MESON Chess Problem Database
Problem Display
PID: 154006 (8/1B4B1/p1R2p2/3kp1bN/4p2p/4pr1P/K1NpPP2/4R2Q w - - 0 1)
Harley, Brian
The Observer, 1953
(First published on Sun Apr 5 1953)
#3
11 + 10
| 15290 | Harley Scrapbook | 2014 |
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rxf2
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rg3
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rxh3
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rf4
- 2.Sxe3+
- 2...Kd4
- 3.Rc4#
- 2...Kd4
- 2.Sxe3+
- 1...Rf5
- 2.Qxe4+
- 2...Kxe4
- 3.Rc3#
- 3.Rc4#
- 3.Rc5#
- 3.Rxa6#
- 3.Rb6#
- 3.Rd6#
- 3.Re6#
- 3.Rxf6#
- 3.Rc7#
- 3.Rc8#
- 2...Kxe4
- 2.Qxe4+
- 1...Bf4
- 2.Sxf6#
- 1...Bh6
- 2.exf3
- threat
- 3.Sxf6#
- 3.fxe4#
- 2...f5
- 3.Sf6#
- threat
- 2.exf3
- 1...dxe1Q
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1S
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1B
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1R
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...d1Q
- 2.Rxd1#
- 1...d1S
- 2.Rxd1#
- 1...d1B
- 2.Rxd1#
- 1...d1R
- 2.Rxd1#
- 1...exf2
- 2.Qxf3
- threat
- 3.Qb3#
- 2...exf3
- 3.e4#
- 2...Be3
- 3.Sxf6#
- threat
- 2.Qxf3
- 1...a5
- 2.Rb1
- threat
- 3.Rb5#
- threat
- 2.Rb1
- 1...Rxf2
- Tries
- 1.Sxf6+?
- 1...Rxf6
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Bxf6!
- 1...Rxf6
- 1.Ba8?
- 1...Rxf2
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rxh3
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...dxe1Q
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1S
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1B
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1R
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...exf2
- 2.Qxf3
- threat
- 3.Qb3#
- 2...exf3
- 3.e4#
- 2...Be3
- 3.Sxf6#
- threat
- 2.Qxf3
- 1...Bh6
- 2.exf3
- threat
- 3.Sxf6#
- 3.fxe4#
- 2...f5
- 3.Sf6#
- threat
- 2.exf3
- 1...Rg3
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rf4
- 2.Sxe3+
- 2...Kd4
- 3.Rc4#
- 2...Kd4
- 2.Sxe3+
- 1...Rf5
- 2.Qxe4+
- 2...Kxe4
- 3.Rc3#
- 3.Rc4#
- 3.Rc5#
- 3.Rxa6#
- 3.Rb6#
- 3.Rd6#
- 3.Re6#
- 3.Rxf6#
- 3.Rc7#
- 3.Rc8#
- 2...Kxe4
- 2.Qxe4+
- 1...a5
- 2.Rb1
- threat
- 3.Rb5#
- threat
- 2.Rb1
- 1...f5!
- 1...Rxf2
- 1.Bf8?
- threat
- 2.Sg7
- threat
- 3.Rc3#
- 3.Rc5#
- 3.Rc7#
- 3.Rc8#
- threat
- 2.Rc7+
- 2...Ke6
- 3.Sg7#
- 2...Ke6
- 2.Sg7
- 1...dxe1Q
- 2.Rc7+
- 2...Ke6
- 3.Sg7#
- 2...Ke6
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Rc7+
- 1...dxe1S
- 2.Rc7+
- 2...Ke6
- 3.Sg7#
- 2...Ke6
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Rc7+
- 1...dxe1R
- 2.Rc7+
- 2...Ke6
- 3.Sg7#
- 2...Ke6
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Rc7+
- 1...exf2
- 2.Rc7+
- 2...Ke6
- 3.Sg7#
- 2...Ke6
- 2.Qxf3
- threat
- 3.Qb3#
- 2...exf3
- 3.e4#
- 2...Be3
- 3.Sxf6#
- threat
- 2.Rc7+
- 1...Bh6
- 2.exf3
- threat
- 3.Sxf6#
- 3.fxe4#
- 2...f5
- 3.Sf6#
- threat
- 2.exf3
- 1...f5!
- threat
- 1.Bh8?
- 1...Rxf2
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rxh3
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...dxe1Q
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1S
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1B
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1R
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...exf2
- 2.Qxf3
- threat
- 3.Qb3#
- 2...exf3
- 3.e4#
- 2...Be3
- 3.Sxf6#
- threat
- 2.Qxf3
- 1...Rg3
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rf4
- 2.Sxe3+
- 2...Kd4
- 3.Rc4#
- 2...Kd4
- 2.Sxe3+
- 1...Rf5
- 2.Qxe4+
- 2...Kxe4
- 3.Rc3#
- 3.Rc4#
- 3.Rc5#
- 3.Rxa6#
- 3.Rb6#
- 3.Rd6#
- 3.Re6#
- 3.Rxf6#
- 3.Rc7#
- 3.Rc8#
- 2...Kxe4
- 2.Qxe4+
- 1...Bh6
- 2.exf3
- threat
- 3.Sxf6#
- 3.fxe4#
- 2...f5
- 3.Sf6#
- threat
- 2.exf3
- 1...a5
- 2.Rb1
- threat
- 3.Rb5#
- threat
- 2.Rb1
- 1...f5!
- 1...Rxf2
- 1.Rg1?
