MESON Chess Problem Database
Problem Display
PID: 256762 (6n1/p5KQ/8/BpkB2R1/2b5/2N1p3/nbR2P2/5r2 w - - 0 1)
Petrov, Evgeny Aleksandrovich
Problem (Zagreb), 1971
#3
8 + 9
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Tries
- 1.Kf8?
- threat
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Kd4
- 2.Se2+
- 2...Kc5
- 3.Qc7#
- 2...Bxe2
- 3.Qe4#
- 2...Kc5
- 2.Qxa7+
- 2...Kd3
- 3.Be4#
- 2...Kd3
- 2.Se2+
- 1...Bxc3
- 2.Qxa7+
- 2...Kd6
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Bxd5
- 2.Qc7+
- 2...Kd4
- 3.Rxd5#
- 2...Kd4
- 2.Qc7+
- 1...Sxc3
- 2.Qxa7+
- 2...Kd6
- 3.Bb4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Bb3
- 2.Se2+
- 2...Kd6
- 3.Bc7#
- 3.Rc6#
- 3.Qc7#
- 2...Bc3
- 3.Qc7#
- 2...Bxc2
- 3.Qc7#
- 2...Bc4
- 3.Qc7#
- 2...Sc3
- 3.Qc7#
- 2...Kd6
- 2.Sa4+
- 2...Kd4
- 3.Qe4#
- 2...Kd6
- 3.Bc7#
- 3.Rc6#
- 3.Qc7#
- 2...Kd4
- 2.Bxb3+
- 2...Kd4
- 3.Se2#
- 3.Sxb5#
- 3.Rd5#
- 3.Qe4#
- 3.Qd7#
- 2...Kc6
- 3.Qc7#
- 2...Kd6
- 3.Se4#
- 3.Sxb5#
- 3.Qc7#
- 2...Kd4
- 2.Bc4+
- 2...Kxc4
- 3.Qe4#
- 2...Kd4
- 3.Se2#
- 3.Sxb5#
- 3.Qd3#
- 3.Qe4#
- 3.Qh4#
- 2...Kc6
- 3.Qc7#
- 2...Kd6
- 3.Qc7#
- 2...Kxc4
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Sxb5#
- 3.Qc7#
- 2...Kd6
- 2.Se2+
- 1...Bd3
- 2.Se2+
- 2...Kd6
- 3.Bc7#
- 3.Rc6#
- 3.Qc7#
- 2...Bc3
- 3.Qc7#
- 2...Bxc2
- 3.Qc7#
- 2...Bc4
- 3.Qc7#
- 2...Sc3
- 3.Qc7#
- 2...Kd6
- 2.Sa4+
- 2...Kd4
- 3.Qxa7#
- 2...Kd6
- 3.Bc7#
- 3.Rc6#
- 3.Qc7#
- 2...Kd4
- 2.Se4+
- 2...Kd4
- 3.Qxa7#
- 2...Kd4
- 2.Qxa7+
- 2...Kd6
- 3.Qc7#
- 2...Kd6
- 2.Qc7+
- 2...Kd4
- 3.Qxa7#
- 2...Kd4
- 2.Se2+
- 1...Sc1
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Bb4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Sb4
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Bxb4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Sf6
- 2.Qxa7+
- 2...Kd6
- 3.Qc7#
- 3.Qe7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Qxa7+
- 1...Sh6
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 3.Qe7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Qxa7+
- 1...Se7
- 2.Qxe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Qxe7+
- 1...a6
- 2.Qa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qa7+
- 1...Rxf2+!
- threat
- 1.Kxg8?
