MESON Chess Problem Database
Problem Display
PID: 121847 (3N4/p2kB1N1/B7/Qp1pp2p/p7/8/1bb1n2K/1r5n w - - 0 1)
Kos, Vladimir
UV CSTV, 1985
#3
6 + 12
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...a3
- 2.Qb4
- threat
- 3.Qd6#
- 2...Kc7
- 3.Qd6#
- threat
- 2.Qb4
- 1...b4
- 2.Qc5
- threat
- 3.Bb5#
- 3.Bc8#
- 3.Qd6#
- 3.Qxa7#
- threat
- 2.Qc5
- 1...a3
- Tries
- 1.Sc6?
- threat
- 2.Bb7
- threat
- 3.Qd8#
- threat
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Bb7
- 1...Kxc6
- 2.Qxb5+
- 2...Kc7
- 3.Se6#
- 3.Se8#
- 3.Qb7#
- 2...Kc7
- 2.Qxb5+
- 1...Rf1
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Rg1
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Bc1
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Bc3
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Bd4
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Sf2
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Shg3
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Sg1
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Seg3
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Sd4
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Sf4
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...e4
- 2.Qd8+
- 2...Kxc6
- 3.Qd6#
- 2...Kxc6
- 2.Qd8+
- 1...Ba3!
- threat
- 1.Sde6?
- threat
- 2.Qc7#
- 1...Kc6
- 2.Qc7#
- 2.Qxb5#
- 1...Kxe7!
- threat
- 1.Sb7?
- threat
- 2.Bd6
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- 3.Qxb5#
- 2...Kc8
- 3.Sc5#
- 3.Qc7#
- 3.Qd8#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- 3.Qxb5#
- 2...Kc8
- 3.Qc7#
- threat
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Bd6
- 1...Kc6
- 2.Sc5
- threat
- 3.Bxb5#
- 3.Bb7#
- threat
- 2.Bd6
- threat
- 3.Qc7#
- 3.Qxb5#
- 2...Kd7
- 3.Qc7#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 3.Qxb5#
- 2...Kd7
- 3.Qc7#
- threat
- 2.Qd8
- threat
- 3.Sa5#
- 3.Qd6#
- threat
- 2.Sc5
- 1...Rc1
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Rf1
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Rg1
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Ba1
- 2.Bd6
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- 2...Kc8
- 3.Sc5#
- 3.Qc7#
- 3.Qd8#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- 2...Kc8
- 3.Qc7#
- threat
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Bd6
- 1...Bc1
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Ba3
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 2...Kc6
- 2.Qd8+
- 1...Bc3
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bd4
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bd1
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bb3
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bd3
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Be4
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bf5
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bg6
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bh7
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Sf2
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Shg3
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Sg1
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Sc3
- 2.Bd6
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- 2...Kc8
- 3.Sc5#
- 3.Qc7#
- 3.Qd8#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- 2...Kc8
- 3.Qc7#
- threat
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Bd6
- 1...Seg3
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Sd4
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Sf4
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...b4
- 2.Bd6
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- 3.Qb5#
- 2...Kc8
- 3.Sc5#
- 3.Qc7#
- 3.Qd8#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- 3.Qb5#
- 2...Kc8
- 3.Qc7#
- threat
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Bd6
- 1...d4
- 2.Bd6
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qxb5#
- 2...Kc8
- 3.Sc5#
- 3.Qc7#
- 3.Qd8#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qxb5#
- 2...Kc8
- 3.Qc7#
- threat
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Bd6
- 1...e4
- 2.Qd8+
- 2...Kc6
- 3.Sa5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Kxe7!
- threat
- 1.Sf7?
- threat
- 2.Bd6
- threat
- 3.Qc7#
- 3.Qxb5#
- 2...Kc6
- 3.Qc7#
- 3.Qxb5#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 3.Qxb5#
- 2...Kc6
- 3.Qc7#
- 3.Qxb5#
- threat
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Bd6
- 1...Kc6
- 2.Bd6
- threat
- 3.Qc7#
- 3.Qxb5#
- 2...Kd7
- 3.Qc7#
- 3.Qxb5#
- threat
- 2.Qd8
- threat
- 3.Qd6#
- 2...Ba3
- 3.Sxe5#
- threat
- 2.Qxb5+
- 2...Kc7
- 3.Se6#
- 3.Se8#
- 3.Bd6#
- 3.Bd8#
- 3.Qb7#
- 2...Kc7
- 2.Bd6
- 1...Rc1
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Rf1
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Rg1
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Ba1
- 2.Bd6
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- threat
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Bd6
- 1...Bc1
- 2.Qd8+
- 2...Kc6
- 3.Sxe5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Ba3
- 2.Qd8+
- 2...Kc6
- 3.Sxe5#
- 2...Kc6
- 2.Qd8+
- 1...Bc3
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bd4
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bd1
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bb3
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bd3
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Be4
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bf5
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bg6
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Bh7
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Sf2
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Shg3
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Sg1
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Sc3
- 2.Bd6
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 2...Kc6
- 3.Qc7#
- threat
- 2.Qd8+
- 2...Kc6
- 3.Sxe5#
- 3.Qd6#
- 2...Kc6
- 2.Bd6
- 1...Seg3
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Sd4
- 2.Qd8+
- 2...Kc6
- 3.Sxe5#
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...b4
- 2.Bd6
- threat
- 3.Qc7#
- 3.Qb5#
- 2...Kc6
- 3.Qc7#
- 3.Qb5#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 3.Qb5#
- 3.Qxd5#
- 2...Kc6
- 3.Qc7#
- 3.Qb5#
- threat
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qc5
- threat
- 3.Bb5#
- 3.Bc8#
- 3.Qd6#
- threat
- 2.Bd6
- 1...d4
- 2.Bd6
- threat
- 3.Qc7#
- 3.Qxb5#
- 2...Kc6
- 3.Qxb5#
- threat
- 2.Bd8
- threat
- 3.Qc7#
- 3.Qxb5#
- 2...Kc6
- 3.Qxb5#
- threat
- 2.Qd8+
- 2...Kc6
- 3.Sxe5#
- 3.Qd6#
- 2...Kc6
- 2.Bd6
- 1...e4
- 2.Qd8+
- 2...Kc6
- 3.Qd6#
- 2...Kc6
- 2.Qd8+
- 1...Kxe7!
