MESON Chess Problem Database
Problem Display
PID: 163457 (K1n1R3/2Q5/1pNp2n1/pBpkN3/7r/6B1/4R3/3b1r2 w - - 0 1)
Dimitrov, Nikolai
Probleemblad, 1977
#3
8 + 10
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Qf7#
- 1...Rg1
- 2.Qf7#
- 1...Rfh1
- 2.Qf7#
- 1...Rff4
- 2.Bc4+
- 2...Rxc4
- 3.Qf7#
- 2...Rxc4
- 2.Bc4+
- 1...Rf7
- 2.Qxf7#
- 1...Rhh1
- 2.Bc4#
- 1...Rh2
- 2.Bc4#
- 1...Rh3
- 2.Bc4#
- 1...Rc4
- 2.Bxc4#
- 1...Rhf4
- 2.Qf7+
- 2...Rxf7
- 3.Bc4#
- 2...Rxf7
- 2.Qf7+
- 1...Rh5
- 2.Bc4#
- 1...Rh6
- 2.Bc4#
- 1...Rh7
- 2.Bc4#
- 1...Rh8
- 2.Bc4#
- 1...Sf4
- 2.Bc4#
- 1...Sxe5
- 2.R2xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R2xe5+
- 1...Sa7
- 2.Sc4
- threat
- 3.Se3#
- 3.Sxb6#
- 3.Qxd6#
- threat
- 2.Sc4
- 1...dxe5
- 2.R2xe5+
- 2...Sxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...Sxe5
- 2.R8xe5+
- 2...Sxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...Sxe5
- 2.Qd7+
- 2...Sd6
- 3.Qe6#
- 2...Sd6
- 2.R2xe5+
- 1...Re1
- Tries
- 1.Sf3?
- threat
- 2.Qf7#
- 1...c4
- 2.Sb4+
- 2...axb4
- 3.Qc6#
- 2...axb4
- 2.Sb4+
- 1...Re4
- 2.Sb4+
- 2...Rxb4
- 3.Qc6#
- 3.Qb7#
- 3.Qf7#
- 2...axb4
- 3.Qc6#
- 3.Qb7#
- 2...cxb4
- 3.Qc6#
- 2...Rxb4
- 2.Rd2+
- 2...Rd4
- 3.Qf7#
- 2...Rd4
- 2.Qf7+
- 2...Re6
- 3.Qxe6#
- 2...Re6
- 2.Sb4+
- 1...Rf4
- 2.Sb4+
- 2...Rxb4
- 3.Qc6#
- 3.Qb7#
- 3.Qf7#
- 2...axb4
- 3.Qc6#
- 3.Qb7#
- 2...cxb4
- 3.Qc6#
- 2...Rxb4
- 2.Rd2+
- 2...Rd4
- 3.Qf7#
- 2...Rd4
- 2.Qf7+
- 2...Rxf7
- 3.Rd2#
- 2...Rxf7
- 2.Sb4+
- 1...Sf4
- 2.Sb4+
- 2...axb4
- 3.Qc6#
- 3.Qb7#
- 2...cxb4
- 3.Bc4#
- 3.Qc4#
- 3.Qc6#
- 2...axb4
- 2.Rd2+
- 2...Sd3
- 3.Qf7#
- 2...Sd3
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qf7+
- 2...Se6
- 3.Qxe6#
- 3.Qf5#
- 2...Se6
- 2.Qxc8
- threat
- 3.Se7#
- 3.Qf5#
- 2...Sg6
- 3.Qe6#
- threat
- 2.Sb4+
- 1...Se5
- 2.R2xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R2xe5+
- 1...Sge7
- 2.Sxe7+
- 2...Sxe7
- 3.Qxd6#
- 2...Sxe7
- 2.Re5+
- 2...dxe5
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Sxe7#
- 3.Re5#
- 2...Sxd6
- 2.Qxe7
- threat
- 3.Qg5#
- 3.Qe6#
- 3.Qf7#
- 2...Sxe7
- 3.Sxe7#
- 2...Re4
- 3.Qxe4#
- threat
- 2.Sxe7+
- 1...Sf8
- 2.Sb4+
- 2...Rxb4
- 3.Qc6#
- 3.Qb7#
- 2...axb4
- 3.Qc6#
- 3.Qb7#
- 2...cxb4
- 3.Qc6#
- 2...Rxb4
- 2.Se7+
- 2...Sxe7
- 3.Qxd6#
- 2...Sxe7
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Se7#
- 3.R2e5#
- 3.R8e5#
- 2...Sxd6
- 2.Qf7+
- 2...Se6
- 3.Qxe6#
- 3.Qf5#
- 2...Se6
- 2.Sb4+
- 1...Sh8
- 2.Sb4+
- 2...Rxb4
- 3.Qc6#
- 3.Qb7#
- 2...axb4
- 3.Qc6#
- 3.Qb7#
- 2...cxb4
- 3.Qc6#
- 2...Rxb4
- 2.Se7+
- 2...Sxe7
- 3.Qxd6#
- 2...Sxe7
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Se7#
- 3.R2e5#
- 3.R8e5#
- 2...Sxd6
- 2.Qe7
- threat
- 3.Qg5#
- 3.Qe6#
- 2...Sxe7
- 3.Sxe7#
- 2...Re4
- 3.Qxe4#
- threat
- 2.Sb4+
- 1...Rxf3!
