MESON Chess Problem Database
Problem Display
PID: 165125 (6K1/p3Pp2/r2pn1p1/5N2/3bkPQ1/1BPp3N/R2Pn3/R7 w - - 0 1)
Mosiashvili, Givi
Sachmatija, 2008
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Rxa2
- 2.Sxd6#
- 1...Ra3
- 2.Sxd6#
- 1...Ra4
- 2.Sxd6#
- 1...Ra5
- 2.Sxd6#
- 1...Bf2
- 2.Sxf2#
- 1...Bxc3
- 2.Sf2#
- 1...Be5
- 2.Sf2#
- 1...Bb6
- 2.Sxd6#
- 1...Bf6
- 2.Sf2#
- 1...Bg7
- 2.Sf2#
- 1...Bh8
- 2.Sf2#
- 1...Sc1
- 2.Sg3#
- 1...Sg1
- 2.Sg3#
- 1...Sxc3
- 2.Sg3#
- 1...Sg3
- 2.Sxg3#
- 1...Sc5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sc7
- 2.Sg5#
- 1...Sg7
- 2.Sg5#
- 1...Sd8
- 2.Sg5#
- 1...Sf8
- 2.Sg5#
- 1...gxf5
- 2.Qg2#
- 1...Rxa2
- Tries
- 1.Sxd4?
- threat
- 2.Sf2#
- 2.Qf3#
- 2.Qg2#
- 1...S2xd4
- 2.Sf2#
- 1...S2xf4
- 2.Re1#
- 1...S6xd4
- 2.Sf2#
- 2.Sg5#
- 1...S6xf4
- 2.e8Q#
- 2.e8R#
- 1...Sg1
- 2.Sf2#
- 1...Sg3
- 2.Sf2#
- 2.Qf3#
- 1...Sg5
- 2.Sf2#
- 2.Sxg5#
- 1...Sxc3!
- threat
- 1.Bxe6?
- threat
- 2.Sg5#
- 2.Qg2#
- 1...Sxf4
- 2.Qxf4#
- 1...Bf6
- 2.Sf2#
- 2.Qg2#
- 1...Sg1
- 2.Sg5#
- 2.Sg3#
- 1...Sg3
- 2.Sg5#
- 2.Sxg3#
- 1...g5
- 2.Sxg5#
- 2.Qg2#
- 1...f6
- 2.Qg2#
- 1...fxe6!
- threat
- 1.Re1?
- threat
- 2.Sg3#
- 1...Bxc3
- 2.Sf2#
- 1...Sxf4
- 2.Qxf4#
- 1...gxf5
- 2.Qg2#
- 1...Bf2
- 2.Sxf2#
- 1...Be3!
- threat
- 1.Ra5?
- threat
- 2.Bd5#
- 2.Qg2#
- 1...Rxa5
- 2.Sxd6#
- 1...Sxc3
- 2.Sg3#
- 2.Qg2#
- 1...S2xf4
- 2.Sg3#
- 1...S6xf4
- 2.Sg5#
- 1...Be5
- 2.Sf2#
- 2.Bd5#
- 1...Sg1
- 2.Sg3#
- 2.Bd5#
- 1...Sg3
- 2.Sxg3#
- 2.Bd5#
- 1...Sc5
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 2.Bd5#
- 1...Sc7
- 2.Sg5#
- 2.Qg2#
- 1...d5
- 2.Bxd5#
- 1...Bc5!
- threat
- 1.e8Q?
- threat
- 2.Sg5#
- 1...Sxf4
- 2.Qxf4#
- 1...Be5
- 2.Sf2#
- 1...Bf6
- 2.Sf2#
- 1...g5
- 2.Sxg5#
- 1...f6!
- threat
- 1.e8R?
- threat
- 2.Sg5#
- 1...Sxf4
- 2.Qxf4#
- 1...Be5
- 2.Sf2#
- 1...Bf6
- 2.Sf2#
- 1...g5
- 2.Sxg5#
- 1...f6!
- threat
- 1.Sxd4?
- Keys
- 1.Ra4!
- threat
- 2.Sf2#
- 1...Rxa4
- 2.Sxd6#
- 1...S2xf4
- 2.Re1#
- 1...S6xf4
- 2.e8Q#
- 2.e8R#
- threat
- 1.Ra4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 21
- Sets
- R(e);N_GUARD,XR(B)::S(I),XP(f)
- R(e);N_GUARD::S(I),XP(f)
- B(c);N_GUARD::S(F),XB(c)
- B(c);N_GUARD,XP(E)::S(F)
- B(c);N_GUARD::S(F)
- B(c);S_CUTR(e)::S(I),XP(f)
- S(a);N_GUARD::S(I)
- S(a);N_GUARD,XP(E)::S(I)
- S(a);N_GUARD::S(I),XS(a)
- S(g);N_GUARD::S(F)
- S(g);N_GUARD::S(F),XS(g)
- P(h);SBLOCK,XS(I)::QAB(H)
- Tries
- Try
- S(I);XB(c)
- Threat
- DUALS(3)
- Vars
- S(a);XS(I)::S(F)
- S(a);OGATEB,P_SPINS(a),XP(G)::R(A)
- S(g);P_SPINS(g),XP(G)::P=Q
- S(a);::S(F)
- Refutation
- S(a);XP(E)
- Try
- B(D);XS(g)
- Threat
- DUALS(2)
- Vars
- S(a);OGATE,P_SPINS(a),XP(G)::QAR1(H),XS(a)
- P(j);::QAB(H)
- Refutation
- P(j);XB(D)
- Try
- R(A);P_PINS(a)
- Threat
- S(I)
- Vars
- B(c);N_GUARD,XP(E)::S(F)
- S(g);OGATE,XP(G)::QAR1(H),XS(g)
- P(h);SBLOCK,XS(I)::QAB(H)
- B(c);N_GUARD::S(F),XB(c)
- Refutation
- B(c);N_SPINS(a)
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- R(e);N_GUARD,XR(B)::S(I),XP(f)
- S(a);N_GUARD,P_SPINS(a),XP(G)::S(I)
- S(g);N_GUARD,P_SPINS(g),XP(G)::S(F)
- S(g);N_GUARD::S(F)
- P(f);::B(D),XP(f)
- Refutation
- B(c);
- Try
- P(J);P_PINS(g)
- Threat
- S(F)
- Vars
- S(a);N_SPINS(g),OGATE,P_SPINS(a),XP(G)::QAR1(H),XS(a)
- B(c);N_GUARD,N_SPINS(g)::S(F)
- B(c);N_GUARD::S(F)
- P(h);::S(F),XP(h)
- Refutation
- P(j);
- Try
- P(J);P_PINS(g)
- Threat
- S(F)
- Vars
- S(a);N_SPINS(g),OGATE,P_SPINS(a),XP(G)::QAR1(H),XS(a)
- B(c);N_GUARD,N_SPINS(g)::S(F)
- B(c);N_GUARD::S(F)
- P(h);::S(F),XP(h)
- Refutation
- P(j);
- Try
- Actual
- R(B);P_PINB(c)
- Threat
- S(F)
- Vars
- R(e);N_GUARD,N_SPINB(c),XR(B)::S(I),XP(f)
- S(a);OGATEB,P_SPINS(a),XP(G)::R(A)
- S(g);P_SPINS(g),XP(G)::P=Q
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).