MESON Chess Problem Database
Problem Display
PID: 154053 (R1NB4/1BbrP1Q1/P7/k2npp2/p1P1P3/4R2p/2N4K/8 w - - 0 1)
Harley, Brian
The Observer, 1953
(First published on Sun Aug 2 1953)
#3
12 + 8
| 15290 | Harley Scrapbook | 2015 |
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rxe7
- 2.Qxe7
- threat
- 3.Qc5#
- 2...Sxe7
- 3.Bxc7#
- 2...a3
- 3.Rxa3#
- 3.Qxa3#
- 2...Sc3
- 3.Bxc7#
- 3.Qb4#
- 3.Qxc7#
- threat
- 2.Qxe7
- 1...a3
- 2.Rxa3#
- 1...Rxe7
- Tries
- 1.Bxd5?
- threat
- 2.Qg1
- threat
- 3.Qe1#
- 2...Rxd5
- 3.Bxc7#
- 2...a3
- 3.Rxa3#
- threat
- 2.Qg3
- threat
- 3.Qe1#
- 2...Rxd5
- 3.Bxc7#
- 2...a3
- 3.Rxa3#
- threat
- 2.Qg1
- 1...Rxe7
- 2.Bxc7+
- 2...Rxc7
- 3.Qxc7#
- 2...Rxc7
- 2.Qg1
- threat
- 3.Qe1#
- 2...a3
- 3.Rxa3#
- threat
- 2.Qg3
- threat
- 3.Qe1#
- 2...a3
- 3.Rxa3#
- threat
- 2.Qxe7
- threat
- 3.Bxc7#
- 3.Qb4#
- 3.Qc5#
- 3.Qxc7#
- threat
- 2.Bxc7+
- 1...Bxd8
- 2.exd8Q+
- 2...Rc7
- 3.Qdxc7#
- 3.Qgxc7#
- 2...Rxd8
- 3.Qc7#
- 2...Rc7
- 2.exd8B+
- 2...Rc7
- 3.Bxc7#
- 3.Qxc7#
- 2...Rxd8
- 3.Qc7#
- 2...Rc7
- 2.exd8Q+
- 1...Rd6
- 2.Bxc7+
- 2...Rb6
- 3.Bxb6#
- 2...Rb6
- 2.Bxc7+
- 1...f4
- 2.Qg1
- threat
- 3.Qe1#
- 2...Rxd5
- 3.Bxc7#
- 2...a3
- 3.Rxa3#
- threat
- 2.Qg1
- 1...Rxd8!
- threat
- 1.Rb3?
- threat
- 2.Rb5#
- 1...Sc3
- 2.Qxe5+
- 2...Rd5
- 3.Bxc7#
- 3.Qxc7#
- 2...Sb5
- 3.Rxb5#
- 2...Sd5
- 3.Rb5#
- 2...Rd5
- 2.Qxe5+
- 1...Sb4
- 2.Qxe5+
- 2...Rd5
- 3.Bxc7#
- 3.Qxc7#
- 2...Sd5
- 3.Rb5#
- 2...Rd5
- 2.Qxe5+
- 1...axb3!
- threat
- 1.exd5?
- 1...e4+
- 2.Kh1
- threat
- 3.Qc3#
- 2...a3
- 3.Rxa3#
- threat
- 2.Kxh3
- threat
- 3.Qc3#
- 2...a3
- 3.Rxa3#
- threat
- 2.Bxc7+
- 2...Rxc7
- 3.Qc3#
- 2...Rxc7
- 2.d6
- threat
- 3.Qc3#
- 3.Qe5#
- 2...a3
- 3.Rxa3#
- threat
- 2.Kh1
- 1...Rxe7
- 2.Bxc7+
- 2...Rxc7
- 3.Qxc7#
- 2...Rxc7
- 2.Qxe5
- 2...Rxe5
- 3.Bxc7#
- 2...Bxd8
- 3.Qc3#
- 2...a3
- 3.Rxa3#
- 2...Re6
- 3.dxe6#
- 2...Rd7
- 3.d6#
- 2...Rf7
- 3.d6#
- 2...Rg7
- 3.d6#
- 2...Rh7
- 3.d6#
- 2...Re8
- 3.Bxc7#
- 3.Qxc7#
- 2...Bb6
- 3.Bxb6#
- 3.Qc3#
- 2...f4
- 3.Qc3#
- 2...Rxe5
- 2.Qxe7
- threat
- 3.Bxc7#
- 3.Qb4#
- 3.Qc5#
- 3.Qxc7#
- threat
- 2.Bxc7+
- 1...Bxd8
- 2.Qxe5
- threat
- 3.Qc3#
- 3.d6#
- 2...Rxb7
- 3.axb7#
- 2...a3
- 3.Rxa3#
- threat
- 2.exd8Q+
- 2...Rc7
- 3.Qdxc7#
- 3.Qgxc7#
- 2...Rxd8
- 3.Qc7#
- 2...Rc7
- 2.exd8B+
- 2...Rc7
- 3.Bxc7#
- 3.Qxc7#
- 2...Rxd8
- 3.Qc7#
- 2...Rc7
- 2.Qxe5
- 1...Rd6
- 2.Bxc7+
- 2...Rb6
- 3.Bxb6#
- 2...Rb6
- 2.Bxc7+
- 1...f4
- 2.Qxe5
- threat
- 3.Qc3#
- 3.d6#
- 2...a3
- 3.Rxa3#
- threat
- 2.Qg1
- threat
- 3.Qe1#
- 2...Rxd5
- 3.Bxc7#
- 2...a3
- 3.Rxa3#
- threat
- 2.Qxe5
- 1...Rxd8!
