MESON Chess Problem Database
Problem Display
PID: 152443 (8/1N1P2Q1/p1p5/q2k4/pp1N1p2/4p3/2P1B3/3K4 w - - 0 1)
Harley, Brian
The Observer, 1928
(First published on Sun Mar 18 1928)
#3
7 + 8
| 15290 | Harley Scrapbook | 2014 |
| 15239 | Valois Notebooks | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Ke4
- 2.Bf3#
- 1...Qb5
- 2.d8Q+
- 2...Ke4
- 3.Bf3#
- 2...Ke4
- 2.d8R+
- 2...Ke4
- 3.Bf3#
- 2...Ke4
- 2.d8Q+
- 1...b3
- 2.c4+
- 2...Ke4
- 3.Sd6#
- 2...Ke4
- 2.c4+
- 1...Ke4
- Tries
- 1.Sf3?
- threat
- 2.Qe5#
- 1...Ke4
- 2.Sd6+
- 2...Kd5
- 3.Qe5#
- 2...Kd5
- 2.Qe7+
- 2...Kd5
- 3.Qe5#
- 2...Kf5
- 3.Sh4#
- 2...Qe5
- 3.Qxe5#
- 2...Kd5
- 2.Sd6+
- 1...Ke6
- 2.Bc4+
- 2...Kf5
- 3.Sd6#
- 2...Qd5+
- 3.Sd4#
- 2...Kf5
- 2.Bc4+
- 1...Qc7
- 2.Sc5
- threat
- 3.Qd4#
- 2...Kxc5
- 3.Qd4#
- 2...Kd6
- 3.Qe5#
- 2...Qe5
- 3.Qxe5#
- threat
- 2.Qf7+
- 2...Ke4
- 3.Sc5#
- 2...Ke4
- 2.d8Q+
- 2...Ke4
- 3.Qg6#
- 3.Qd3#
- 2...Ke6
- 3.Sd4#
- 3.Qgf6#
- 3.Qg6#
- 2...Qd6
- 3.Qe5#
- 2...Qxd8
- 3.Qe5#
- 2...Qd7
- 3.Qe5#
- 2...Ke4
- 2.d8R+
- 2...Ke4
- 3.Qg6#
- 2...Ke6
- 3.Sd4#
- 2...Qd6
- 3.Qe5#
- 2...Qxd8
- 3.Qe5#
- 2...Qd7
- 3.Qe5#
- 2...Ke4
- 2.Sc5
- 1...c5!
- threat
- 1.Sxa5?
- threat
- 2.Sc4
- threat
- 3.Qe5#
- 2...Ke4
- 3.Bf3#
- 3.Qe5#
- 2...Kc5
- 3.Qe5#
- threat
- 2.d8Q+
- 2...Ke4
- 3.Bd3#
- 3.Bf3#
- 3.Qge7#
- 2...Kc5
- 3.Se6#
- 3.Sb7#
- 3.Qe5#
- 3.Qgf8#
- 3.Qgg5#
- 3.Qa7#
- 3.Qge7#
- 2...Ke4
- 2.d8R+
- 2...Ke4
- 3.Bd3#
- 3.Bf3#
- 3.Qe7#
- 2...Kc5
- 3.Qa7#
- 2...Ke4
- 2.Sc4
- 1...Kc5
- 2.d8Q
- threat
- 3.Se6#
- 3.Sb7#
- 3.Qe5#
- 3.Qgf8#
- 3.Qgg5#
- 3.Qa7#
- 3.Qge7#
- threat
- 2.d8Q
- 1...Kd6
- 2.d8Q+
- 2...Kc5
- 3.Se6#
- 3.Sb7#
- 3.Qe5#
- 3.Qgf8#
- 3.Qgg5#
- 3.Qa7#
- 3.Qge7#
- 2...Kc5
- 2.d8R+
- 2...Kc5
- 3.Qa7#
- 2...Kc5
- 2.d8Q+
- 1...a3
- 2.Sc4
- threat
- 3.Qe5#
- 2...Ke4
- 3.Bf3#
- 3.Qe5#
- 2...Kc5
- 3.Qe5#
- threat
- 2.d8Q+
- 2...Ke4
- 3.Bd3#
- 3.Bf3#
- 3.Qge7#
- 2...Kc5
- 3.Sdb3#
- 3.Se6#
- 3.Sab3#
- 3.Sb7#
- 3.Qe5#
- 3.Qgf8#
- 3.Qgg5#
- 3.Qa7#
- 3.Qge7#
- 2...Ke4
- 2.d8R+
- 2...Ke4
- 3.Bd3#
- 3.Bf3#
- 3.Qe7#
- 2...Kc5
- 3.Qa7#
- 2...Ke4
- 2.Sc4
- 1...b3
- 2.d8Q+
- 2...Ke4
- 3.Bd3#
- 3.Bf3#
- 3.Qge7#
- 2...Kc5
- 3.Qgf8#
- 3.Qge7#
- 2...Ke4
- 2.d8Q+
- 1...c5
- 2.Bf3+
- 2...Kd6
- 3.d8Q#
- 3.d8R#
- 2...Kd6
- 2.d8Q+
- 2...Ke4
- 3.Bd3#
- 3.Bf3#
- 3.Qge7#
- 3.Qa8#
- 2...Ke4
- 2.d8R+
- 2...Ke4
- 3.Bd3#
- 3.Bf3#
- 3.Qe7#
- 2...Ke4
- 2.Bf3+
- 1...f3!
