MESON Chess Problem Database
Problem Display
PID: 38258 (8/2kB4/8/b3N3/N2p4/8/2P3K1/3Q4 w - - 0 1)
af Geyersstam, Fredrik
Source?, 0000
#4
6 + 3
| 3645 | 96 Schackproblem | 1908 |
SOLUTION
- SOUND
- Keys
- 1.Bh3!
- threat
- 2.Qg4
- threat
- 3.Qc8+
- 3...Kd6
- 4.Qc5#
- 3...Kd6
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kxc6
- 4.Qd7#
- 3...Kd6
- 4.Qd7#
- 3...Kb7
- 4.Qc8#
- threat
- 3.Qc8+
- 2...Kd6
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kd5
- 4.Qe6#
- 3...Kxc6
- 4.Qd7#
- 3...Kc7
- 4.Qd7#
- threat
- 3.Sc6
- 2...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Qc8+
- 2...Kb8
- 3.Sc6+
- 3...Kb7
- 4.Qc8#
- 3...Kc7
- 4.Qd7#
- 3...Ka8
- 4.Qc8#
- 3...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Sc6+
- threat
- 2.Qg4
- 1...Kd6
- 2.Qg4
- threat
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kd5
- 4.Qe6#
- 3...Kxc6
- 4.Qd7#
- 3...Kc7
- 4.Qd7#
- threat
- 3.Sc6
- 2...Kd5
- 3.Qe6+
- 3...Ke4
- 4.Sd3#
- 4.Sg6#
- 3...Ke4
- 3.Qe6+
- 2...Kxe5
- 3.Qf5+
- 3...Kd6
- 4.Qc5#
- 3...Kd6
- 3.Qg5+
- 3...Ke4
- 4.Sc5#
- 3...Kd6
- 4.Qc5#
- 3...Ke4
- 3.Qf5+
- 2...Kc7
- 3.Qc8+
- 3...Kd6
- 4.Qc5#
- 3...Kd6
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kxc6
- 4.Qd7#
- 3...Kd6
- 4.Qd7#
- 3...Kb7
- 4.Qc8#
- threat
- 3.Qc8+
- 2...Ke7
- 3.Qe6+
- 3...Kd8
- 4.Qd7#
- 3...Kf8
- 4.Qf7#
- 3...Kd8
- 3.Qe6+
- threat
- 2.Qg4
- 1...Kb7
- 2.Qg4
- threat
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Qc8+
- 2...Ka6
- 3.Qc8+
- 3...Kb5
- 4.Qc4#
- 3...Ka7
- 4.Sc6#
- 3...Kb5
- 3.Qc8+
- 2...Ka7
- 3.Qc8
- threat
- 4.Sc6#
- threat
- 3.Qc8
- 2...Kc7
- 3.Qc8+
- 3...Kd6
- 4.Qc5#
- 3...Kd6
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kxc6
- 4.Qd7#
- 3...Kd6
- 4.Qd7#
- 3...Kb7
- 4.Qc8#
- threat
- 3.Qc8+
- 2...Ka8
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Qc8+
- 2...Kb8
- 3.Sc6+
- 3...Kb7
- 4.Qc8#
- 3...Kc7
- 4.Qd7#
- 3...Ka8
- 4.Qc8#
- 3...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Sc6+
- threat
- 2.Qg4
- 1...Kb8
- 2.Qg4
- threat
- 3.Sc6+
- 3...Kb7
- 4.Qc8#
- 3...Kc7
- 4.Qd7#
- 3...Ka8
- 4.Qc8#
- 3...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Sc6+
- 2...Ka7
- 3.Qc8
- threat
- 4.Sc6#
- threat
- 3.Qc8
- 2...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Qc8+
- 2...Kc7
- 3.Qc8+
- 3...Kd6
- 4.Qc5#
- 3...Kd6
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kxc6
- 4.Qd7#
- 3...Kd6
- 4.Qd7#
- 3...Kb7
- 4.Qc8#
- threat
- 3.Qc8+
- 2...Ka8
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Qc8+
- threat
- 2.Qg4
- 1...Kd8
- 2.Qg4
- threat
- 3.Qd7#
- 2...Kc7
- 3.Qc8+
- 3...Kd6
- 4.Qc5#
- 3...Kd6
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kxc6
- 4.Qd7#
- 3...Kd6
- 4.Qd7#
- 3...Kb7
- 4.Qc8#
- threat
- 3.Qc8+
- 2...Ke7
- 3.Qe6+
- 3...Kd8
- 4.Qd7#
- 3...Kf8
- 4.Qf7#
- 3...Kd8
- 3.Qe6+
- 2...Ke8
- 3.Qe6+
- 3...Kd8
- 4.Qd7#
- 3...Kf8
- 4.Qf7#
- 3...Kd8
- 3.Qd7+
- 3...Kf8
- 4.Qf7#
- 3...Kf8
- 3.Qe6+