- threat
- 1.Sc4?
- threat
- 2.Se3#
- 1...Rf3
- 2.Qxd6+
- 2...Sxd6
- 3.Sxb6#
- 2...Sxd6
- 2.Qf7+
- 2...Rxf7
- 3.Se3#
- 2...Rxf7
- 2.Qxc8
- threat
- 3.Sxb6#
- 3.Qe6#
- threat
- 2.Qxd6+
- 1...Re4
- 2.Rd2+
- 2...Rd4
- 3.Se3#
- 2...Rd4
- 2.Qxd6+
- 2...Sxd6
- 3.Sxb6#
- 2...Sxd6
- 2.Qxc8
- threat
- 3.Sxb6#
- 2...Rxc4
- 3.Qe6#
- threat
- 2.Rd2+
- 1...Se5
- 2.R2xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Sxb6#
- 3.R2xe5#
- 3.R8xe5#
- 2...Sxd6
- 2.R2xe5+
- 1...Sge7
- 2.Re5+
- 2...dxe5
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Sxb6#
- 3.Re5#
- 2...Sxd6
- 2.Qxe7
- threat
- 3.Se3#
- 3.Qe6#
- 2...Sxe7
- 3.Sxb6#
- 2...Re4
- 3.Qxe4#
- threat
- 2.Re5+
- 1...Rxc4!
- threat
- 1.Sg4?
- threat
- 2.Se3#
- 2.Rd2#
- 1...c4
- 2.Sb4+
- 2...Kd4
- 3.Qxc4#
- 2...axb4
- 3.Rd2#
- 3.Qxc4#
- 2...Kd4
- 2.Se7+
- 2...Kd4
- 3.Qxc4#
- 2...Sgxe7
- 3.Qxc4#
- 2...Scxe7
- 3.Qxd6#
- 3.Qxc4#
- 2...Kd4
- 2.Sb4+
- 1...Rf3
- 2.Rd2+
- 2...Rd3
- 3.Se3#
- 3.Sf6#
- 3.Rxd3#
- 3.Qf7#
- 2...Rd3
- 2.Qf7+
- 2...Rxf7
- 3.Se3#
- 3.Rd2#
- 2...Rxf7
- 2.Rd2+
- 1...Se5
- 2.R2xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R2xe5+
- 1...Sge7
- 2.Re5+
- 2...dxe5
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Re5#
- 2...Sxd6
- 2.Re5+
- 1...Rxg4!
- threat
- 1.Sxg6?
