MESON Chess Problem Database
Problem Display
PID: 149610 (1KB3Nr/5p2/1R1p1pn1/3k4/1P1pr1n1/3P1N2/5Q1q/6B1 w - - 0 1)
Zuvic, Predrag
The Macedonian Problemist, 2010
#2
9 + 10
| 15148 | Sadier Collection | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Qxg1
- 2.Qa2#
- 1...Qg3
- 2.Qa2#
- 1...Qf4
- 2.Qa2#
- 1...Qe5
- 2.Qa2#
- 1...Qh1
- 2.Qa2#
- 1...Qh3
- 2.Qa2#
- 1...Qh4
- 2.Qa2#
- 1...Qh5
- 2.Qa2#
- 1...Qh6
- 2.Qa2#
- 1...Qh7
- 2.Qa2#
- 1...Re1
- 2.Qxd4#
- 1...Re2
- 2.Qxd4#
- 1...Re5
- 2.Qxd4#
- 1...Re6
- 2.Bb7#
- 2.Qxd4#
- 1...Re7
- 2.Qxd4#
- 1...Re8
- 2.Qxd4#
- 1...Sxf2
- 2.Sxf6#
- 1...Se3
- 2.Sxf6#
- 1...S4e5
- 2.Sxf6#
- 1...Sh6
- 2.Sxf6#
- 1...S6e5
- 2.Se7#
- 1...Qxg1
- Tries
- 1.Se7+?
- 1...Rxe7
- 2.Qxd4#
- 1...Sxe7!
- 1...Rxe7
- 1.Bxh2?
- threat
- 2.Rxd6#
- 2.Qa2#
- 1...Sxf2
- 2.Sxf6#
- 2.Rxd6#
- 1...Sxh2
- 2.Sxf6#
- 2.Qa2#
- 1...Re2
- 2.Rxd6#
- 2.Qxd4#
- 1...Rf4
- 2.Qa2#
- 1...Re5
- 2.Qxd4#
- 2.Qa2#
- 1...Re6
- 2.Bb7#
- 2.Qxd4#
- 2.Qa2#
- 1...Se3
- 2.Sxf6#
- 2.Rxd6#
- 1...S4e5
- 2.Sxf6#
- 1...Sf4
- 2.Qa2#
- 1...S6e5
- 2.Se7#
- 1...Rxh2!
- threat
- 1.Qc2?
- threat
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 2.dxe4#
- 1...Qf4
- 2.Rb5#
- 2.Qb3#
- 2.Qa2#
- 2.Qc4#
- 2.Qc6#
- 1...Qe5
- 2.Rb5#
- 2.Qb3#
- 2.Qa2#
- 2.Qc4#
- 2.Qc6#
- 1...Qe2
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Re1
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Re2
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Re3
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Rf4
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Re5
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Re6
- 2.Bb7#
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Re7
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Re8
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Sf2
- 2.Sxf6#
- 2.Rb5#
- 2.Qb3#
- 2.Qa2#
- 2.Qc4#
- 2.Qc6#
- 1...Se3
- 2.Sxf6#
- 2.Rb5#
- 2.Qc6#
- 2.dxe4#
- 1...S4e5
- 2.Sxf6#
- 2.Rb5#
- 2.dxe4#
- 1...S6e5
- 2.Se7#
- 2.Rb5#
- 2.dxe4#
- 1...Se7
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.dxe4#
- 1...f5
- 2.Rb5#
- 2.Qb3#
- 2.Qc4#
- 2.Qc6#
- 1...Qxc2!
- threat
- 1.Qxh2?
- threat
- 2.Rxd6#
- 2.Qxd6#
- 2.Qa2#
- 1...Sxh2
- 2.Sxf6#
- 1...Re2
- 2.Rxd6#
- 2.Qxd6#
- 1...Rf4
- 2.Qa2#
- 1...Re5
- 2.Qa2#
- 1...Re6
- 2.Bb7#
- 2.Qa2#
- 1...Sf2
- 2.Sxf6#
- 2.Rxd6#
- 2.Qxd6#
- 1...Se3
- 2.Sxf6#
- 2.Rxd6#
- 2.Qxd6#
- 1...S4e5
- 2.Sxf6#
- 1...Sf4
- 2.Qa2#
- 1...S6e5
- 2.Se7#
- 1...Rxh2!
- threat
- 1.Se7+?
- Keys
- 1.Se5!
- threat
- 2.Rb5#
- 1...Kxe5
- 2.Qf5#
- 1...Qxe5
- 2.Qa2#
- 1...Rxe5
- 2.Qxd4#
- 1...S4xe5
- 2.Sxf6#
- 1...S6xe5
- 2.Se7#
- 1...dxe5
- 2.Bb7#
- 1...fxe5
- 2.Qxf7#
- threat
- 1.Se5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 16
- Sets
- Q(a);N_GUARD,XB(A)::QAB(B)
- Q(a);N_GUARD::QAB(B)
- R(c);N_GUARD::QAR1(B),XP(b)
- R(c);N_GUARD,P_PINB(H)::QAR1(B),XP(b)
- S(d);N_GUARD,XQ(B)::S(I),XP(g)
- S(d);N_GUARD::S(I),XP(g)
- S(h);N_GUARD,S_CUTR(c)::S(I)
- Tries
- Try
- S(I);CHECK,P_SPINB(H)
- Vars
- R(c);XS(I)::QAR1(B),XP(b)
- Refutation
- S(h);XS(I)
- Try
- B(A);XQ(a)
- Threat
- DUALS(2)
- Vars
- R(c);::QAB(B)
- S(d);N_GUARD::S(I),XP(g)
- S(h);::QAB(B)
- S(h);N_GUARD,S_CUTR(c)::S(I)
- Refutation
- R(j);XB(A)
- Try
- Q(B);
- Threat
- DUALS(5)
- Refutation
- Q(a);XQ(B)
- Try
- Q(B);XQ(a)
- Threat
- DUALS(3)
- Vars
- S(d);N_GUARD,XQ(B)::S(I),XP(g)
- R(c);::QAB(B)
- S(d);N_GUARD::S(I),XP(g)
- S(h);::QAB(B)
- S(h);N_GUARD,S_CUTR(c)::S(I)
- Refutation
- R(j);XQ(B)
- Try
- Actual
- S(D);
- Threat
- R(F)
- Vars
- K(e);OGATEB,P-FLIGHT,XS(D)::QAR1(B)
- Q(a);N_GUARD,SBLOCK,XS(D)::QAB(B)
- R(c);N_GUARD,XS(D)::QAR1(B),XP(b)
- S(d);N_GUARD,SBLOCK,XS(D)::S(I),XP(g)
- S(h);N_GUARD,SBLOCK,XS(D)::S(I)
- P(f);SBLOCK,XS(D)::B(H)
- P(g);OGATE,SBLOCK,XS(D)::QAB(B),XP(i)
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).