MESON Chess Problem Database
Problem Display
PID: 26858 (n7/8/8/Q2pN2K/2N1k3/2P1p1p1/1P1pB3/6n1 w - - 0 1)
Bayersdorfer, Adolf Christian
Source?, 0000
#4
7 + 7
SOLUTION
- SOUND
- Keys
- 1.Qd8!
- threat
- 2.Bd3+
- 2...Kf4
- 3.Qh4#
- 3.Qg5#
- 3.Qf6#
- 3.Qf8#
- 2...Kf4
- 2.Bd3+
- 1...Sxe2
- 2.Sd6+
- 2...Kxe5
- 3.Qe7+
- 3...Kf4
- 4.Qf6#
- 3...Kf4
- 3.Qe7+
- 2...Kxe5
- 2.Sd6+
- 1...dxc4
- 2.Sd3
- threat
- 3.Qe7+
- 3...Kd5
- 4.Sb4#
- 3...Kf5
- 4.Bg4#
- 4.Qe5#
- 3...Kd5
- 3.Qd4+
- 3...Kf5
- 4.Bg4#
- 4.Qe5#
- 3...Kf5
- 3.Qe7+
- 2...Kf5
- 3.Bg4+
- 3...Ke4
- 4.Qd4#
- 3...Ke4
- 3.Qd6
- threat
- 4.Qe5#
- 4.Qg6#
- 3...Ke4
- 4.Qe5#
- 4.Qe6#
- 3...cxd3
- 4.Bxd3#
- threat
- 3.Bg4+
- 2...Sxe2
- 3.Qe7+
- 3...Kxd3
- 4.Qh7#
- 3...Kf3
- 4.Qb7#
- 3...Kd5
- 4.Sb4#
- 3...Kf5
- 4.Qe5#
- 3...Kxd3
- 3.Qe7+
- 2...cxd3
- 3.Qd4+
- 3...Kf5
- 4.Bg4#
- 3...Kf5
- 3.Qd4+
- 2...d1Q
- 3.Qe7+
- 3...Kd5
- 4.Sb4#
- 3...Kf5
- 4.Qe5#
- 3...Kd5
- 3.Qd4+
- 3...Kf5
- 4.Qe5#
- 3...Kf5
- 3.Qe7+
- 2...d1B
- 3.Qe7+
- 3...Kd5
- 4.Sb4#
- 3...Kf5
- 4.Qe5#
- 3...Kd5
- 3.Qd4+
- 3...Kf5
- 4.Qe5#
- 3...Kf5
- 3.Qe7+
- 2...Sf3
- 3.Qf6
- threat
- 4.Qxf3#
- 3...Kd5
- 4.Bxf3#
- 3...cxd3
- 4.Bxf3#
- 3...Se1
- 4.Qe5#
- 4.Qe6#
- 3...Sg1
- 4.Qe5#
- 4.Qe6#
- 3...Sh2
- 4.Qe5#
- 4.Qe6#
- 3...Sd4
- 4.Qe5#
- 3...Sh4
- 4.Qe5#
- 4.Qe6#
- 3...Se5
- 4.Qxe5#
- 3...Sg5
- 4.Qe5#
- threat
- 3.Qf6
- threat
- 2.Sd3
- 1...d1Q
- 2.Sd6+
- 2...Kxe5
- 3.Qe7+
- 3...Kf4
- 4.Qg5#
- 4.Qf6#
- 3...Kf4
- 3.Qe7+
- 2...Kxe5
- 2.Sd6+
- 1...d1B
- 2.Sd6+
- 2...Kxe5
- 3.Qe7+
- 3...Kf4
- 4.Qg5#
- 4.Qf6#
- 3...Kf4
- 3.Qe7+
- 2...Kxe5
- 2.Kg6
- threat
- 3.Qh4#
- 2...Bxe2
- 3.Sd6+
- 3...Kf4
- 4.Qg5#
- 4.Qf6#
- 3...Kxe5
- 4.Qf6#
- 3...Kf4
- 3.Qh4+
- 3...Bg4
- 4.Qxg4#
- 3...Bg4
- 3.Sd6+
- 2...Sxe2
- 3.Sd6+
- 3...Kf4
- 4.Qg5#
- 4.Qf6#
- 3...Kxe5
- 4.Qf6#
- 3...Kf4
- 3.Sd6+
- 2...Sf3
- 3.Sd6+
- 3...Kf4
- 4.Qf6#
- 3...Kxe5
- 4.Qf6#
- 3...Kf4
- 3.Bd3+
- 3...Kf4
- 4.Qf6#
- 4.Qf8#
- 3...Kf4
- 3.Sd6+
- 2...Sh3
- 3.Sd6+
- 3...Kf4
- 4.Sd3#
- 4.Qf6#
- 3...Kxe5
- 4.Qf6#
- 3...Kf4
- 3.Bd3+
- 3...Kf4
- 4.Qf6#
- 4.Qf8#
- 3...Kf4
- 3.Sd6+
- threat
- 2.Sd6+
- 1...d1R
- 2.Sd6+
- 2...Kxe5
- 3.Qe7+
- 3...Kf4
- 4.Qg5#
- 4.Qf6#
- 3...Kf4
- 3.Qe7+
- 2...Kxe5
- 2.Qh4+
- 2...Kf5
- 3.Bg4+
- 3...Ke4
- 4.Bh3#
- 4.Be6#
- 4.Bd7#
- 4.Bc8#
- 3...Kf4
- 4.Bh3#
- 4.Be6#