- threat
- 1.Bc4+?
- 1...Ke4
- 2.Sd6#
- 1...Kxc4!
- 1...Ke4
- 1.Qe7?
- threat
- 2.Qd6+
- 2...Ke4
- 3.Bd3#
- 3.Bf3#
- 2...Ke4
- 2.Qd6+
- 1...Qc7
- 2.Bf3+
- 2...Kc4
- 3.Qc5#
- 2...Kxd4
- 3.Qc5#
- 2...Kc4
- 2.Qc5+
- 2...Ke4
- 3.Bd3#
- 3.Bf3#
- 2...Ke4
- 2.Bf3+
- 1...Qd8
- 2.Bf3+
- 2...Kc4
- 3.Qc5#
- 2...Kxd4
- 3.Qc5#
- 2...Kc4
- 2.Qc5+
- 2...Ke4
- 3.Sd6#
- 3.Bd3#
- 3.Bf3#
- 2...Ke4
- 2.Qd6+
- 2...Ke4
- 3.Sc5#
- 3.Bd3#
- 3.Bf3#
- 2...Ke4
- 2.Bf3+
- 1...Qc5
- 2.Bf3+
- 2...Kc4
- 3.Qxc5#
- 2...Kxd4
- 3.Qxc5#
- 2...Kc4
- 2.Qxc5+
- 2...Ke4
- 3.Sd6#
- 3.Bd3#
- 3.Bf3#
- 2...Ke4
- 2.d8Q+
- 2...Qd6
- 3.Qdxd6#
- 2...Qd6
- 2.d8R+
- 2...Qd6
- 3.Rxd6#
- 2...Qd6
- 2.Bf3+
- 1...f3
- 2.Qd6+
- 2...Ke4
- 3.Bd3#
- 3.Bxf3#
- 2...Ke4
- 2.Qd6+
- 1...Kxd4!
- threat
- 1.c3?
- threat
- 2.Qg5+
- 2...Ke4
- 3.Sd6#
- 2...Ke4
- 2.c4+
- 2...Ke4
- 3.Sd6#
- 2...Ke4
- 2.Qg5+
- 1...Ke4
- 2.Qg6+
- 2...Kd5
- 3.Qf5#
- 3.Qe6#
- 2...Ke5
- 3.Qf5#
- 3.Qe6#
- 2...Qf5
- 3.Qxf5#
- 2...Kd5
- 2.Qh7+
- 2...Kd5
- 3.Qf5#
- 2...Ke5
- 3.Qf5#
- 2...Qf5
- 3.Qxf5#
- 2...Kd5
- 2.Qg6+
- 1...Qb6
- 2.Qg5+
- 2...Ke4
- 3.Sd6#
- 3.Qf5#
- 2...Ke4
- 2.Qf7+
- 2...Ke4
- 3.Qe6#
- 3.Qf5#
- 2...Ke5
- 3.Qe6#
- 3.Qf5#
- 2...Ke4
- 2.Qg8+
- 2...Ke4
- 3.Qe6#
- 2...Ke5
- 3.Qe6#
- 2...Ke4
- 2.c4+
- 2...Ke4
- 3.Sd6#
- 2...Ke4
- 2.Qg5+
- 1...Qc7
- 2.Qf7+
- 2...Ke4
- 3.Qf5#
- 2...Ke5
- 3.Qe6#
- 3.Qf5#
- 2...Ke4
- 2.c4+
- 2...Ke4
- 3.Sc5#
- 2...Ke4
- 2.Qf7+
- 1...Qd8
- 2.Qf7+
- 2...Ke4
- 3.Qe6#
- 3.Qf5#
- 2...Ke5
- 3.Qe6#
- 3.Qf5#
- 2...Ke4
- 2.c4+
- 2...Ke4
- 3.Sc5#
- 3.Sd6#
- 2...Ke4
- 2.Qf7+
- 1...Qb5
- 2.Qg5+
