MESON Chess Problem Database
Problem Display
PID: 20087 (3B4/8/8/8/5k2/8/8/1Q2K3 w - - 0 1)
Knotek, Ladislav
Zlata Praha, 1924
#4
3 + 1
| 4349 | Kleinste Schachaufgaben Drei- und Viersteiner | 1970 |
| 3713 | Snap | 2002 |
SOLUTION
- SOUND
- Keys
- 1.Qb5!
- 1...Ke3
- 2.Qd5
- 2...Kf4
- 3.Kf2
- 3...Kg4
- 4.Qf3#
- 3...Kg4
- 3.Kf2
- 2...Kf4
- 2.Qd5
- 1...Kf3
- 2.Qe5
- 2...Kg2
- 3.Bc7
- 3...Kg1
- 4.Qh2#
- 3...Kh1
- 4.Qh2#
- 3...Kf3
- 4.Qe2#
- 3...Kh3
- 4.Qg3#
- 3...Kg1
- 3.Bc7
- 2...Kg4
- 3.Kf2
- 3...Kh3
- 4.Qg3#
- 4.Qh5#
- 3...Kh3
- 3.Kf2
- 2...Kg2
- 2.Qe5
- 1...Kg3
- 2.Qf5
- 2...Kg2
- 3.Bc7
- threat
- 4.Qf1#
- 3...Kg1
- 4.Qf1#
- 3...Kh1
- 4.Qf1#
- threat
- 3.Bc7
- 2...Kh2
- 3.Bc7+
- 3...Kg1
- 4.Qf1#
- 3...Kh1
- 4.Qf1#
- 3...Kg2
- 4.Qf1#
- 3...Kg1
- 3.Kf2
- 3...Kh1
- 4.Qh3#
- 4.Qh7#
- 4.Qh5#
- 3...Kh1
- 3.Bc7+
- 2...Kg2
- 2.Qf5
- 1...Ke4
- 2.Bc7
- 2...Ke3
- 3.Qc4
- 3...Kf3
- 4.Qe2#
- 3...Kf3
- 3.Qc4
- 2...Kd4
- 3.Kd2
- 3...Ke4
- 4.Qd3#
- 3...Ke4
- 3.Kd2
- 2...Ke3
- 2.Bc7
- 1...Kg4
- 2.Kf2
- threat
- 3.Qg5+
- 3...Kh3
- 4.Qh4#
- 4.Qg2#
- 4.Qg3#
- 4.Qh5#
- 3...Kh3
- 3.Qe5
- 3...Kh3
- 4.Qg3#
- 4.Qh5#
- 3...Kh3
- 3.Qg5+
- 2...Kf4
- 3.Qd5
- 3...Kg4
- 4.Qf3#
- 3...Kg4
- 3.Qd5
- threat
- 2.Kf2
- 1...Ke3
- 1.Qb5!
This anticipates 43007(1991)
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).