MESON Chess Problem Database
Problem Display
PID: 185184 (5K1k/1B4p1/1p1p1N2/2p3P1/5pP1/1r2b3/Q3p3/3n1r2 w - - 0 1)
Andrade, Barry Jack da Costa
The Observer, 1930
(First published on Sun Aug 31 1930)
#3
6 + 11
| 15239 | Valois Notebooks | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Qg8#
- 1...Rb2
- 2.Qg8#
- 1...Ra3
- 2.Qg8#
- 1...Rc3
- 2.Qg8#
- 1...Rd3
- 2.Qg8#
- 1...Rb4
- 2.Qg8#
- 1...Rb5
- 2.Qg8#
- 1...Bc1
- 2.Qxb3
- threat
- 3.Qg8#
- 3.Qh3#
- threat
- 2.Qxb3
- 1...Bg1
- 2.Qxb3
- threat
- 3.Qg8#
- 3.Qh3#
- threat
- 2.Qxb3
- 1...Bd2
- 2.Qxb3
- threat
- 3.Qg8#
- 3.Qh3#
- threat
- 2.Qxb3
- 1...Bd4
- 2.Qxb3
- threat
- 3.Qg8#
- 3.Qh3#
- threat
- 2.Qxb3
- 1...e1Q
- 2.Qh2+
- 2...Qh4
- 3.Qxh4#
- 2...Qh4
- 2.Qh2+
- 1...e1S
- 2.Qh2#
- 1...e1B
- 2.Qh2+
- 2...Bh4
- 3.Qxh4#
- 2...Bh4
- 2.Qh2+
- 1...e1R
- 2.Qh2#
- 1...Rb1
- Tries
- 1.Ke7?
- threat
- 2.Qa8#
- 1...g6
- 2.Qa8+
- 2...Kg7
- 3.Qf8#
- 3.Qg8#
- 2...Kg7
- 2.Qa8+
- 1...gxf6!
- threat
- 1.Kf7?
- threat
- 2.Qa8#
- 1...gxf6
- 2.Qa8+
- 2...Kh7
- 3.Qg8#
- 2...Kh7
- 2.Qa8+
- 1...Ra3!
- threat
- 1.Bg2?
- threat
- 2.Qa7
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...gxf6
- 2.Qa7
- threat
- 3.Qg7#
- threat
- 2.Qa7
- 1...Bd4
- 2.Qxb3
- threat
- 3.Qg8#
- 3.Qh3#
- threat
- 2.Qxb3
- 1...g6
- 2.Qa7
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...Rh1!
- threat
- 1.Be4?
- threat
- 2.Qa7
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 3.Qh7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...gxf6
- 2.Qa7
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...Bd4
- 2.Qxb3
- threat
- 3.Qg8#
- 3.Qh3#
- threat
- 2.Qxb3
- 1...g6
- 2.Qa7
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...Rh1!
- threat
- 1.Bc6?
- threat
- 2.Qa7
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...gxf6
- 2.Qa7
- threat
- 3.Qg7#
- threat
- 2.Qa7
- 1...Bd4
- 2.Qxb3
- threat
- 3.Qg8#
- 3.Qh3#
- threat
- 2.Qxb3
- 1...g6
- 2.Qa7
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...Rh1!
- threat
- 1.Ba8?
- threat
- 2.Qa7
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...gxf6
- 2.Qa7
- threat
- 3.Qg7#
- threat
- 2.Qa7
- 1...Bd4
- 2.Qxb3
- threat
- 3.Qg8#
- 3.Qh3#
- threat
- 2.Qxb3
- 1...g6
- 2.Qa7
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...Rh1!
- threat
- 1.Bc8?
- threat
- 2.Qa7
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...gxf6
- 2.Qa7
- threat
- 3.Qg7#
- threat
- 2.Qa7
- 1...Bd4
- 2.Qxb3
- threat
- 3.Qg8#
- 3.Qh3#
- threat
- 2.Qxb3
- 1...g6
- 2.Qa7
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...Rh1!
- threat
- 1.Qxb3?
- threat
- 2.Qg8#
- 1...d5
- 2.Qxd5
- threat
- 3.Qg8#
- threat
- 2.Qxd5
- 1...c4!
- threat
- 1.Qc2?
- threat
- 2.Qh7#
- 1...gxf6
- 2.Qg6
- threat
- 3.Qh5#
- 3.Qh6#
- 3.Qg7#
- 3.Qg8#
- threat
- 2.Qg6
- 1...Rh1
- 2.Qg6
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 3.Qg8#
- 2...Rh7
- 3.Qxh7#
- threat
- 2.Qg6
- 1...g6
- 2.Qxg6
- threat
- 3.Qh5#
- 3.Qh7#
- 3.Qh6#
- 3.Qg7#
- 3.Qg8#
- threat
- 2.Qxg6
- 1...Rd3!
- threat
- 1.Qa7?
- threat
- 2.Bh1
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bg2
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bf3
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Be4
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 3.Qh7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bd5
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba6
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bc6
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba8
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bc8
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bh1
- 1...gxf6
- 2.Bh1
- threat
- 3.Qg7#
- threat
- 2.Bg2
- threat
- 3.Qg7#
- threat
- 2.Bf3
- threat
- 3.Qg7#
- threat
- 2.Be4
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bd5
- threat
- 3.Qg7#
- threat
- 2.Ba6
- threat
- 3.Qg7#
- threat
- 2.Bc6
- threat
- 3.Qg7#
- threat
- 2.Ba8
- threat
- 3.Qg7#
- threat
- 2.Bc8
- threat
- 3.Qg7#
- threat
- 2.Bh1
- 1...Rh1
- 2.Bxh1
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bxh1
- 1...Rf3
- 2.Bxf3
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Be4
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 3.Qh7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bd5
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba6
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bc6
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba8
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bc8
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bxf3
- 1...Ra3
- 2.Ba6
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba6
- 1...f3
- 2.Bxf3
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Be4
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 3.Qh7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bd5
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba6
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bc6
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba8
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bc8
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bxf3
- 1...d5
- 2.Bxd5
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba6
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bc6
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba8
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bc8
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bxd5
- 1...g6
- 2.Kf7
- threat
- 3.Qb8#
- 3.Qa8#
- threat
- 2.Bh1
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bg2
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bf3
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Be4
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bd5
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba6
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bc6
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Ba8
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Bc8
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qb8
- threat
- 3.Kf7#
- threat
- 2.Kf7
- 1...Bd4!
- threat
- 1.Qa8?
- threat
- 2.Ke7#
- 2.Kf7#
- 1...gxf6
- 2.Kf7+
- 2...Kh7
- 3.Qg8#
- 2...Kh7
- 2.Kf7+
- 1...Ra3!
- threat
- 1.Ke7?
- Keys
- 1.Bh1!
- threat
- 2.Qa7
- threat
- 3.Qxg7#
- 2...gxf6
- 3.Qg7#
- 2...g6
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- 1...Rxh1
- 2.Qa8
- threat
- 3.Ke7#
- 3.Kf7#
- 3.Qxh1#
- threat
- 2.Qa8
- 1...gxf6
- 2.Qa7
- threat
- 3.Qg7#
- threat
- 2.Qa7
- 1...Bd4
- 2.Qxb3
- threat
- 3.Qg8#
- 3.Qh3#
- threat
- 2.Qxb3
- 1...g6
- 2.Qa7
- threat
- 3.Qg7#
- 3.Qh7#
- threat
- 2.Qa7
- threat
- 1.Bh1!
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