MESON Chess Problem Database
Problem Display
PID: 276796 (6R1/K1pp4/3pn3/5Np1/2P2k2/1pQ1RP2/2B2N1P/2b3n1 w - - 0 1)
Kovacevic, Marjan
1st Prize, Pat a Mat, 2006
#2
10 + 9
| 15601 | Albrecht-Leiss-Degener Collection | 2024 |
SOLUTION
- SOUND
- Sets
- 1...Bxe3+
- 2.Qxe3#
- 1...Se2
- 2.Sh3#
- 1...Sxf3
- 2.Rxf3#
- 1...Sh3
- 2.Sxh3#
- 1...Sd4
- 2.Qxd4#
- 1...Sg7
- 2.Qd4#
- 1...Sd8
- 2.Qd4#
- 1...Sf8
- 2.Qd4#
- 1...g4
- 2.Rxg4#
- 1...d5
- 2.Qe5#
- 1...Bxe3+
- Tries
- 1.Sg3?
- threat
- 2.Sh5#
- 2.Re4#
- 1...bxc2
- 2.Re4#
- 1...Sc5
- 2.Sh5#
- 2.Rf8#
- 1...Sg7
- 2.Re4#
- 2.Qd4#
- 1...d5
- 2.Sh5#
- 2.Qe5#
- 1...Bxe3+!
- threat
- 1.Sd4?
- threat
- 2.Re4#
- 1...Bxe3
- 2.Sd3#
- 1...Sxd4
- 2.Qxd4#
- 1...Sc5
- 2.Rf8#
- 1...d5!
- threat
- 1.Sh4?
- threat
- 2.Sg2#
- 2.Sg6#
- 2.Re4#
- 1...bxc2
- 2.Re4#
- 1...gxh4
- 2.Rg4#
- 1...Sc5
- 2.Sg2#
- 2.Sg6#
- 2.Rf8#
- 1...Sf8
- 2.Sg2#
- 2.Re4#
- 2.Rxf8#
- 2.Qd4#
- 1...g4
- 2.Sg2#
- 2.Re4#
- 2.Rxg4#
- 1...d5
- 2.Sg2#
- 2.Sg6#
- 2.Qe5#
- 1...Bxe3+!
- threat
- 1.Sh6?
- threat
- 2.Re4#
- 1...Sc5
- 2.Rf8#
- 1...d5
- 2.Qe5#
- 1...Bxe3+!
- threat
- 1.Se7?
- threat
- 2.Sd5#
- 2.Sg6#
- 2.Re4#
- 1...bxc2
- 2.Re4#
- 1...Sc5
- 2.Sd5#
- 2.Sg6#
- 2.Rf8#
- 1...Sf8
- 2.Sd5#
- 2.Re4#
- 2.Rxf8#
- 2.Qd4#
- 1...g4
- 2.Sd5#
- 2.Re4#
- 2.Rxg4#
- 1...d5
- 2.Sxd5#
- 2.Sg6#
- 2.Qe5#
- 1...c6
- 2.Sg6#
- 2.Re4#
- 1...Bxe3+!
- threat
- 1.Sg7?
- threat
- 2.Sh5#
- 2.Re4#
- 1...Sxg7
- 2.Qd4#
- 1...bxc2
- 2.Re4#
- 1...g4
- 2.Sh5#
- 1...Sc5
- 2.Sh5#
- 2.Rf8#
- 1...d5
- 2.Sh5#
- 2.Qe5#
- 1...Bxe3+!
- threat
- 1.Rf8?
- threat
- 2.Sd3#
- 2.Re4#
- 1...Bxe3+
- 2.Qxe3#
- 1...Sxf3
- 2.Rxf3#
- 2.Re4#
- 1...Sxf8
- 2.Qd4#
- 1...Sc5
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sxd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 1...d5
- 2.Sd3#
- 2.Qe5#
- 1...g4!
- threat
- 1.Sg3?
- Keys
- 1.Qf6!
- threat
- 2.Sd3#
- 1...Bxe3+
- 2.Sd4#
- 1...Sxf3
- 2.Re4#
- 1...Sc5
- 2.Qxg5#
- threat
- 1.Qf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- B(a);CHECK,OGATE,XR(E)::QAB1(D),XB(a)
- S(b);N_GUARD::S(B)
- S(b);OGATE,XP(F)::R1(E),XS(b)
- S(b);N_GUARD::S(B),XS(b)
- S(g);N_GUARD::QAR2(D),XS(g)
- S(g);N_GUARD::QAR2(D)
- P(e);OGATE::R1(J),XP(e)
- P(f);N_GUARD::QAB1(D)
- Tries
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- P(c);XB(A)::R1(E)
- Refutation
- B(a);CHECK,XR(E)
- Try
- S(H);
- Threat
- R1(E)
- Vars
- B(a);P_PINS(H),SBLOCK,XR(E)::S(B)
- S(g);OGATE,XS(H)::QAR2(D),XS(g)
- S(g);N_GUARD::R(J)
- Refutation
- P(f);
- Try
- S(H);
- Threat
- DUALS(3)
- Vars
- P(c);XB(A)::R1(E)
- P(e);OGATE,XS(H)::R1(J)
- Refutation
- B(a);CHECK,XR(E)
- Try
- S(H);
- Threat
- R1(E)
- Vars
- S(g);N_GUARD::R(J)
- P(f);N_GUARD::QAB1(D)
- Refutation
- B(a);CHECK,XR(E)
- Try
- S(H);
- Threat
- DUALS(3)
- Vars
- P(c);XB(A)::R1(E)
- Refutation
- B(a);CHECK,XR(E)
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- S(g);N_GUARD,XS(H)::QAR2(D)
- P(c);XB(A)::R1(E)
- P(e);::S(H)
- Refutation
- B(a);CHECK,XR(E)
- Try
- R(J);
- Threat
- DUALS(2)
- Vars
- B(a);CHECK,OGATE,XR(E)::QAB1(D),XB(a)
- S(g);N_GUARD,XR(J)::QAR2(D)
- Refutation
- P(e);
- Try
- Actual
- Q(D);
- Threat
- S(B)
- Vars
- B(a);CHECK,SBLOCK,XR(E)::QAR(D)+S(H)
- S(b);SBLOCK,XP(F)::R1(E)
- S(g);N_GUARD::QAB1(D),XP(e)
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).