MESON Chess Problem Database
Problem Display
PID: 153373 (8/7p/8/1Np2B1K/Q1P5/1rP5/bpppR1R1/br1k4 w - - 0 1)
Harley, Brian
The Observer, 1939
(First published on Sun Dec 31 1939)
#3
8 + 10
| 15290 | Harley Scrapbook | 2014 |
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Bd3
- threat
- 3.Rg1#
- threat
- 2.Bg4
- threat
- 3.Re3#
- 3.Re4#
- 3.Re5#
- 3.Re6#
- 3.Re7#
- 3.Re8#
- 3.Rg1#
- threat
- 2.Re3
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re4
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re5
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re6
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re7
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re8
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Bd3
- 1...Ra3
- 2.Qxc2#
- 1...Rxc3
- 2.Sxc3+
- 2...Kc1
- 3.Qxc2#
- 2...Kc1
- 2.Sxc3+
- 1...Rb4
- 2.Qxc2#
- 1...Rxb5
- 2.Qxc2#
- 1...c1Q
- 2.Bd3
- threat
- 3.Rg1#
- threat
- 2.Re3
- threat
- 3.Rg1#
- threat
- 2.Re5
- threat
- 3.Rg1#
- threat
- 2.Re6
- threat
- 3.Rg1#
- threat
- 2.Re7
- threat
- 3.Rg1#
- threat
- 2.Re8
- threat
- 3.Rg1#
- threat
- 2.Bd3
- 1...c1S
- 2.Bc2+
- 2...Kxc2
- 3.Rxd2#
- 2...Kxc2
- 2.Bc2+
- 1...c1B
- 2.Sa3
- 2...h6
- 3.Bc2#
- 2...h6
- 2.Bd3
- 2...h6
- 3.Rg1#
- 2...h6
- 2.Re3
- 2...h6
- 3.Rg1#
- 2...h6
- 2.Re5
- 2...h6
- 3.Rg1#
- 2...h6
- 2.Re6
- 2...h6
- 3.Rg1#
- 2...h6
- 2.Re7
- 2...h6
- 3.Rg1#
- 2...h6
- 2.Re8
- 2...h6
- 3.Rg1#
- 2...h6
- 2.Sa3
- 1...c1R
- 2.Bd3
- threat
- 3.Rg1#
- threat
- 2.Re3
- threat
- 3.Rg1#
- threat
- 2.Re5
- threat
- 3.Rg1#
- threat
- 2.Re6
- threat
- 3.Rg1#
- threat
- 2.Re7
- threat
- 3.Rg1#
- threat
- 2.Re8
- threat
- 3.Rg1#
- threat
- 2.Bd3
- 1...Rc1
- Tries
- 1.Bxc2+?
- 1...Kc1
- 2.Rxd2
- threat
- 3.Rd1#
- threat
- 2.Rxd2
- 1...Kxc2!
- 1...Kc1
- 1.Bg4?
- threat
- 2.Rg1#
- 1...c1Q
- 2.Sa3
- threat
- 3.Re3#
- 3.Re4#
- 3.Re5#
- 3.Re6#
- 3.Re7#
- 3.Re8#
- 3.Rg1#
- threat
- 2.Re3+
- 2...Kc2
- 3.Sa3#
- 2...Kc2
- 2.Rg1+
- 2...Kc2
- 3.Bf5#
- 2...Kc2
- 2.Sa3
- 1...c1S
- 2.Rxd2+
- 2...Ke1
- 3.Rd1#
- 2...Ke1
- 2.Rxd2+
- 1...c1B
- 2.Sa3
- 2...h6
- 3.Re3#
- 3.Re4#
- 3.Re5#
- 3.Re6#
- 3.Re7#
- 3.Re8#
- 3.Rg1#
- 2...h6
- 2.Rxd2+
- 2...Ke1
- 3.Rd1#
- 2...Ke1
- 2.Re3+
- 2...Kc2
- 3.Sa3#
- 2...Kc2
- 2.Rg1+
- 2...Kc2
- 3.Bf5#
- 2...Kc2
- 2.Sa3
- 1...c1R
- 2.Sa3
- threat
- 3.Re3#
- 3.Re4#
- 3.Re5#
- 3.Re6#
- 3.Re7#
- 3.Re8#
- 3.Rg1#
- threat
- 2.Re3+
- 2...Kc2
- 3.Sa3#
- 2...Kc2
- 2.Rg1+
- 2...Kc2
- 3.Bf5#
- 2...Kc2
- 2.Sa3
- 1...Kc1!
- threat
- 1.Bxh7?
