
- 2.Qf1#
- 1...Qxe4
- 2.Bd6#
- 1...Sxd1
- 2.Se2#
- 1...Sxe4
- 2.Rf1#
- 1...Se2
- 2.Sxe2#
- 1...Qb6
- 2.Sh5#
- threat
- 1.Qc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 4
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- Q(g);N_GUARD,SBLOCK,XP(E)::S(D)
- Q(g);N_GUARD::QAR1(H),XQ(g)
- Q(g);N_GUARD::B(G)
- Q(g);N_GUARD::QAR1(H)
- S(c);::R(B)
- S(c);N_GUARD,SBLOCK,XP(E)::S(D)
- P(h);S_CUTQ(g)::B(G)
- Tries
- Try
- S(D);CHECK
- Vars
- Q(g);XS(D)::QAR1(H)
- Refutation
- K(d);P-FLIGHT,XP(E)
- Try
- R(C);XS(c)
- Threat
- R(B)
- Vars
- Q(g);N_GUARD,SBLOCK,XP(E)::S(D)
- Q(g);N_GUARD::QAR1(H)
- Refutation
- R(b);XR(C)
- Try
- Q(H);
- Threat
- QAB(H)
- Vars
- Q(g);N_GUARD,SBLOCK,XP(E)::S(D)
- S(c);N_GUARD,SBLOCK,XP(E)::S(D)
- Q(g);N_GUARD::QAR1(H)
- S(c);::R(B)
- Refutation
- S(c);XB(A)
- Try
- Q(H);XS(c)
- Threat
- DUALS(6)
- Refutation
- Q(g);XP(E)
- Try
- Q(H);CHECK
- Refutation
- S(f);XQ(H)
- Try
- Actual
- Q(H);
- Threat
- QAR(H)
- Vars
- Q(g);N_GUARD,P_SPINQ(g),XP(E)::B(G)
- S(c);N_GUARD,XB(A)::S(D)
- S(c);P_SPINS(c),XP(E)::R(B)
- S(c);N_GUARD::S(D),XS(c)
- Q(g);N_GUARD::S(D)
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).