MESON Chess Problem Database
Problem Display
PID: 194305 (K1R1N2B/5p2/1p1P3Q/3knB1b/nP4R1/8/4N1q1/3r4 w - - 0 1)
Boorer, PA
The Observer, 1940
(First published on Sun Feb 25 1940)
#2
10 + 8
| 15239 | Valois Notebooks | 2019 |
- SOUND
- Sets
- 1...Qf1
- 2.Be4#
- 1...Qh3
- 2.Be4#
- 1...Qe4
- 2.Bxe4#
- 1...Qg1
- 2.Be4#
- 1...Qf2
- 2.Be4#
- 1...Qh2
- 2.Be4#
- 1...Qg3
- 2.Be4#
- 1...Ra1
- 2.Rd4#
- 1...Rb1
- 2.Rd4#
- 1...Rc1
- 2.Rd4#
- 1...Re1
- 2.Rd4#
- 1...Rf1
- 2.Rd4#
- 1...Rg1
- 2.Rd4#
- 1...Rh1
- 2.Rd4#
- 1...Rd4
- 2.Rxd4#
- 1...Sb2
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sc5
- 2.Sc3#
- 1...Sd3
- 2.Rd4#
- 1...Sf3
- 2.Sf4#
- 2.Be4#
- 1...Sc4
- 2.Sf4#
- 1...Sxg4
- 2.Sf4#
- 1...Sc6
- 2.Sc7#
- 1...Sd7
- 2.Sf4#
- 1...Qf1
- Tries
- 1.Qd2+?
- 1...Sd3
- 2.Sf4#
- 2.Rd4#
- 2.Qa2#
- 1...Rxd2!
- 1...Sd3
- 1.Qe3?
- threat
- 2.Sf4#
- 2.Qxe5#
- 1...Qxg4
- 2.Qxe5#
- 1...Sxg4
- 2.Sf4#
- 2.Qb3#
- 1...Qf1
- 2.Qe4#
- 2.Qxe5#
- 1...Qf3
- 2.Qxe5#
- 1...Qe4
- 2.Qxe4#
- 1...Qf2
- 2.Qe4#
- 2.Qxe5#
- 1...Qh2
- 2.Qe4#
- 1...Qg3
- 2.Qe4#
- 1...Rf1
- 2.Rd4#
- 2.Qd4#
- 2.Qxe5#
- 1...Rd4
- 2.Rxd4#
- 2.Qxd4#
- 2.Qxe5#
- 1...Sc5
- 2.Sc3#
- 2.Qxe5#
- 1...Sd3
- 2.Rd4#
- 2.Qd4#
- 1...Sf3
- 2.Sf4#
- 2.Qb3#
- 2.Qe4#
- 1...Sc4
- 2.Sf4#
- 1...Sc6
- 2.Qb3#
- 1...Sg6
- 2.Qb3#
- 1...Sd7
- 2.Sf4#
- 2.Qb3#
- 1...f6
- 2.Sf4#
- 1...Qxe2!
- threat
- 1.Qf6?
- threat
- 2.Qxe5#
- 1...Sxg4
- 2.Sf4#
- 1...Qe4
- 2.Bxe4#
- 1...Qh2
- 2.Be4#
- 1...Qg3
- 2.Be4#
- 1...Sd3
- 2.Rd4#
- 2.Qd4#
- 1...Sf3
- 2.Sf4#
- 2.Be4#
- 1...Sc4
- 2.Sf4#
- 1...Sc6
- 2.Sc7#
- 1...Sg6
- 2.Qxf7#
- 1...Sd7
- 2.Sf4#
- 1...Qxe2!
- threat
- 1.Qd2+?
- Keys
- 1.Qf8!
- threat
- 2.Sf6#
- 1...Sxg4
- 2.Sf4#
- 1...Sd3
- 2.Rd4#
- 1...Sf3
- 2.Sf4#
- 1...Sc4
- 2.Sf4#
- 1...Sc6
- 2.Sc7#
- 1...Sg6
- 2.Qxf7#
- 1...Sd7
- 2.Sf4#
- 1...f6
- 2.Sxf6#
- threat
- 1.Qf8!
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