MESON Chess Problem Database
Problem Display
PID: 3548 (2q3rb/n4N2/4p3/3kp3/BRR1b1n1/1pPN4/3K4/Q7 w - - 0 1)
Harley, Brian
The Observer, 1938
(First published on Sun Dec 25 1938)
#3
8 + 10
| 15290 | Harley Scrapbook | 2014 |
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Qa6
- 2.Rc5#
- 1...Qb7
- 2.Rc5#
- 1...Qd7
- 2.Rc5#
- 1...Qc5
- 2.Rxc5#
- 1...Qc6
- 2.Bxc6+
- 2...Sxc6
- 3.Rc5#
- 2...Sxc6
- 2.Bxc6+
- 1...Qa8
- 2.Rc5#
- 1...Qb8
- 2.Rc5#
- 1...Qd8
- 2.Rc5#
- 1...Qe8
- 2.Rc5#
- 1...Qf8
- 2.Rd4+
- 2...exd4
- 3.c4#
- 2...exd4
- 2.Rd4+
- 1...Rg7
- 2.Rd4+
- 2...exd4
- 3.Rxd4#
- 2...exd4
- 2.Rd4+
- 1...Bh1
- 2.Rd4+
- 2...exd4
- 3.Qxh1#
- 2...exd4
- 2.Qxh1+
- 2...e4
- 3.Sf4#
- 3.Qxe4#
- 2...e4
- 2.Rd4+
- 1...Bf5
- 2.Qh1+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Qh1+
- 1...Bg6
- 2.Qh1+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Qh1+
- 1...Bh7
- 2.Qh1+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Qh1+
- 1...Sf6
- 2.Rd4+
- 2...exd4
- 3.Rxd4#
- 2...exd4
- 2.Rd4+
- 1...Sb5
- 2.Rxb5+
- 2...Kxc4
- 3.Sb2#
- 3.Sd6#
- 2...Qc5
- 3.Rcxc5#
- 3.Rbxc5#
- 2...Kxc4
- 2.Rxb5+
- 1...Sc6
- 2.Rc5#
- 1...Qa6
- Tries
- 1.Bc6+?
- 1...Sxc6
- 2.Rc5#
- 1...Qxc6!
- 1...Sxc6
- 1.Rb5+?
- 1...Kxc4
- 2.Sb2#
- 2.Sd6#
- 1...Qc5
- 2.Rcxc5#
- 2.Rbxc5#
- 1...Sxb5!
- 1...Kxc4
- 1.Bc6+?
- Keys
- 1.Qf1!
- threat
- 2.Rb5+
- 2...Kxc4
- 3.Sb2#
- 3.Sdxe5#
- 3.Sd6#
- 2...Qc5
- 3.Sb4#
- 3.Rcxc5#
- 3.Rbxc5#
- 2...Sxb5
- 3.Sb4#
- 2...Kxc4
- 2.Rb5+
- 1...Qxc4
- 2.Sf4+
- 2...Kc5
- 3.Qxc4#
- 2...exf4
- 3.Qxc4#
- 2...Kc5
- 2.Sf4+
- 1...Qc6
- 2.Bxc6+
- 2...Sxc6
- 3.Rc5#
- 2...Sxc6
- 2.Rxc6
- threat
- 3.Rc5#
- 3.Rd6#
- 2...Bxd3
- 3.Qxd3#
- 2...Sxc6
- 3.Bxb3#
- threat
- 2.Bxc6+
- 1...Qc7
- 2.Rb5+
- 2...Kxc4
- 3.Sb2#
- 3.Sdxe5#
- 2...Qc5
- 3.Sb4#
- 3.Rcxc5#
- 3.Rbxc5#
- 2...Sxb5
- 3.Sb4#
- 2...Kxc4
- 2.Rxc7
- threat
- 3.Bxb3#
- 3.Rc5#
- 3.Rd7#
- 2...Bxd3
- 3.Qxd3#
- threat
- 2.Rb5+
- 1...Qf8
- 2.Rd4+
- 2...exd4
- 3.c4#
- 2...exd4
- 2.Rd4+
- 1...Rd8
- 2.Rb8
- threat
- 3.Sb4#
- 2...Kxc4
- 3.Bxb3#
- 2...Qxc4
- 3.Rxd8#
- 2...Qxb8
- 3.Rc5#
- 2...Bxd3
- 3.Qxd3#
- 2...Qb7
- 3.Rc5#
- 2...Qc5
- 3.Rxc5#
- 2...Sc6
- 3.Rc5#
- threat
- 2.Rb8
- 1...Bh1