- 1...e4+
- 1.e8Q?
- threat
- 2.Qexd7
- threat
- 3.Qb5#
- 3.Qxd5#
- 2...Sc3
- 3.Bxc7#
- 3.Qxc7#
- threat
- 2.Qgxd7
- threat
- 3.Qxa4#
- 3.Qb5#
- 3.Qxd5#
- 2...Sc3
- 3.Bxc7#
- 3.Qxc7#
- threat
- 2.Qexd7
- 1...Bxd8
- 2.Qexd7
- threat
- 3.Qb5#
- 3.Qxd5#
- 2...Sc3
- 3.Qxd8#
- 2...Sc7
- 3.Qd2#
- threat
- 2.Qgxd7
- threat
- 3.Qxa4#
- 3.Qb5#
- 3.Qxd5#
- 2...Sc3
- 3.Qdxd8#
- 3.Qexd8#
- threat
- 2.Qexd7
- 1...Sxe3
- 2.Bxc7+
- 2...Rxc7
- 3.Qb5#
- 3.Qxc7#
- 2...Rxc7
- 2.Bxc7+
- 1...Sc3
- 2.Bxc7+
- 2...Rxc7
- 3.Qxc7#
- 2...Rxc7
- 2.Qexd7
- threat
- 3.Bxc7#
- 3.Qxc7#
- 2...Bxd8
- 3.Qxd8#
- 2...Bb6
- 3.Bxb6#
- 2...Sb5
- 3.Qxb5#
- 2...Sd5
- 3.Qb5#
- 3.Qxd5#
- threat
- 2.Qgxd7
- threat
- 3.Bxc7#
- 3.Qxc7#
- 2...Bxd8
- 3.Qdxd8#
- 3.Qexd8#
- 2...Bb6
- 3.Bxb6#
- 2...Sb5
- 3.Qxb5#
- 2...Sd5
- 3.Qxa4#
- 3.Qb5#
- 3.Qxd5#
- threat
- 2.Bxc7+
- 1...Bb6
- 2.Qgf8
- threat
- 3.Qc5#
- 2...Rxd8
- 3.Qb5#
- 2...a3
- 3.Rxa3#
- 3.Qxa3#
- 2...Rd6
- 3.Qb5#
- 2...Rc7
- 3.Qb5#
- 2...Re7
- 3.Qb5#
- 2...Sc3
- 3.Bxb6#
- 3.Qb4#
- 2...Sc7
- 3.Qb4#
- 2...Se7
- 3.Bxb6#
- threat
- 2.Qexd7
- threat
- 3.Qb5#
- 3.Qxd5#
- 2...Sc3
- 3.Bxb6#
- 2...Sc7
- 3.Qd2#
- threat
- 2.Qgxd7
- threat
- 3.Qxa4#
- 3.Qb5#
- 3.Qxd5#
- 2...Sc3
- 3.Bxb6#
- threat
- 2.Qge7
- threat
- 3.Qc5#
- 2...Rxe7
- 3.Qb5#
- 2...Rxd8
- 3.Qb5#
- 2...Sxe7
- 3.Bxb6#
- 2...a3
- 3.Rxa3#
- 3.Qxa3#
- 2...Rd6
- 3.Qb5#
- 2...Rc7
- 3.Qb5#
- 2...Sc3
- 3.Bxb6#
- 3.Qb4#
- 2...Sc7
- 3.Qb4#
- threat
- 2.Qgf8
- 1...Sb4
- 2.Bxc7+
- 2...Rxc7
- 3.Qb5#
- 3.Qxc7#
- 2...Rxc7
- 2.Qexd7
- threat
- 3.Bxc7#
- 3.Qb5#
- 3.Qxc7#
- threat
- 2.Qgxd7
- threat
- 3.Bxc7#
- 3.Qxa4#
- 3.Qb5#
- 3.Qxc7#
- threat
- 2.Bxc7+
- 1...Sf4
- 2.Bxc7+
- 2...Rxc7
- 3.Qb5#
- 3.Qxc7#
- 2...Rxc7
