MESON Chess Problem Database
Problem Display
PID: 177605 (1b6/1r2p3/1B2p3/8/pN2Nk2/8/K3PP2/1Q6 w - - 0 1)
Sychov, Vladimir Petrovich
Comm., Sahs (Latvia), 1972
#4
7 + 6
| 6490 | yacpdb | 2018 |
SOLUTION
- COOKED
- Keys
- 1.Qg1!
- threat
- 2.Qg5+
- 2...Kxe4
- 3.f3#
- 2...Kxe4
- 2.f3
- threat
- 3.Qg5#
- 2...Ke5
- 3.Qg5#
- 2...Kf5
- 3.Qg5#
- threat
- 2.Qg5+
- 1...Kxe4
- 2.Qg6+
- 2...Ke5
- 3.f4+
- 3...Kxf4
- 4.Sd3#
- 3...Kd6
- 4.Qd3#
- 3...Kxf4
- 3.f4+
- 2...Ke5
- 2.Qg6+
- 1...Rxb6
- 2.f3
- threat
- 3.Qg5#
- 2...Ke5
- 3.Sd3+
- 3...Kd5
- 4.Qc5#
- 3...Kf5
- 4.Qg4#
- 4.Qg5#
- 3...Kd5
- 3.Qc5+
- 3...Kf4
- 4.Sd3#
- 4.Qg5#
- 3...Kf4
- 3.Qg5+
- 3...Kd4
- 4.Qc5#
- 3...Kd4
- 3.Qg7+
- 3...Kf4
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Kf4
- 3.e3
- threat
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- threat
- 3.Sd3+
- 2...Rb5
- 3.Sd3+
- 3...Kf5
- 4.Qg4#
- 4.Qg5#
- 3...Kf5
- 3.Sd3+
- threat
- 2.f3
- threat
- 1.Qh1!
- threat
- 2.Sd3+
- 2...Kg4
- 3.f3+
- 3...Kf5
- 4.Qh5#
- 4.Qh7#
- 3...Kf5
- 3.Qh7
- threat
- 4.f3#
- threat
- 3.f3+
- 2...Kf5
- 3.Qh5+
- 3...Kxe4
- 4.Qf3#
- 4.f3#
- 3...Kxe4
- 3.Qh7+
- 3...Kg4
- 4.f3#
- 3...Kg4
- 3.Qh5+
- 2...Kg4
- 2.Be3+
- 2...Kg4
- 3.Qf3+
- 3...Kh4
- 4.Bg5#
- 3...Kh4
- 3.f3+
- 3...Kf5
- 4.Qh5#
- 3...Kf5
- 3.Qh7
- threat
- 4.f3#
- threat
- 3.Qf3+
- 2...Ke5
- 3.f3
- threat
- 4.Qh5#
- 3...Kf5
- 4.Qh5#
- threat
- 3.f3
- 2...Kf5
- 3.Qh7+
- 3...Kg4
- 4.f3#
- 3...Ke5
- 4.f4#
- 3...Kg4
- 3.Qh7+
- 2...Kg4
- 2.Qf3+
- 2...Ke5
- 3.e3
- threat
- 4.Bd4#
- 4.Qf4#
- threat
- 3.e3
- 2...Ke5
- 2.Qh4+
- 2...Ke5
- 3.Qg5+
- 3...Kxe4
- 4.f3#
- 3...Kxe4
- 3.Qg5+
- 2...Kf5
- 3.Qg5+
- 3...Kxe4
- 4.f3#
- 3...Kxe4
- 3.Qg5+
- 2...Ke5
- 2.e3+
- 2...Kg4
- 3.f3+
- 3...Kf5
- 4.Qh5#
- 3...Kf5
- 3.f3+
- 2...Ke5
- 3.Qh5+
- 3...Kxe4
- 4.f3#
- 3...Kxe4
- 3.Qf3
- threat
- 4.Bd4#
- 4.Qf4#
- threat
- 3.Qh7
- threat
- 4.Bd4#
- 4.f4#
- threat
- 3.f3
- threat
- 4.Qh5#
- 3...Kf5
- 4.Qh5#
- threat
- 3.Qh5+
- 2...Kf5
- 3.Qh5+
- 3...Kxe4
- 4.f3#
- 3...Kxe4
- 3.Qh5+
- 2...Kg4
- 2.Qh7
- threat
- 3.Sd3+
- 3...Kg4
- 4.f3#
- 3...Kg4
- 3.Be3+
- 3...Kg4
- 4.f3#
- 3...Ke5
- 4.f4#
- 3...Kg4
- 3.Sd3+
- 2...Kg4
- 3.f3+
- 3...Kf4
- 4.Sd3#
- 3...Kf4
- 3.Sd3
- threat
- 4.f3#
- threat
- 3.Be3
- threat
- 4.f3#
- threat
- 3.f3+
- 2...Ke5
- 3.e3
- threat
- 4.Bd4#
- 4.f4#
- threat
- 3.e3
- threat
- 2.Sd3+
- 1...Kg4
- 2.f3+
- 2...Kf4
- 3.Sd3+
- 3...Kf5
- 4.Qh5#
- 4.Qh7#
- 3...Kf5
- 3.Qc1+
