MESON Chess Problem Database
Problem Display
PID: 27524 (6k1/6b1/1n3BB1/2n2Q2/4p2r/7p/7K/8 w - - 0 1)
Knotek, Ladislav
Casopis ceskoslovenskych sachistu, 1920
#3
4 + 7
SOLUTION
- SOUND
- Sets
- 1...Sb3
- 2.Qe6+
- 2...Kf8
- 3.Be7#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qe6+
- 1...Sd3
- 2.Qe6+
- 2...Kf8
- 3.Be7#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qe6+
- 1...Sca4
- 2.Qe6+
- 2...Kf8
- 3.Be7#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qe6+
- 1...Sa6
- 2.Qe6+
- 2...Kf8
- 3.Be7#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qe6+
- 1...Se6
- 2.Qxe6+
- 2...Kf8
- 3.Be7#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qxe6+
- 1...Sb7
- 2.Qe6+
- 2...Kf8
- 3.Be7#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qe6+
- 1...Sb3
- Tries
- 1.Ba1?
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qe8#
- 3.Qxg7#
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Be5+
- 2.Bxe5
- threat
- 3.Qf7#
- 2...Rf4
- 3.Bh7#
- 2...Rh7
- 3.Bxh7#
- threat
- 2.Bxe5
- 1...Bxa1
- 2.Qf7+
- 2...Kh8
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Bb2
- 2.Bxb2
- threat
- 3.Qf7#
- 2...Rf4
- 3.Bh7#
- 2...Rh7
- 3.Bxh7#
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxb2#
- 3.Qf8#
- 2...Kh8
- 2.Bxb2
- 1...Bc3
- 2.Bxc3
- threat
- 3.Qf7#
- 2...Rf4
- 3.Bh7#
- 2...Rh7
- 3.Bxh7#
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxc3#
- 3.Qf8#
- 2...Kh8
- 2.Bxc3
- 1...Bd4
- 2.Bxd4
- threat
- 3.Qf7#
- 2...Rf4
- 3.Bh7#
- 2...Rh7
- 3.Bxh7#
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxd4#
- 3.Qf8#
- 2...Kh8
- 2.Bxd4
- 1...Bf6
- 2.Qxf6
- threat
- 3.Qg7#
- 3.Qd8#
- 3.Qf7#
- threat
- 2.Qxf6
- 1...Rh7
- 2.Qf7+
- 2...Kh8
- 3.Qe8#
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Se6
- 2.Qxe6+
- 2...Kf8
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qxe6+
- 1...Scd7
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qxg7#
- 2...Kh8
- 2.Qf7+
- 1...Sbd7
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qxg7#
- 2...Kh8
- 2.Qf7+
- 1...Rf4!
- threat
- 1.Bb2?
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qe8#
- 3.Qxg7#
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Be5+
- 2.Bxe5
- threat
- 3.Qf7#
- 2...Rf4
- 3.Bh7#
- 2...Rh7
- 3.Bxh7#
- threat
- 2.Bxe5
- 1...Bxb2
- 2.Qf7+
- 2...Kh8
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Bc3
- 2.Bxc3
- threat
- 3.Qf7#
- 2...Rf4
- 3.Bh7#
- 2...Rh7
- 3.Bxh7#
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxc3#
- 3.Qf8#
- 2...Kh8
- 2.Bxc3
- 1...Bd4
- 2.Bxd4
- threat
- 3.Qf7#
- 2...Rf4
- 3.Bh7#
- 2...Rh7
- 3.Bxh7#
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxd4#
- 3.Qf8#
- 2...Kh8
- 2.Bxd4
- 1...Bf6
- 2.Qxf6
- threat
- 3.Qg7#
- 3.Qd8#
- 3.Qf7#
- threat
- 2.Qxf6
- 1...Rh7
- 2.Qf7+
- 2...Kh8
- 3.Qe8#
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Se6
- 2.Qxe6+
- 2...Kf8
- 3.Ba3#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qxe6+
- 1...Scd7
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qxg7#
- 2...Kh8
- 2.Qf7+
- 1...Sbd7
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qxg7#
- 2...Kh8
- 2.Qf7+
- 1...Rf4!
