MESON Chess Problem Database
Problem Display
PID: 68946 (2R3B1/p4K2/r1P1Np2/2PkP3/1Ppn4/2P2P2/6RB/4r3 w - - 0 1)
Kapros, Jorge Marcelo
Problemas, 1997
#2
12 + 7
SOLUTION
- SOUND
- Sets
- 1...Rxe5
- 2.Sf4#
- 1...Sxc6
- 2.Sc7#
- 1...Rxe5
- Tries
- 1.Kxf6?
- threat
- 2.Sxd4#
- 2.Sf4#
- 1...Rxe5
- 2.Sf4#
- 1...Sxf3
- 2.Sg5#
- 1...Sxc6
- 2.Sd4#
- 2.Sf4#
- 2.Sg5#
- 2.Sc7#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sxe6
- 2.Bxe6#
- 2.Rd2#
- 1...Sc2
- 2.Sd4#
- 2.Sf4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Se2
- 2.Sd4#
- 2.Sf4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sb3
- 2.Sd4#
- 2.Sf4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sb5
- 2.Sd4#
- 2.Sf4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sf5
- 2.Sd4#
- 2.Sf4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Rxc6!
- threat
- 1.Ke8?
- threat
- 2.Sxd4#
- 1...Rxc6
- 2.Sc7#
- 1...Sxf3
- 2.Sg5#
- 1...Sxc6
- 2.Sd4#
- 2.Sg5#
- 2.Sc7#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sxe6
- 2.Rd2#
- 1...Sc2
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Se2
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sb3
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sb5
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sf5
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Rxe5!
- threat
- 1.Kf8?
- threat
- 2.Sxd4#
- 1...Rxe5
- 2.Sf4#
- 1...Rxc6
- 2.Sc7#
- 1...Sxf3
- 2.Sg5#
- 1...Sxc6
- 2.Sd4#
- 2.Sg5#
- 2.Sc7#
- 2.Sg7#
- 2.Sd8#
- 1...Sc2
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 1...Se2
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 1...Sb3
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 1...Sb5
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 1...Sf5
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 1...Sxe6+!
- threat
- 1.Sxd4?
- threat
- 2.Kxf6#
- 2.Kg6#
- 2.Ke7#
- 2.Kg7#
- 2.Ke8#
- 2.Kf8#
- 2.Rd8#
- 1...Rxe5
- 2.Rd8#
- 1...fxe5
- 2.Kf6#
- 2.Kg6#
- 2.Ke7#
- 2.Kg7#
- 2.Ke8#
- 2.Kf8#
- 2.Rd8#
- 1...f5
- 2.Kf6#
- 2.Kg6#
- 2.Ke7#
- 2.Kg7#
- 2.Ke8#
- 2.Kf8#
- 2.Rd8#
- 1...Rxc6!
- threat
- 1.Kxf6?
- Keys
- 1.Kg6!
- threat
- 2.Sxd4#
- 1...Rxe5
- 2.Sf4#
- 1...Rxc6
- 2.Sc7#
- 1...Sxf3
- 2.Sg5#
- 1...Sxc6
- 2.Sd4#
- 2.Sg5#
- 2.Sc7#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sxe6
- 2.Rd2#
- 1...Sc2
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Se2
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sb3
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sb5
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sf5
- 2.Sd4#
- 2.Sg5#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- threat
- 1.Kg6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- R(a);SBLOCK,XP(G)::S(I)
- S(c);SBLOCK,XP(H)::S(I)
- Tries
- Try
- K(J);P-FLIGHT,XP(f)
- Threat
- DUALS(2)
- Vars
- R(a);XP(G)::B(L)+S(I),DCHECK
- S(c);N_GUARD,XP(D)::B(L)+S(I)
- Refutation
- R(e);P_PINS(I),XP(H)
- Try
- K(J);S_FLIGHT
- Threat
- B(L)+S(I),XS(c)
- Vars
- R(e);SBLOCK,XP(H)::B(L)+S(I),DCHECK
- S(c);N_GUARD,XP(D)::B(L)+S(I)
- S(c);OGATEB,P_SPINS(c),XS(I)::R(A)
- Refutation
- R(a);P_PINS(I),XP(G)
- Try
- K(J);P-FLIGHT
- Threat
- B(L)+S(I),XS(c)
- Vars
- R(a);SBLOCK,XP(G)::B(L)+S(I),DCHECK
- R(e);SBLOCK,XP(H)::B(L)+S(I),DCHECK
- S(c);N_GUARD,XP(D)::B(L)+S(I)
- Refutation
- S(c);CHECK,P_SPINS(c),XS(I)
- Try
- S(I);XS(c)
- Threat
- DUALS(7)
- Vars
- R(a);XP(G)::R(K)
- Refutation
- R(e);XP(H)
- Try
- Actual
- K(J);S_FLIGHT
- Threat
- B(L)+S(I),XS(c)
- Vars
- R(a);SBLOCK,XP(G)::B(L)+S(I),DCHECK
- R(e);SBLOCK,XP(H)::B(L)+S(I),DCHECK
- S(c);N_GUARD,XP(D)::B(L)+S(I)
- S(c);OGATEB,P_SPINS(c),XS(I)::R(A)
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).