- threat
- 2.Qg4
- 1...Be1
- 2.Qg4
- threat
- 3.Qc8+
- 3...Kd6
- 4.Qc5#
- 3...Kd6
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kxc6
- 4.Qd7#
- 3...Kd6
- 4.Qd7#
- 3...Kb7
- 4.Qc8#
- threat
- 3.Qc8+
- 2...Kd6
- 3.Qe6+
- 3...Kc7
- 4.Qb6#
- 3...Kc7
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kd5
- 4.Qe6#
- 3...Kxc6
- 4.Qd7#
- 3...Kc7
- 4.Qd7#
- threat
- 3.Qe6+
- 2...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Qc8+
- 2...Kb8
- 3.Sc6+
- 3...Kb7
- 4.Qc8#
- 3...Kc7
- 4.Qd7#
- 3...Ka8
- 4.Qc8#
- 3...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Sc6+
- threat
- 2.Qg4
- 1...Bd2
- 2.Qg4
- threat
- 3.Qc8+
- 3...Kd6
- 4.Qc5#
- 3...Kd6
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kxc6
- 4.Qd7#
- 3...Kd6
- 4.Qd7#
- 3...Kb7
- 4.Qc8#
- threat
- 3.Qc8+
- 2...Kd6
- 3.Qe6+
- 3...Kc7
- 4.Qb6#
- 3...Kc7
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kd5
- 4.Qe6#
- 3...Kxc6
- 4.Qd7#
- 3...Kc7
- 4.Qd7#
- threat
- 3.Qe6+
- 2...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Qc8+
- 2...Kb8
- 3.Sc6+
- 3...Kb7
- 4.Qc8#
- 3...Kc7
- 4.Qd7#
- 3...Ka8
- 4.Qc8#
- 3...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Sc6+
- threat
- 2.Qg4
- 1...Bc3
- 2.Qg4
- threat
- 3.Qc8+
- 3...Kd6
- 4.Qc5#
- 3...Kd6
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kxc6
- 4.Qd7#
- 3...Kd6
- 4.Qd7#
- 3...Kb7
- 4.Qc8#
- threat
- 3.Qc8+
- 2...Kd6
- 3.Qe6+
- 3...Kc7
- 4.Qb6#
- 3...Kc7
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kd5
- 4.Qe6#
- 3...Kxc6
- 4.Qd7#
- 3...Kc7
- 4.Qd7#
- threat
- 3.Qe6+
- 2...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Qc8+
- 2...Kb8
- 3.Sc6+
- 3...Kb7
- 4.Qc8#
- 3...Kc7
- 4.Qd7#
- 3...Ka8
- 4.Qc8#
- 3...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Sc6+
- threat
- 2.Qg4
- 1...Bb4
- 2.Qg4
- threat
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kxc6
- 4.Qd7#
- 3...Kd6
- 4.Qd7#
- 3...Kb7
- 4.Qc8#
- threat
- 3.Sc6
- 2...Kd6
- 3.Qe6+
- 3...Kc7
- 4.Qb6#
- 3...Kc7
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kd5
- 4.Qe6#
- 3...Kxc6
- 4.Qd7#
- 3...Kc7
- 4.Qd7#
- threat
- 3.Qe6+
- 2...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Qc8+
- 2...Kb8
- 3.Sc6+
- 3...Kb7
- 4.Qc8#
- 3...Kc7
- 4.Qd7#
- 3...Ka8
- 4.Qc8#
- 3...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Sc6+
- threat
- 2.Qg4
- 1...Bb6
- 2.Qg4
- threat
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kxc6
- 4.Qd7#
- 3...Kd6
- 4.Qd7#
- 3...Kb7
- 4.Qc8#
- threat
- 3.Sc6
- 2...Kd6
- 3.Qe6+
- 3...Kc7
- 4.Qxb6#
- 3...Kc7
- 3.Sc6
- threat
- 4.Qd7#
- 3...Kd5
- 4.Qe6#
- 3...Kxc6
- 4.Qd7#
- 3...Kc7
- 4.Qd7#
- threat
- 3.Qe6+
- 2...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Qc8+
- 2...Kb8
- 3.Sc6+
- 3...Kb7
- 4.Qc8#
- 3...Kc7
- 4.Qd7#
- 3...Ka8
- 4.Qc8#
- 3...Kb7
- 3.Qc8+
- 3...Ka7
- 4.Sc6#
- 3...Ka7
- 3.Sc6+
- threat
- 2.Qg4
- threat
- 1.Bh3!
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).