- 4.Bd7#
- 4.Bc8#
- 3...Ke4
- 3.Qg5+
- 3...Ke4
- 4.Sd6#
- 4.Qg4#
- 3...Ke6
- 4.Bg4#
- 3...Ke4
- 3.Bg4+
- 2...Kf5
- 2.Qe7
- threat
- 3.Sd6+
- 3...Kf4
- 4.Sg6#
- 4.Qg5#
- 4.Qf6#
- 3...Kf4
- 3.Sd3+
- 3...Kf5
- 4.Sxe3#
- 4.Sd6#
- 4.Bg4#
- 4.Qe5#
- 3...Kf5
- 3.Sf3+
- 3...Kf4
- 4.Qe5#
- 3...Kf5
- 4.Qe5#
- 3...Kf4
- 3.Sg4+
- 3...Kf4
- 4.Qe5#
- 3...Kf5
- 4.Qe5#
- 3...Kf4
- 3.Sc6+
- 3...Kf4
- 4.Qe5#
- 3...Kf5
- 4.Qe5#
- 3...Kf4
- 3.Sg6+
- 3...Kf5
- 4.Sxe3#
- 4.Sd6#
- 4.Bg4#
- 4.Qe5#
- 3...Kf5
- 3.Sd7+
- 3...Kf4
- 4.Qe5#
- 3...Kf5
- 4.Qe5#
- 3...Kf4
- 3.Sf7+
- 3...Kf4
- 4.Qe5#
- 3...Kf5
- 4.Qe5#
- 3...Kf4
- 3.Sd6+
- 2...Kf4
- 3.Sd3+
- 3...Kf5
- 4.Sxe3#
- 4.Sd6#
- 4.Bg4#
- 4.Qe5#
- 3...Rxd3
- 4.Qe5#
- 3...Kf5
- 3.Sg6+
- 3...Kf5
- 4.Sxe3#
- 4.Sd6#
- 4.Bg4#
- 4.Qe5#
- 3...Kf5
- 3.Qg5+
- 3...Ke4
- 4.Sd6#
- 4.Qg4#
- 3...Ke4
- 3.Qf6+
- 3...Ke4
- 4.Sd6#
- 3...Ke4
- 3.Sd6
- threat
- 4.Sg6#
- 4.Qg5#
- 4.Qf6#
- threat
- 3.Qe6
- threat
- 4.Sg6#
- 4.Qg4#
- 3...Ke4
- 4.Sd3#
- 4.Sg6#
- 4.Qg4#
- threat
- 3.Sd3+
- 2...Kf5
- 3.Sxe3+
- 3...Ke4
- 4.Sd3#
- 4.Sg6#
- 3...Kf4
- 4.Sg6#
- 3...Ke4
- 3.Sd6+
- 3...Kf4
- 4.Sg6#
- 4.Qg5#
- 4.Qf6#
- 3...Kf4
- 3.Qg5+
- 3...Ke4
- 4.Sd6#
- 4.Qg4#
- 3...Ke6
- 4.Bg4#
- 3...Ke4
- 3.Qd7+
- 3...Ke4
- 4.Qg4#
- 3...Kf4
- 4.Qg4#
- 3...Kf6
- 4.Sg4#
- 4.Qf7#
- 3...Ke4
- 3.Sd3
- threat
- 4.Sxe3#
- 4.Sd6#
- 4.Bg4#
- 4.Qe5#
- threat
- 3.Sg6
- threat
- 4.Sxe3#
- 4.Sd6#
- 4.Bg4#
- 4.Qe5#
- threat
- 3.Sxe3+
- 2...Sxe2
- 3.Sd6+
- 3...Kf4
- 4.Qg5#
- 4.Qf6#
- 3...Kf4
- 3.Sd6+
- 2...dxc4
- 3.Sd3+
- 3...Kd5
- 4.Sb4#
- 3...Kf5
- 4.Bg4#
- 4.Qe5#
- 3...Kd5
- 3.Sc6+
- 3...Kf4
- 4.Qe5#
- 3...Kd5
- 4.Sb4#
- 3...Kf5
- 4.Qe5#
- 3...Kf4
- 3.Sd3+
- 2...d4
- 3.Sd3+
- 3...Kd5
- 4.Sb4#
- 3...Kf5
- 4.Sd6#
- 4.Bg4#
- 4.Qe5#
- 3...Kd5
- 3.Sc6+
- 3...Kf4
- 4.Qe5#
- 3...Kd5
- 4.Sb4#
- 3...Kf5
- 4.Qe5#
- 3...Kf4
- 3.Sd3+
- 2...Sf3
- 3.Sd6+
- 3...Kf4
- 4.Sg6#
- 4.Qf6#
- 3...Kf4
- 3.Sd3+
- 3...Kf5
- 4.Sxe3#
- 4.Sd6#
- 3...Se5
- 4.Sd6#
- 4.Qxe5#
- 3...Kf5
- 3.Sxf3+
- 3...Kf4
- 4.Qe5#
- 3...Kf5
- 4.Qe5#
- 3...Kf4
- 3.Sg6+
- 3...Kf5
- 4.Sxe3#
- 4.Sd6#
- 3...Se5
- 4.Sd6#
- 4.Qxe5#
- 3...Kf5
- 3.Bxf3+
- 3...Kf4
- 4.Qg5#
- 4.Qf6#
- 4.Qf8#
- 4.Qf7#
- 3...Kf5
- 4.Qf7#
- 3...Kf4
- 3.Sd6+
- threat
- 2.Sd6+
- threat
- 1.Qd8!
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).