- threat
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Qxa7+
- 1...Kd4
- 2.Se2+
- 2...Kc5
- 3.Qc7#
- 3.Qe7#
- 2...Bxe2
- 3.Qe4#
- 2...Kc5
- 2.fxe3+
- 2...Kxe3
- 3.Qe4#
- 2...Kc5
- 3.Se4#
- 3.Qc7#
- 3.Qe7#
- 2...Kxe3
- 2.Se2+
- 1...Rxf2
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Bxc3
- 2.Qxa7+
- 2...Kd6
- 3.Qc7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Qxa7+
- 1...Sxc3
- 2.Qxa7+
- 2...Kd6
- 3.Bb4#
- 3.Qc7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Qxa7+
- 1...exf2
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Re1
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Bc1
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Bb3
- 2.Se2+
- 2...Kd6
- 3.Bc7#
- 3.Rc6#
- 3.Qc7#
- 2...Bc3
- 3.Qc7#
- 3.Qe7#
- 2...Bxc2
- 3.Qc7#
- 3.Qe7#
- 2...Bc4
- 3.Qc7#
- 3.Qe7#
- 2...Sc3
- 3.Qc7#
- 3.Qe7#
- 2...Kd6
- 2.Sa4+
- 2...Kd4
- 3.Qe4#
- 2...Kd6
- 3.Bc7#
- 3.Rc6#
- 3.Qc7#
- 2...Kd4
- 2.Bxb3+
- 2...Kd4
- 3.Se2#
- 3.Sxb5#
- 3.Rd5#
- 3.Qe4#
- 3.Qd7#
- 2...Kc6
- 3.Qc7#
- 2...Kd6
- 3.Se4#
- 3.Sxb5#
- 3.Qc7#
- 2...Kd4
- 2.Bc4+
- 2...Kxc4
- 3.Qe4#
- 2...Kd4
- 3.Se2#
- 3.Sxb5#
- 3.Qd3#
- 3.Qe4#
- 3.Qh4#
- 2...Kc6
- 3.Qc7#
- 2...Kd6
- 3.Qc7#
- 2...Kxc4
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Sxb5#
- 3.Qc7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Se2+
- 1...Bd3
- 2.Se2+
- 2...Kd6
- 3.Bc7#
- 3.Rc6#
- 3.Qc7#
- 2...Bc3
- 3.Qc7#
- 3.Qe7#
- 2...Bxc2
- 3.Qc7#
- 3.Qe7#
- 2...Bc4
- 3.Qc7#
- 3.Qe7#
- 2...Sc3
- 3.Qc7#
- 3.Qe7#
- 2...Kd6
- 2.Sa4+
- 2...Kd4
- 3.Qxa7#
- 3.Qg7#
- 3.Qh8#
- 2...Kd6
- 3.Bc7#
- 3.Rc6#
- 3.Qc7#
- 2...Kd4
- 2.Se4+
- 2...Kd4
- 3.Qxa7#
- 3.Qg7#
- 3.Qh8#
- 2...Kd4
- 2.Qxa7+
- 2...Kd6
- 3.Qc7#
- 2...Kd6
- 2.Qc7+
- 2...Kd4
- 3.Qxa7#
- 2...Kd4
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 3.Qxa7#
- 3.fxe3#
- 2...Kd4
- 2.Se2+
- 1...Sc1
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Bb4#
- 3.Qc7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Qxa7+
- 1...Sb4
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Bxb4#
- 3.Qc7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Qxa7+
- 1...e2
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qe3#
- 2...Kd4
- 2.Qxa7+
- 1...a6
- 2.Qa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Qa7+
- 1...Bxd5+!
- threat
- 1.Bxc4+?
- 1...Kc6
- 2.Kxg8
- threat
- 3.Qc7#
- 2...Kd6
- 3.Qc7#
- threat
- 2.Qe4+
- 2...Kd6
- 3.Qe6#
- 2...Kd7
- 3.Qe6#
- 2...Kd6
- 2.Kxg8
- 1...Kd6
- 2.Qd3+
- 2...Kc6
- 3.Qd5#
- 2...Ke7
- 3.Re5#
- 3.Qd8#
- 2...Kc6
- 2.Qd3+
- 1...Kxc4!
- 1...Kc6
- 1.Kf8?
- Keys
- 1.Kg6!
- threat
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Bd3+
- 2.Se4+
- 2...Kd4
- 3.Qxa7#
- 2...Kd4
- 2.Se4+
- 1...Se7+
- 2.Qxe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.Qxe7+
- 1...Kd4
- 2.Rg4+
- 2...Kd3
- 3.Kg5#
- 3.Kh5#
- 3.Kf7#
- 3.Kg7#
- 2...Kc5
- 3.Qc7#
- 2...Ke5
- 3.Bc7#
- 3.Qh2#
- 3.Qc7#
- 2...Kd3
- 2.Qxa7+
- 2...Kd3
- 3.Be4#
- 2...Kd3
- 2.Rg4+
- 1...Bxc3
- 2.Qxa7+
- 2...Kd6
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Bxd5
- 2.Qc7+
- 2...Kd4
- 3.Rxd5#
- 2...Kd4
- 2.Qc7+
- 1...Sxc3
- 2.Qxa7+
- 2...Kd6
- 3.Bb4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Bb3
- 2.Bxb3+
- 2...Kd4
- 3.Rd5#
- 3.Qd7#
- 2...Kc6
- 3.Qc7#
- 2...Kd6
- 3.Se4#
- 3.Sxb5#
- 3.Qc7#
- 2...Kd4
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Sxb5#
- 3.Qc7#
- 2...Kd6
- 2.Bxb3+
- 1...Sc1
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Bb4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Sb4
- 2.Qxa7+
- 2...Kd6
- 3.Se4#
- 3.Bxb4#
- 3.Qc7#
- 2...Kd6
- 2.Qxa7+
- 1...Sf6
- 2.Qxa7+
- 2...Kd6
- 3.Qc7#
- 2...Kd6
- 2.Qe7+
- 2...Kd4
- 3.Qxe3#
- 2...Kd4
- 2.fxe3
- threat
- 3.Qc7#
- 3.Qe7#
- 2...Bd3+
- 3.Se4#
- 2...Kd6
- 3.Qc7#
- 2...Sxh7
- 3.Se4#
- 2...Se8
- 3.Se4#
- threat
- 2.Qxa7+
- 1...a6
- 2.Qa7+
- 2...Kd6
- 3.Se4#
- 3.Qc7#
- 2...Kd6
- 2.Qa7+
- threat
- 1.Kg6!
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