- 1...Rxc3
- 2.Sxc3+
- 2...Kc1
- 3.Qxc2#
- 2...Kc1
- 2.Sxc3+
- 1...c1Q
- 2.Bd3
- threat
- 3.Rg1#
- threat
- 2.Re3
- threat
- 3.Rg1#
- threat
- 2.Re5
- threat
- 3.Rg1#
- threat
- 2.Re6
- threat
- 3.Rg1#
- threat
- 2.Re7
- threat
- 3.Rg1#
- threat
- 2.Re8
- threat
- 3.Rg1#
- threat
- 2.Bd3
- 1...c1S
- 2.Bc2+
- 2...Kxc2
- 3.Rxd2#
- 2...Kxc2
- 2.Bc2+
- 1...c1B
- 2.Re4
- 2...Kc2
- 3.Re1#
- 2...Kc2
- 2.Re4
- 1...c1R
- 2.Bd3
- threat
- 3.Rg1#
- threat
- 2.Re3
- threat
- 3.Rg1#
- threat
- 2.Re5
- threat
- 3.Rg1#
- threat
- 2.Re6
- threat
- 3.Rg1#
- threat
- 2.Re7
- threat
- 3.Rg1#
- threat
- 2.Re8
- threat
- 3.Rg1#
- threat
- 2.Bd3
- 1...Rc1
- 2.Bd3
- threat
- 3.Rg1#
- threat
- 2.Re3
- threat
- 3.Rg1#
- threat
- 2.Re4
- threat
- 3.Rg1#
- threat
- 2.Re5
- threat
- 3.Rg1#
- threat
- 2.Re6
- threat
- 3.Rg1#
- threat
- 2.Re7
- threat
- 3.Rg1#
- threat
- 2.Re8
- threat
- 3.Rg1#
- threat
- 2.Bd3
- 1...Kc1!
- 1...Rxc3
- 1.Rxd2+?
- 1...Kc1
- 2.Bxc2
- threat
- 3.Rd1#
- threat
- 2.Rxc2+
- 2...Kd1
- 3.Rg1#
- 2...Kd1
- 2.Rdf2
- threat
- 3.Rf1#
- 3.Rg1#
- 2...Kd1
- 3.Rf1#
- 3.Rg1#
- threat
- 2.Rd3
- threat
- 3.Rg1#
- threat
- 2.Rd5
- threat
- 3.Rg1#
- 3.Rxc2#
- threat
- 2.Rd6
- threat
- 3.Rg1#
- 3.Rxc2#
- threat
- 2.Rd7
- threat
- 3.Rg1#
- 3.Rxc2#
- threat
- 2.Rd8
- threat
- 3.Rg1#
- 3.Rxc2#
- threat
- 2.Bxc2
- 1...Ke1!
- 1...Kc1
- 1.Qxb3?
- threat
- 2.Qxc2#
- 1...Rc1
- 2.Bd3
- threat
- 3.Rg1#
- threat
- 2.Bg4
- threat
- 3.Re3#
- 3.Re4#
- 3.Re5#
- 3.Re6#
- 3.Re7#
- 3.Re8#
- 3.Rg1#
- threat
- 2.Re3
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re4
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re5
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re6
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re7
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re8
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Bd3
- 1...Bxb3!
- threat
- 1.Bxc2+?
- Keys
- 1.Kh6!
- 1...Kc1
- 2.Rg1+
- 2...d1Q
- 3.Rxc2#
- 2...d1S
- 3.Rxc2#
- 2...d1B
- 3.Rxc2#
- 2...d1R
- 3.Rxc2#
- 2...d1Q
- 2.Rg1+
- 1...Rxc3
- 2.Sxc3+
- 2...Kc1
- 3.Qxc2#
- 2...Kc1
- 2.Sxc3+
- 1...c1Q
- 2.Bd3
- threat
- 3.Rg1#
- threat
- 2.Re3
- threat
- 3.Rg1#
- threat
- 2.Re5
- threat
- 3.Rg1#
- threat
- 2.Re6
- threat
- 3.Rg1#
- threat
- 2.Re7
- threat
- 3.Rg1#
- threat
- 2.Re8
- threat
- 3.Rg1#
- threat
- 2.Bd3
- 1...c1S
- 2.Bc2+
- 2...Kxc2
- 3.Rxd2#
- 2...Kxc2
- 2.Bc2+
- 1...c1B
- 2.Re4
- 2...Kc2
- 3.Re1#
- 2...Kc2
- 2.Re4
- 1...c1R
- 2.Bd3
- threat
- 3.Rg1#
- threat
- 2.Re3
- threat
- 3.Rg1#
- threat
- 2.Re5
- threat
- 3.Rg1#
- threat
- 2.Re6
- threat
- 3.Rg1#
- threat
- 2.Re7
- threat
- 3.Rg1#
- threat
- 2.Re8
- threat
- 3.Rg1#
- threat
- 2.Bd3
- 1...Rc1
- 2.Bd3
- threat
- 3.Rg1#
- threat
- 2.Bg4
- threat
- 3.Re3#
- 3.Re4#
- 3.Re5#
- 3.Re6#
- 3.Re7#
- 3.Re8#
- 3.Rg1#
- threat
- 2.Re3
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re4
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re5
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re6
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re7
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Re8
- threat
- 3.Bg4#
- 3.Rg1#
- threat
- 2.Bd3
- 1...Kc1
- 1.Kh6!
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