- 1...Rxf2
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rxh3
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...f5
- 2.Rxg5
- threat
- 3.Sf6#
- threat
- 2.Rxg5
- 1...Rg3
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rf4
- 2.Sxe3+
- 2...Kd4
- 3.Rc4#
- 2...Kd4
- 2.Sxe3+
- 1...Rf5
- 2.Qxe4+
- 2...Kxe4
- 3.Rc3#
- 3.Rc4#
- 3.Rc5#
- 3.Rxa6#
- 3.Rb6#
- 3.Rd6#
- 3.Re6#
- 3.Rxf6#
- 3.Rc7#
- 3.Rc8#
- 2...Kxe4
- 2.Qxe4+
- 1...Bh6
- 2.exf3
- threat
- 3.Sxf6#
- 3.fxe4#
- 2...f5
- 3.Sf6#
- threat
- 2.exf3
- 1...a5
- 2.Rb1
- threat
- 3.Rb5#
- threat
- 2.Rb1
- 1...exf2!
- 1...Rxf2
- 1.Qxf3?
- threat
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe3
- threat
- 3.Sb4#
- 3.Qc5#
- 3.Qb3#
- 2...Bxe3
- 3.Sxf6#
- threat
- 2.Qf5
- threat
- 3.Qe6#
- 3.Qd7#
- threat
- 2.Qxf6
- threat
- 3.Rc3#
- 3.Rc7#
- 3.Rc8#
- 3.Qxe5#
- 3.Qd6#
- 3.Qe6#
- 3.Qf7#
- 2...Bxf6
- 3.Sxf6#
- threat
- 2.Qxe4+
- 1...dxe1Q
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...dxe1S
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qf5
- threat
- 3.Qe6#
- 3.Qd7#
- threat
- 2.Qxf6
- threat
- 3.Rc3#
- 3.Rc7#
- 3.Rc8#
- 3.Qxe5#
- 3.Qd6#
- 3.Qe6#
- 3.Qf7#
- 2...Bxf6
- 3.Sxf6#
- threat
- 2.Qxe4+
- 1...dxe1B
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe3
- threat
- 3.Qc5#
- 3.Qb3#
- 2...Bxe3
- 3.Sxf6#
- threat
- 2.Qf5
- threat
- 3.Qe6#
- 3.Qd7#
- threat
- 2.Qxf6
- threat
- 3.Rc3#
- 3.Rc7#
- 3.Rc8#
- 3.Qxe5#
- 3.Qd6#
- 3.Qe6#
- 3.Qf7#
- 2...Bxf6
- 3.Sxf6#
- threat
- 2.Qxe4+
- 1...dxe1R
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...f5
- 2.Qxe3
- threat
- 3.Sb4#
- 3.Qc5#
- 3.Qb3#
- 2...Bxe3
- 3.Sf6#
- threat
- 2.Qf4
- threat
- 3.Qxe5#
- 2...Bxf4
- 3.Sf6#
- 2...exf4
- 3.Sb4#
- 2...Bf6
- 3.Sxf6#
- threat
- 2.Qxf5
- threat
- 3.Qe6#
- 3.Qd7#
- 3.Qxe5#
- 3.Qf7#
- threat
- 2.Qxe3
- 1...a5
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe3
- threat
- 3.Qc5#
- 3.Qb3#
- 2...Bxe3
- 3.Sxf6#
- threat
- 2.Qf5
- threat
- 3.Qe6#
- 3.Qd7#
- threat
- 2.Qxf6
- threat
- 3.Rc3#
- 3.Rc7#
- 3.Rc8#
- 3.Qxe5#
- 3.Qd6#
- 3.Qe6#
- 3.Qf7#
- 2...Bxf6
- 3.Sxf6#
- threat
- 2.Qxe4+
- 1...exf3!
- threat
- 1.exf3?
- threat
- 2.fxe4#
- 1...exf3
- 2.Qxf3+
- 2...e4
- 3.Qf5#
- 2...e4
- 2.Qxf3+
- 1...f5!
- threat
- 1.Sxf6+?
- Keys
- 1.Bh6!
- 1...Rxf2
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rxh3
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Bxh6
- 2.exf3
- threat
- 3.Sxf6#
- 3.fxe4#
- 2...f5
- 3.Sf6#
- threat
- 2.exf3
- 1...dxe1Q
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1S
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1B
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...dxe1R
- 2.Qxe1
- threat
- 3.Qa5#
- 3.Qd1#
- threat
- 2.Qxe1
- 1...exf2
- 2.Qxf3
- threat
- 3.Qb3#
- 2...exf3
- 3.e4#
- 2...Be3
- 3.Sxf6#
- threat
- 2.Qxf3
- 1...Rg3
- 2.Qxe4+
- 2...Kxe4
- 3.Rxf6#
- 2...Kxe4
- 2.Qxe4+
- 1...Rf4
- 2.Sxe3+
- 2...Kd4
- 3.Rc4#
- 2...Kd4
- 2.Sxe3+
- 1...Rf5
- 2.Qxe4+
- 2...Kxe4
- 3.Rc3#
- 3.Rc4#
- 3.Rc5#
- 3.Rxa6#
- 3.Rb6#
- 3.Rd6#
- 3.Re6#
- 3.Rxf6#
- 3.Rc7#
- 3.Rc8#
- 2...Kxe4
- 2.Qxe4+
- 1...a5
- 2.Rb1
- threat
- 3.Rb5#
- threat
- 2.Rb1
- 1...f5
- 2.Bxg5
- threat
- 3.Sf6#
- threat
- 2.Bxg5
- 1...Rxf2
- 1.Bh6!
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).