- 3...Ke5
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Ke5
- 3.Qh4+
- 3...Ke5
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Ke5
- 3.Qh6+
- 3...Ke5
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Ke5
- 3.e3+
- 3...Ke5
- 4.Qh5#
- 3...Kf5
- 4.Qh5#
- 3...Ke5
- 3.Qg2
- threat
- 4.Qg5#
- 3...Ke5
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- threat
- 3.Qg1
- threat
- 4.Qg5#
- 3...Ke5
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- threat
- 3.Qh5
- threat
- 4.Sd3#
- 4.Qg5#
- 4.e3#
- threat
- 3.Sd3+
- 2...Kf5
- 3.Qh5+
- 3...Kf4
- 4.Sd3#
- 4.Qg5#
- 4.e3#
- 3...Kf4
- 3.Qh5+
- 2...Kf4
- 2.f3+
- 1...Ke5
- 2.e3
- threat
- 3.Qh5+
- 3...Kxe4
- 4.f3#
- 3...Kxe4
- 3.Qf3
- threat
- 4.Bd4#
- 4.Qf4#
- threat
- 3.Qh7
- threat
- 4.Bd4#
- 4.f4#
- threat
- 3.f3
- threat
- 4.Qh5#
- 3...Kf5
- 4.Qh5#
- threat
- 3.Qh5+
- 2...Kf5
- 3.Qh5+
- 3...Kxe4
- 4.f3#
- 3...Kxe4
- 3.Qh5+
- threat
- 2.f3
- threat
- 3.Qh5+
- 3...Kf4
- 4.Sd3#
- 4.Qg5#
- 4.e3#
- 3...Kf4
- 3.Be3
- threat
- 4.Qh5#
- 3...Kf5
- 4.Qh5#
- threat
- 3.e3
- threat
- 4.Qh5#
- 3...Kf5
- 4.Qh5#
- threat
- 3.Qh5+
- 2...Kf4
- 3.Sd3+
- 3...Kf5
- 4.Qh5#
- 4.Qh7#
- 3...Kf5
- 3.Qc1+
- 3...Ke5
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Ke5
- 3.Qh4+
- 3...Ke5
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Ke5
- 3.Qh6+
- 3...Ke5
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Ke5
- 3.e3+
- 3...Ke5
- 4.Qh5#
- 3...Kf5
- 4.Qh5#
- 3...Ke5
- 3.Qg2
- threat
- 4.Qg5#
- 3...Ke5
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- threat
- 3.Qg1
- threat
- 4.Qg5#
- 3...Ke5
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- threat
- 3.Qh5
- threat
- 4.Sd3#
- 4.Qg5#
- 4.e3#
- threat
- 3.Sd3+
- 2...Kf5
- 3.Qh5+
- 3...Kf4
- 4.Sd3#
- 4.Qg5#
- 4.e3#
- 3...Kf4
- 3.Qh5+
- 2...Rd7
- 3.Qh5+
- 3...Kf4
- 4.Qg5#
- 4.e3#
- 3...Kf4
- 3.Qh5+
- threat
- 2.e3
- 1...Kf5
- 2.Qh7+
- 2...Kf4
- 3.Sd3+
- 3...Kg4
- 4.f3#
- 3...Kg4
- 3.Be3+
- 3...Kg4
- 4.f3#
- 3...Ke5
- 4.f4#
- 3...Kg4
- 3.Sd3+
- 2...Kg4
- 3.f3+
- 3...Kf4
- 4.Sd3#
- 3...Kf4
- 3.Sd3
- threat
- 4.f3#
- threat
- 3.Be3
- threat
- 4.f3#
- threat
- 3.f3+
- 2...Ke5
- 3.e3
- threat
- 4.Bd4#
- 4.f4#
- threat
- 3.e3
- 2...Kf4
- 2.Qh7+
- 1...Rxb6
- 2.Sd3+
- 2...Kg4
- 3.f3+
- 3...Kf5
- 4.Qh5#
- 4.Qh7#
- 3...Kf5
- 3.f3+
- 2...Kf5
- 3.Qh7+
- 3...Kg4
- 4.f3#
- 3...Kg4
- 3.Qh7+
- 2...Kg4
- 2.Sd3+
- threat
- 1.Qg1!
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).