MESON Chess Problem Database
Problem Display
PID: 162476 (4B3/4p3/2n1P3/3k1pN1/5Q2/3N1Pp1/1K2p3/3br2n w - - 0 1)
Alexander, Frederick Forrest Lawrie
The Observer, 1924
(First published on Sun Jul 20 1924)
#3
7 + 9
| 15239 | Valois Notebooks | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Sb4
- 2.Qe5+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Qxb4
- threat
- 3.Qc5#
- threat
- 2.Qxf5+
- 2...Kc4
- 3.Qe4#
- 2...Kd4
- 3.Qe4#
- 2...Kd6
- 3.Qc5#
- 3.Qe5#
- 2...Kc4
- 2.Qe5+
- 1...Sa5
- 2.Qe5+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Qxf5+
- 2...Kc4
- 3.Qe4#
- 2...Kd4
- 3.Qe4#
- 2...Kd6
- 3.Qc5#
- 3.Qe5#
- 2...Kc4
- 2.Qe5+
- 1...Se5
- 2.Qxe5+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Qxe5+
- 1...Sa7
- 2.Qb4
- threat
- 3.Qc5#
- threat
- 2.Qxf5+
- 2...Kc4
- 3.Qe4#
- 2...Kd4
- 3.Qe4#
- 2...Kd6
- 3.Qc5#
- 3.Qe5#
- 2...Kc4
- 2.Qb4
- 1...Sb8
- 2.Qe5+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Qxf5+
- 2...Kc4
- 3.Qe4#
- 2...Kd4
- 3.Qe4#
- 2...Kd6
- 3.Qc5#
- 3.Qe5#
- 2...Kc4
- 2.Qe5+
- 1...Sd8
- 2.Qe5+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Qxf5+
- 2...Kc4
- 3.Qe4#
- 2...Kd4
- 3.Qe4#
- 2...Kd6
- 3.Qc5#
- 3.Qe5#
- 2...Kc4
- 2.Qe5+
- 1...Sb4
- Tries
- 1.Qc1?
- threat
- 2.Qc5#
- 1...Kd4
- 2.Qc5+
- 2...Kxd3
- 3.Qc3#
- 2...Kxd3
- 2.Qc5+
- 1...Bc2!
- threat
- 1.Qe3?
- threat
- 2.Qc5#
- 1...Kc4
- 2.Qc5+
- 2...Kxd3
- 3.Qc3#
- 2...Kxd3
- 2.Qc5+
- 1...Sd4
- 2.Bb5
- threat
- 3.Qe5#
- 2...Kd6
- 3.Qe5#
- 2...Sxf3
- 3.Qc5#
- 2...Sxb5
- 3.Qc5#
- 2...Sc6
- 3.Qc5#
- threat
- 2.Bb5
- 1...Kd6!
- threat
- 1.Qe5+?
- 1...Kc4
- 2.Bxc6
- threat
- 3.Bb5#
- 3.Qc3#
- 3.Qd5#
- 2...Kxd3
- 3.Qc3#
- threat
- 2.Qc5+
- 2...Kxd3
- 3.Qc3#
- 2...Kxd3
- 2.Bxc6
- 1...Sxe5!
- 1...Kc4
- 1.Qc4+?
- 1...Kd6
- 2.Qxc6#
- 1...Kxc4!
- 1...Kd6
- 1.Qe4+?
- 1...Kd6
- 2.Qxc6#
- 1...fxe4!
- 1...Kd6
- 1.Qxf5+?
- 1...Kc4
- 2.Bxc6
- threat
- 3.Qe4#
- 3.Qd5#
- 2...Kd4
- 3.Qe4#
- threat
- 2.Qc5+
- 2...Kxd3
- 3.Qc3#
- 2...Kxd3
- 2.Bxc6
- 1...Se5
- 2.Kc3
- threat
- 3.Qxe5#
- 2...Kd6
- 3.Qxe5#
- threat
- 2.Bb5
- threat
- 3.Qxe5#
- 2...Kd4
- 3.Qe4#
- 3.Qxe5#
- 2...Kd6
- 3.Qxe5#
- threat
- 2.Qe4+
- 2...Kd6
- 3.Qxe5#
- 2...Kd6
- 2.Qxe5+
- 2...Kc4
- 3.Bb5#
- 3.Qe4#
- 2...Kc4
- 2.Kc3
- 1...Kd6!
- 1...Kc4
- 1.Qc1?
- Keys
- 1.Se4!
- threat
- 2.Sc3+
- 2...Kxe6
- 3.Qh6#
- 2...Kxe6
- 2.Sc3+
- 1...Kc4
- 2.Bxc6
- threat
- 3.Sef2#
- 3.Sec5#
- 2...Kxd3
- 3.Sc5#
- 2...Kd4
- 3.Sef2#
- 3.Sec5#
- 2...fxe4
- 3.Qxe4#
- 2...Sf2
- 3.Sexf2#
- threat
- 2.Bxc6
- 1...Kd4
- 2.Bxc6
- threat
- 3.Sef2#
- 3.Sec5#
- 2...Kxd3
- 3.Sc5#
- 2...Kc4
- 3.Sef2#
- 3.Sec5#
- 2...fxe4
- 3.Qxe4#
- 2...Sf2
- 3.Sexf2#
- threat
- 2.Bxc6
- 1...Kxe6
- 2.Sc3
- threat
- 3.Qh6#
- 2...Kf6
- 3.Qh6#
- 2...Se5
- 3.Qxe5#
- threat
- 2.Qe5+
- 2...Sxe5
- 3.Sf4#
- 2...Sxe5
- 2.Sc3
- 1...fxe4
- 2.Qxe4+
- 2...Kd6
- 3.Qxc6#
- 2...Kd6
- 2.Qxe4+
- 1...Sb4
- 2.Sc3+
- 2...Kxe6
- 3.Qe5#
- 3.Qh6#
- 2...Kxe6
- 2.Qe5+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Sc3+
- 1...Sd4
- 2.Sc3+
- 2...Kc4
- 3.Bb5#
- 2...Kxe6
- 3.Qe5#
- 3.Qh6#
- 2...Kc4
- 2.Sc3+
- 1...Sa5
- 2.Sc3+
- 2...Kxe6
- 3.Qe5#
- 3.Qh6#
- 2...Kxe6
- 2.Qe5+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Sc3+
- 1...Se5
- 2.Sc3+
- 2...Kd6
- 3.Qxe5#
- 2...Kxe6
- 3.Qxe5#
- 2...Kd6
- 2.Qxe5+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Sc3+
- 1...Sa7
- 2.Sc3+
- 2...Kxe6
- 3.Qe5#
- 3.Qh6#
- 2...Kxe6
- 2.Sc3+
- 1...Sb8
- 2.Sc3+
- 2...Kxe6
- 3.Qe5#
- 3.Qh6#
- 2...Kxe6
- 2.Qe5+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Sc3+
- 1...Sd8
- 2.Sc3+
- 2...Kxe6
- 3.Qe5#
- 3.Qh6#
- 2...Kxe6
- 2.Qe5+
- 2...Kc4
- 3.Bb5#
- 2...Kc4
- 2.Sc3+
- threat
- 1.Se4!
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