- threat
- 2.Sge7+
- 2...Sxe7
- 3.Qxd6#
- 2...Sxe7
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Sge7#
- 3.R2e5#
- 3.R8e5#
- 2...Sxd6
- 2.Sge7+
- 1...Bxe2
- 2.Re5+
- 2...dxe5
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Re5#
- 2...Sxd6
- 2.Re5+
- 1...c4
- 2.Sce7+
- 2...Kd4
- 3.Qxc4#
- 2...Sxe7
- 3.Qxd6#
- 2...Kd4
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.R2e5#
- 3.R8e5#
- 2...Sxd6
- 2.Sce7+
- 1...Rff4
- 2.Rd2+
- 2...Rd4
- 3.Qf7#
- 2...Rd4
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Rd2+
- 1...Rf5
- 2.Sge7+
- 2...Sxe7
- 3.Qxd6#
- 2...Sxe7
- 2.Qxd6+
- 2...Sxd6
- 3.Sge7#
- 2...Sxd6
- 2.Sge7+
- 1...Rf6
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Rxd6
- 3.R2e5#
- 3.R8e5#
- 2...Sxd6
- 3.Sge7#
- 3.R2e5#
- 3.R8e5#
- 2...Rxd6
- 2.R2e5+
- 1...Rf8
- 2.Sge7+
- 2...Sxe7
- 3.Qxd6#
- 2...Sxe7
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Sge7#
- 3.Re5#
- 2...Sxd6
- 2.Sge7+
- 1...Rd4
- 2.Sce7+
- 2...Sxe7
- 3.Sxe7#
- 3.Qxd6#
- 2...Sxe7
- 2.Sge7+
- 2...Sxe7
- 3.Sxe7#
- 3.Qxd6#
- 2...Sxe7
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Sce7#
- 3.Sge7#
- 3.R2e5#
- 3.R8e5#
- 2...Sxd6
- 2.Sce7+
- 1...Rhf4
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qf7+
- 2...Rxf7
- 3.Rd2#
- 2...Rxf7
- 2.R2e5+
- 1...Re4!
- threat
- 1.Bf4?
- threat
- 2.Bc4#
- 2.Qf7#
- 1...Rfxf4
- 2.Bc4+
- 2...Rxc4
- 3.Qf7#
- 2...Rxc4
- 2.Bc4+
- 1...Rhxf4
- 2.Qf7+
- 2...Rxf7
- 3.Bc4#
- 2...Rxf7
- 2.Qf7+
- 1...Sxe5
- 2.R2xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qf7+
- 2...Sxf7
- 3.Rd2#
- 2...Sxf7
- 2.R2xe5+
- 1...dxe5
- 2.R2xe5+
- 2...Sxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...Sxe5
- 2.R8xe5+
- 2...Sxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...Sxe5
- 2.Qd7+
- 2...Sd6
- 3.Qe6#
- 2...Sd6
- 2.Qf7+
- 2...Kd6
- 3.Rd2#
- 3.Rd8#
- 2...Kd6
- 2.R2xe5+
- 1...c4
- 2.Sb4+
- 2...Kd4
- 3.Qxc4#
- 2...axb4
- 3.Qxc4#
- 2...Kd4
- 2.Qf7+
- 2...Kc5
- 3.Qxc4#
- 2...Kc5
- 2.Sb4+
- 1...Bxe2!
- threat
- 1.Qxd6+?
- 1...Kxd6
- 2.Sc4+
- 2...Kd5
- 3.Se3#
- 2...Kd7
- 3.Sb4#
- 3.Sd4#
- 3.S6xa5#
- 3.Sa7#
- 3.Se7#
- 3.Sb8#
- 3.Sd8#
- 3.Rd8#
- 2...Kd5
- 2.Sc4+
- 1...Sxd6!
- 1...Kxd6
- 1.Sf3?
- Keys
- 1.Sd7!
- threat
- 2.Qxd6+
- 2...Sxd6
- 3.Sxb6#
- 2...Sxd6
- 2.Qxd6+
- 1...Rff4
- 2.Rd2+
- 2...Rd4
- 3.Sf6#
- 2...Rd4
- 2.Rd2+
- 1...Rhf4
- 2.Sf6+
- 2...Rxf6
- 3.Rd2#
- 2...Rxf6
- 2.Sf6+
- 1...Se5
- 2.R2xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8xe5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R2xe5+
- 1...Sge7
- 2.Re5+
- 2...dxe5
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Sxb6#
- 3.Re5#
- 2...Sxd6
- 2.Re5+
- 1...Sf8
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Sxb6#
- 3.R2e5#
- 3.R8e5#
- 2...Sxd6
- 2.R2e5+
- 1...Sh8
- 2.R2e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.R8e5+
- 2...dxe5
- 3.Rxe5#
- 3.Qxe5#
- 2...dxe5
- 2.Qxd6+
- 2...Sxd6
- 3.Sxb6#
- 3.R2e5#
- 3.R8e5#
- 2...Sxd6
- 2.R2e5+
- 1...c4
- 2.Rd2+
- 2...Rd4
- 3.Rxd4#
- 2...Rd4
- 2.Rd2+
- threat
- 1.Sd7!
FEATURES
NOT CLASSIFIED
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).