- 2...Ke4
- 3.Sd6#
- 2...Ke4
- 2.c4+
- 2...Ke4
- 3.Sd6#
- 2...Qxc4
- 3.Bf3#
- 2...Ke4
- 2.Qg5+
- 1...Qc5
- 2.Qg5+
- 2...Ke4
- 3.Sxc5#
- 2...Ke4
- 2.c4+
- 2...Ke4
- 3.Sxc5#
- 2...Qxc4
- 3.Bf3#
- 2...Ke4
- 2.Qg5+
- 1...f3
- 2.Qg5+
- 2...Ke4
- 3.Sd6#
- 2...Ke4
- 2.Qg5+
- 1...c5
- 2.Qg5+
- 2...Ke4
- 3.Sd6#
- 3.Qf5#
- 2...Ke4
- 2.Qf7+
- 2...Ke4
- 3.Qe6#
- 3.Qf5#
- 2...Ke5
- 3.Qe6#
- 3.Qf5#
- 2...Ke4
- 2.Qg8+
- 2...Ke4
- 3.Qe6#
- 2...Ke5
- 3.Qe6#
- 2...Ke4
- 2.c4+
- 2...Ke4
- 3.Sd6#
- 2...Ke4
- 2.Qg5+
- 1...bxc3!
- threat
- 1.c4+?
- 1...Ke4
- 2.Sd6#
- 1...bxc4 ep!
- 1...Ke4
- 1.d8Q+?
- 1...Ke4
- 2.Bd3#
- 2.Bf3#
- 1...Qxd8!
- 1...Ke4
- 1.d8R+?
- 1...Ke4
- 2.Bd3#
- 2.Bf3#
- 1...Qxd8!
- 1...Ke4
- 1.Sf3?
- Keys
- 1.Sf5!
- threat
- 2.Bf3+
- 2...Kc4
- 3.Sfd6#
- 2...Ke6
- 3.Sd4#
- 2...Kc4
- 2.Bf3+
- 1...Ke4
- 2.Sfd6+
- 2...Kd5
- 3.Bc4#
- 2...Kd5
- 2.Sfd6+
- 1...Ke6
- 2.Bc4+
- 2...Kxf5
- 3.Sd6#
- 2...Qd5+
- 3.Sd4#
- 2...Kxf5
- 2.Bc4+
- 1...c5
- 2.Se7+
- 2...Ke4
- 3.Sd6#
- 2...Ke6
- 3.Bg4#
- 2...Ke4
- 2.Se7+
- 1...Qb6
- 2.Se7+
- 2...Ke4
- 3.Sd6#
- 2...Ke6
- 3.Bg4#
- 2...Ke4
- 2.Se7+
- 1...Qc7
- 2.Se7+
- 2...Ke4
- 3.Sc5#
- 2...Ke6
- 3.Bg4#
- 2...Ke4
- 2.Se7+
- 1...Qb5
- 2.Bf3+
- 2...Kc4
- 3.Sfd6#
- 3.Qd4#
- 2...Ke6
- 3.Sd4#
- 2...Kc4
- 2.Bf3+
- 1...Qc5
- 2.Sxc5
- threat
- 3.Qd4#
- 2...Kxc5
- 3.Qd4#
- threat
- 2.Sxc5
- 1...b3
- 2.c4+
- 2...Ke4
- 3.Sfd6#
- 3.Sbd6#
- 2...Ke6
- 3.Sd4#
- 2...Ke4
- 2.c4+
- 1...f3
- 2.Bxf3+
- 2...Kc4
- 3.Sfd6#
- 2...Ke6
- 3.Sd4#
- 2...Kc4
- 2.Bxf3+
- threat
- 1.Sf5!
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