- 2.Qexd7
- threat
- 3.Bxc7#
- 3.Qb5#
- 3.Qd2#
- 3.Qxc7#
- threat
- 2.Qgxd7
- threat
- 3.Bxc7#
- 3.Qxa4#
- 3.Qb5#
- 3.Qd2#
- 3.Qxc7#
- threat
- 2.Bxc7+
- 1...Sf6
- 2.Bxc7+
- 2...Rxc7
- 3.Qb5#
- 3.Qxc7#
- 2...Rxc7
- 2.Bxc7+
- 1...Se7
- 2.Bxc7+
- 2...Rxc7
- 3.Qb5#
- 2...Rxc7
- 2.Qxd7
- threat
- 3.Bxc7#
- 3.Qb5#
- 3.Qd2#
- 3.Qxc7#
- threat
- 2.Bxc7+
- 1...Sb6!
- threat
- 1.Bxd5?
- Keys
- 1.Qxe5!
- 1...Rxe7
- 2.exd5
- 2...Rxe5
- 3.Bxc7#
- 2...Bxd8
- 3.Qc3#
- 2...a3
- 3.Rxa3#
- 2...Re6
- 3.dxe6#
- 2...Rd7
- 3.d6#
- 2...Rf7
- 3.d6#
- 2...Rg7
- 3.d6#
- 2...Rh7
- 3.d6#
- 2...Re8
- 3.Bxc7#
- 3.Qxc7#
- 2...Bb6
- 3.Bxb6#
- 3.Qc3#
- 2...f4
- 3.Qc3#
- 2...Rxe5
- 2.exd5
- 1...Rxd8
- 2.exd8Q
- threat
- 3.Qdxc7#
- 3.Qxd5#
- 2...Bxd8
- 3.Qxd5#
- 2...a3
- 3.Rxa3#
- 2...Bb6
- 3.Qxb6#
- 3.Qexd5#
- threat
- 2.exd8B
- threat
- 3.Bxc7#
- 2...Bxd8
- 3.Qxd5#
- 2...a3
- 3.Rxa3#
- 2...Bb6
- 3.Bxb6#
- 3.Qxd5#
- threat
- 2.exd8Q
- 1...Bxd8
- 2.Rb3
- threat
- 3.Rb5#
- 2...Rxb7
- 3.axb7#
- 2...axb3
- 3.Qa1#
- 2...a3
- 3.Rxa3#
- threat
- 2.exd5
- threat
- 3.Qc3#
- 3.d6#
- 2...Rxb7
- 3.axb7#
- 2...a3
- 3.Rxa3#
- threat
- 2.Rb3
- 1...fxe4
- 2.Bxd5
- 2...Rxd5
- 3.Bxc7#
- 3.Qxc7#
- 2...Rxe7
- 3.Be6#
- 2...Rxd8
- 3.Qxc7#
- 2...Bxd8
- 3.Qc3#
- 2...a3
- 3.Rxa3#
- 2...Rd6
- 3.Qc3#
- 2...Bb6
- 3.Bxb6#
- 3.Qc3#
- 2...Rxd5
- 2.Bxd5
- 1...Rd6
- 2.Bxc7+
- 2...Rb6
- 3.Bxb6#
- 3.Qxd5#
- 2...Rb6
- 2.Qxd5+
- 2...Rxd5+
- 3.Bxc7#
- 2...Rxd5+
- 2.Bxc7+
- 1...f4
- 2.Rb3
- threat
- 3.Rb5#
- 2...axb3
- 3.Qa1#
- 2...a3
- 3.Rxa3#
- threat
- 2.Qxd5+
- 2...Rxd5
- 3.Bxc7#
- 2...Rxd5
- 2.exd5
- threat
- 3.Qc3#
- 3.d6#
- 2...a3
- 3.Rxa3#
- threat
- 2.Rb3
- 1...Rxe7
- 1.Qxe5!
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