- threat
- 1.Bc3?
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qe8#
- 3.Qxg7#
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Be5+
- 2.Bxe5
- threat
- 3.Qf7#
- 2...Rf4
- 3.Bh7#
- 2...Rh7
- 3.Bxh7#
- threat
- 2.Bxe5
- 1...Bxc3
- 2.Qf7+
- 2...Kh8
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Bd4
- 2.Bxd4
- threat
- 3.Qf7#
- 2...Rf4
- 3.Bh7#
- 2...Rh7
- 3.Bxh7#
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxd4#
- 3.Qf8#
- 2...Kh8
- 2.Bxd4
- 1...Bf6
- 2.Qxf6
- threat
- 3.Qg7#
- 3.Qd8#
- 3.Qf7#
- threat
- 2.Qxf6
- 1...Rh7
- 2.Qf7+
- 2...Kh8
- 3.Qe8#
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Se6
- 2.Qxe6+
- 2...Kf8
- 3.Bb4#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qxe6+
- 1...Scd7
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qxg7#
- 2...Kh8
- 2.Qf7+
- 1...Sbd7
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qxg7#
- 2...Kh8
- 2.Qf7+
- 1...Rf4!
- threat
- 1.Be5?
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qe8#
- 3.Qxg7#
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Bf6
- 2.Qxf6
- threat
- 3.Qg7#
- 3.Qd8#
- 3.Qf7#
- threat
- 2.Qxf6
- 1...Rf4
- 2.Bf7+
- 2...Kf8
- 3.Bd6#
- 2...Kh8
- 3.Qh5#
- 2...Kf8
- 2.Bf7+
- 1...Rh7
- 2.Qf7+
- 2...Kh8
- 3.Qe8#
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Se6
- 2.Qxe6+
- 2...Kf8
- 3.Bd6#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qxe6+
- 1...Scd7
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qxg7#
- 2...Kh8
- 2.Qf7+
- 1...Sbd7
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qxg7#
- 2...Kh8
- 2.Qf7+
- 1...Bxe5+!
- threat
- 1.Qe6+?
- 1...Kf8
- 2.Be7#
- 2.Qf7#
- 2.Qe8#
- 1...Kh8
- 2.Qe8#
- 1...Sxe6!
- 1...Kf8
- 1.Qd5+?
- 1...Se6
- 2.Qxe6+
- 2...Kf8
- 3.Be7#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qxe6+
- 1...Sxd5!
- 1...Se6
- 1.Ba1?
- Keys
- 1.Bd4!
- threat
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qe8#
- 3.Qxg7#
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Be5+
- 2.Bxe5
- threat
- 3.Qf7#
- 2...Rf4
- 3.Bh7#
- 2...Rh7
- 3.Bxh7#
- threat
- 2.Bxe5
- 1...Bxd4
- 2.Qf7+
- 2...Kh8
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Bf6
- 2.Qxf6
- threat
- 3.Qg7#
- 3.Qd8#
- 3.Qf7#
- threat
- 2.Qxf6
- 1...Rf4
- 2.Bf7+
- 2...Kf8
- 3.Bxc5#
- 2...Kh8
- 3.Qh5#
- 2...Kf8
- 2.Bf7+
- 1...Rh7
- 2.Qf7+
- 2...Kh8
- 3.Qe8#
- 3.Qf8#
- 2...Kh8
- 2.Qf7+
- 1...Se6
- 2.Qxe6+
- 2...Kf8
- 3.Bc5#
- 3.Qf7#
- 3.Qe8#
- 2...Kh8
- 3.Qe8#
- 2...Kf8
- 2.Qxe6+
- 1...Scd7
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qxg7#
- 2...Kh8
- 2.Qf7+
- 1...Sbd7
- 2.Qf7+
- 2...Kh8
- 3.Bxg7#
- 3.Qxg7#
- 2...Kh8
- 2.Qf7+
- threat
- 1.Bd4!
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).