- threat
- 1.Bxb5+?
- 1...Kc8
- 2.Bd6
- threat
- 3.Qc7#
- threat
- 2.Qa6+
- 2...Kc7
- 3.Qb7#
- 2...Kb8
- 3.Qb7#
- 2...Kc7
- 2.Qxa7
- threat
- 3.Ba6#
- 3.Bd7#
- 3.Qb7#
- threat
- 2.Bd6
- 1...Kxe7!
- 1...Kc8
- 1.Bc8+?
- 1...Kxc8
- 2.Bd6
- threat
- 3.Qc7#
- 2...Kd7
- 3.Qc7#
- threat
- 2.Qa6+
- 2...Kc7
- 3.Qb7#
- 2...Kd7
- 3.Qb7#
- 2...Kb8
- 3.Qb7#
- 2...Kc7
- 2.Qxa7
- threat
- 3.Qb7#
- threat
- 2.Bd6
- 1...Kxe7!
- 1...Kxc8
- 1.Qb4?
- threat
- 2.Qd6#
- 1...Kc7
- 2.Qd6#
- 1...Ba3!
- threat
- 1.Qb6?
- threat
- 2.Qxa7#
- 2.Qd6#
- 2.Qb7#
- 1...Kxe7
- 2.Qe6+
- 2...Kxd8
- 3.Qd6#
- 2...Kf8
- 3.Qf7#
- 2...Kxd8
- 2.Qe6+
- 1...axb6!
- threat
- 1.Qxb5+?
- 1...Kc7
- 2.Sge6#
- 2.Se8#
- 2.Sde6#
- 2.Qb7#
- 1...Kxe7!
- 1...Kc7
- 1.Sc6?
- Keys
- 1.Sge6!
- threat
- 2.Qc7+
- 2...Ke8
- 3.Sg7#
- 3.Bxb5#
- 2...Ke8
- 2.Qc7+
- 1...Kxe7
- 2.Qc7+
- 2...Kf6
- 3.Qf7#
- 2...Ke8
- 3.Bxb5#
- 3.Qf7#
- 2...Kf6
- 2.Qc7+
- 1...Ke8
- 2.Qc7
- threat
- 3.Sg7#
- 3.Bxb5#
- threat
- 2.Qc7
- 1...Rg1
- 2.Qc7+
- 2...Ke8
- 3.Bxb5#
- 2...Ke8
- 2.Qc7+
- 1...Ba1
- 2.Qc7+
- 2...Ke8
- 3.Sg7#
- 2...Ke8
- 2.Qc7+
- 1...Bc1
- 2.Qc7+
- 2...Ke8
- 3.Sg7#
- 2...Ke8
- 2.Qc7+
- 1...Ba3
- 2.Qc7+
- 2...Ke8
- 3.Sg7#
- 2...Ke8
- 2.Qc7+
- 1...Bc3
- 2.Qc7+
- 2...Ke8
- 3.Sg7#
- 2...Ke8
- 2.Qc7+
- 1...Bd4
- 2.Qc7+
- 2...Ke8
- 3.Sg7#
- 2...Ke8
- 2.Qc7+
- 1...Bd3
- 2.Qc7+
- 2...Ke8
- 3.Sg7#
- 2...Ke8
- 2.Qc7+
- 1...Sc3
- 2.Qc7+
- 2...Ke8
- 3.Sg7#
- 2...Ke8
- 2.Qc7+
- 1...Sd4
- 2.Qc7+
- 2...Ke8
- 3.Sg7#
- 2...Ke8
- 2.Qc7+
- 1...b4
- 2.Qc7+
- 2...Ke8
- 3.Sg7#
- 3.Bb5#
- 2...Ke8
- 2.Qc7+
- 1...e4
- 2.Qc7+
- 2...Ke8
- 3.Bxb5#
- 2...Ke8
- 2.Qc7+
- threat
- 1.Sge6!
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