MESON Chess Problem Database
Problem Display
PID: 187568 (8/1n5B/8/7Q/pbNR1pP1/p1k2p2/K4P2/8 w - - 0 1)
Harley, Brian
The Observer, 1936
(First published on Sun Mar 1 1936)
#3
7 + 7
| 15290 | Harley Scrapbook | 2014 |
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Tries
- 1.Se3?
- threat
- 2.Rd3#
- 1...Kxd4
- 2.Qd5+
- 2...Kc3
- 3.Sd1#
- 3.Qd3#
- 2...Kc3
- 2.Qd5+
- 1...Ba5
- 2.Qd5
- threat
- 3.Sd1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qe5
- threat
- 3.Sd1#
- 3.Sd5#
- 2...fxe3
- 3.Qxe3#
- threat
- 2.Qd5
- 1...Bc5
- 2.Qh1
- threat
- 3.Qa1#
- 2...Kxd4
- 3.Qa1#
- 2...Bxd4
- 3.Qe1#
- threat
- 2.Qh1
- 1...Bd6
- 2.Qd5
- threat
- 3.Sd1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qd5
- 1...Be7
- 2.Qd5
- threat
- 3.Sd1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qe5
- threat
- 3.Sd1#
- 3.Sd5#
- 2...fxe3
- 3.Qxe3#
- threat
- 2.Qd5
- 1...Bf8
- 2.Qd5
- threat
- 3.Sd1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qe5
- threat
- 3.Sd1#
- 3.Sd5#
- 2...fxe3
- 3.Qxe3#
- threat
- 2.Qd5
- 1...Sc5
- 2.Qf7
- threat
- 3.Qc4#
- 2...Kxd4
- 3.Qf6#
- 3.Qg7#
- 2...Sd3
- 3.Rxd3#
- 2...Se6
- 3.Rd3#
- threat
- 2.Qd5
- threat
- 3.Sd1#
- 3.Rc4#
- 3.Qc4#
- 2...Sd3
- 3.Rxd3#
- threat
- 2.Qf7
- 1...fxe3!
- threat
- 1.Rd3+?
- 1...Kxc4
- 2.Qd5#
- 1...Kc2!
- 1...Kxc4
- 1.Qd5?
- threat
- 2.Sb2
- threat
- 3.Sd1#
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sd2
- threat
- 3.Sb1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sxa3
- threat
- 3.Sb1#
- 3.Sb5#
- 3.Rd3#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Se3
- threat
- 3.Sd1#
- 3.Rd3#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb6
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Rxf4
- threat
- 3.Rxf3#
- 3.Qxf3#
- 3.Qd2#
- 3.Qd3#
- 3.Qd4#
- 3.Qe5#
- threat
- 2.Sb2
- 1...Ba5
- 2.Sb2
- threat
- 3.Sd1#
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sd2
- threat
- 3.Sb1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sxa3
- threat
- 3.Sb1#
- 3.Sb5#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Se3
- threat
- 3.Sd1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb6
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb2
- 1...Bd6
- 2.Sb2
- threat
- 3.Sd1#
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sd2
- threat
- 3.Sb1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sxa3
- threat
- 3.Sb1#
- 3.Sb5#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Se3
- threat
- 3.Sd1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb6
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb2
- 1...Be7
- 2.Sb2
- threat
- 3.Sd1#
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sd2
- threat
- 3.Sb1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sxa3
- threat
- 3.Sb1#
- 3.Sb5#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Se3
- threat
- 3.Sd1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb6
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb2
- 1...Bf8
- 2.Sb2
- threat
- 3.Sd1#
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sd2
- threat
- 3.Sb1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sxa3
- threat
- 3.Sb1#
- 3.Sb5#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Se3
- threat
- 3.Sd1#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb6
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb2
- 1...Sa5
- 2.Sd2
- threat
- 3.Sb1#
- threat
- 2.Sxa5
- threat
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb6
- threat
- 3.Sxa4#
- threat
- 2.Rxf4
- threat
- 3.Rxf3#
- 3.Qxf3#
- 3.Qd2#
- 3.Qd3#
- 3.Qd4#
- 3.Qe5#
- threat
- 2.Sd2
- 1...Sc5
- 2.Sxa3
- threat
- 3.Sb1#
- 3.Sb5#
- 3.Rc4#
- 3.Qc4#
- 2...Sd3
- 3.Rxd3#
- threat
- 2.Se3
- threat
- 3.Sd1#
- 3.Rc4#
- 3.Qc4#
- 2...Sd3
- 3.Rxd3#
- threat
- 2.Sxa3
- 1...Sd6
- 2.Sd2
- threat
- 3.Sb1#
- 2...Se4
- 3.Rc4#
- 3.Qc4#
- 2...Sf5
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sb6
- threat
- 3.Sxa4#
- 2...Se4
- 3.Rc4#
- 3.Qc4#
- 2...Sf5
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sxd6
- threat
- 3.Sb5#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Sd2
- 1...Bc5!
- threat
- 1.Se3?
- Keys
- 1.Sb6!
- threat
- 2.Qd5
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qe5
- threat
- 3.Sxa4#
- 3.Sd5#
- 3.Rd1#
- 3.Rd5#
- 3.Rd6#
- 3.Rd7#
- 3.Rd8#
- threat
- 2.Qd5
- 1...Kxd4
- 2.Qd5+
- 2...Kc3
- 3.Sxa4#
- 3.Qd3#
- 2...Kc3
- 2.Qd5+
- 1...Ba5
- 2.Qd5
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qd5
- 1...Bc5
- 2.Qh1
- threat
- 3.Qa1#
- 2...Kxd4
- 3.Qa1#
- 2...Bxd4
- 3.Qe1#
- threat
- 2.Qh1
- 1...Bd6
- 2.Qd5
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qd5
- 1...Be7
- 2.Qd5
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qe5
- threat
- 3.Sxa4#
- 3.Sd5#
- threat
- 2.Qd5
- 1...Bf8
- 2.Qd5
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qe5
- threat
- 3.Sxa4#
- 3.Sd5#
- threat
- 2.Qd5
- 1...Sa5
- 2.Qd5
- threat
- 3.Sxa4#
- threat
- 2.Qe5
- threat
- 3.Sxa4#
- 3.Sd5#
- 3.Rd1#
- 3.Rd5#
- 3.Rd6#
- 3.Rd7#
- 3.Rd8#
- threat
- 2.Qd5
- 1...Sc5
- 2.Bb1
- 2...Kxd4
- 3.Qh8#
- 2...Sd3
- 3.Rxd3#
- 2...Ba5
- 3.Qxc5#
- 2...Sb3
- 3.Rd3#
- 2...Se4
- 3.Rd3#
- 2...Sa6
- 3.Rd3#
- 2...Se6
- 3.Rd3#
- 2...Sb7
- 3.Rd3#
- 2...Sd7
- 3.Rd3#
- 2...Kxd4
- 2.Bb1
- 1...Sd6
- 2.Qd5
- threat
- 3.Sxa4#
- 2...Se4
- 3.Rc4#
- 3.Qc4#
- 2...Sf5
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qd5
- 1...Sd8
- 2.Qd5
- threat
- 3.Sxa4#
- 3.Rc4#
- 3.Qc4#
- threat
- 2.Qe5
- threat
- 3.Sxa4#
- 3.Sd5#
- 3.Rd1#
- 3.Rd5#
- 3.Rd6#
- 3.Rd7#
- 3.Rxd8#
- threat
- 2.Qd5
- threat
- 1.Sb6!
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