- 2.Rb5+
- 2...Kxc4
- 3.Sc1#
- 3.Se1#
- 3.Sb2#
- 3.Sf2#
- 3.Sb4#
- 3.Sf4#
- 3.Sdxe5#
- 3.Sd6#
- 2...Qc5
- 3.Sb4#
- 3.Rbxc5#
- 2...Sxb5
- 3.Sb4#
- 2...Kxc4
- 2.Rd4+
- 2...exd4
- 3.Qxh1#
- 2...exd4
- 2.Qxh1+
- 2...e4
- 3.Sf4#
- 3.Qxe4#
- 2...e4
- 2.Rb5+
- 1...Bg2
- 2.Rb5+
- 2...Kxc4
- 3.Sb2#
- 3.Sdxe5#
- 3.Sd6#
- 2...Qc5
- 3.Sb4#
- 3.Rbxc5#
- 2...Sxb5
- 3.Sb4#
- 2...Kxc4
- 2.Rd4+
- 2...exd4
- 3.Qxg2#
- 2...exd4
- 2.Qxg2+
- 2...e4
- 3.Sf4#
- 3.Qxe4#
- 2...e4
- 2.Rb5+
- 1...Bf3
- 2.Sf4+
- 2...exf4
- 3.Qxf3#
- 2...exf4
- 2.Rb5+
- 2...Kxc4
- 3.Sb2#
- 3.Sdxe5#
- 3.Sd6#
- 2...Qc5
- 3.Sb4#
- 3.Rbxc5#
- 2...Sxb5
- 3.Sb4#
- 2...Kxc4
- 2.Rd4+
- 2...exd4
- 3.Qxf3#
- 2...exd4
- 2.Qxf3+
- 2...e4
- 3.Sf4#
- 3.Qxe4#
- 2...e4
- 2.Sf4+
- 1...Bf5
- 2.Rb5+
- 2...Kxc4
- 3.Sb2#
- 3.Sdxe5#
- 3.Sd6#
- 2...Qc5
- 3.Sb4#
- 3.Rbxc5#
- 2...Sxb5
- 3.Sb4#
- 2...Kxc4
- 2.Qg2+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Qh1+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Qf3+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Rb5+
- 1...Bg6
- 2.Rb5+
- 2...Kxc4
- 3.Sb2#
- 3.Sdxe5#
- 3.Sd6#
- 2...Qc5
- 3.Sb4#
- 3.Rbxc5#
- 2...Sxb5
- 3.Sb4#
- 2...Kxc4
- 2.Qg2+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Qh1+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Qf3+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Rb5+
- 1...Bh7
- 2.Rb5+
- 2...Kxc4
- 3.Sb2#
- 3.Sdxe5#
- 3.Sd6#
- 2...Qc5
- 3.Sb4#
- 3.Rbxc5#
- 2...Sxb5
- 3.Sb4#
- 2...Kxc4
- 2.Qg2+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Qh1+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Qf3+
- 2...Be4
- 3.Qxe4#
- 2...e4
- 3.Sf4#
- 2...Be4
- 2.Rb5+
- 1...Sf6
- 2.Rb5+
- 2...Kxc4
- 3.Sb2#
- 3.Sdxe5#
- 3.Sfxe5#
- 3.Sd6#
- 2...Qc5
- 3.Sb4#
- 3.Rcxc5#
- 3.Rbxc5#
- 2...Sxb5
- 3.Sb4#
- 2...Kxc4
- 2.Rd4+
- 2...exd4
- 3.Rxd4#
- 2...exd4
- 2.Rb5+
- 1...Sb5
- 2.Rxb5+
- 2...Kxc4
- 3.Sb2#
- 3.Sdxe5#
- 3.Sd6#
- 2...Qc5
- 3.Sb4#
- 3.Rcxc5#
- 3.Rbxc5#
- 2...Kxc4
- 2.Rxb5+
- 1...b2
- 2.Rb5+
- 2...Kxc4
- 3.Sxb2#
- 3.Sdxe5#
- 3.Sd6#
- 2...Qc5
- 3.Sb4#
- 3.Rcxc5#
- 3.Rbxc5#
- 2...Sxb5
- 3.Sb4#
- 2...Kxc4
- 2.Rb5+
- threat
- 1.Qf1!
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