MESON Chess Problem Database
Problem Display
PID: 254716 (1q6/8/8/2pp4/P1kp4/Q2N2p1/6K1/4N1B1 w - - 0 1)
Petri, Max
3rd Prize, Schach, 1968
#3
6 + 6
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qf4
- 2.Sb2#
- 1...Qe5
- 2.Sb2#
- 2.Sxe5#
- 1...Qd6
- 2.Sb2#
- 1...Qa7
- 2.Sb2#
- 2.Se5#
- 1...Qc7
- 2.Sb2#
- 1...Qb1
- 2.Se5#
- 1...Qb2+
- 2.Sxb2#
- 1...Qb3
- 2.Qxc5#
- 1...Qb4
- 2.Se5#
- 1...Qb5
- 2.Se5#
- 1...Qb6
- 2.Se5#
- 1...Qb7
- 2.Se5#
- 1...Qa8
- 2.Sb2#
- 2.Se5#
- 1...Qc8
- 2.Sb2#
- 2.Se5#
- 1...Qd8
- 2.Sb2#
- 2.Se5#
- 1...Qe8
- 2.Sb2#
- 1...Qf8
- 2.Sb2#
- 2.Se5#
- 1...Qg8
- 2.Sb2#
- 2.Se5#
- 1...Qh8
- 2.Sb2#
- 1...Qf4
- Tries
- 1.Sc2?
- threat
- 2.Sa1
- 2...Qb2+
- 3.Sxb2#
- 2...Qb3
- 3.Qxb3#
- 2...Qf4
- 3.Sb2#
- 3.Qb3#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 3.Qb3#
- 2...Qd6
- 3.Sb2#
- 3.Qb3#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 3.Qb3#
- 2...Qc7
- 3.Sb2#
- 3.Qb3#
- 2...Qb1
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 3.Qb3#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 3.Qb3#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 3.Qb3#
- 2...Qe8
- 3.Sb2#
- 3.Qb3#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 3.Qb3#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 3.Qb3#
- 2...Qh8
- 3.Sb2#
- 3.Qb3#
- 2...Qb2+
- 2.Sce1
- 2...Qb2+
- 3.Sxb2#
- 2...Qb3
- 3.Qxc5#
- 2...Qf4
- 3.Sb2#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 2...Qd6
- 3.Sb2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 2...Qc7
- 3.Sb2#
- 2...Qb1
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 2...Qe8
- 3.Sb2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 2...Qh8
- 3.Sb2#
- 2...Qb2+
- 2.Sc1
- threat
- 3.Qd3#
- 2...Qb3
- 3.Qxb3#
- 2...d3
- 3.Qxc5#
- 3.Qxd3#
- threat
- 2.Sa1
- 1...Qf4
- 2.Sb2#
- 1...Qe5
- 2.Sb2#
- 2.Sxe5#
- 1...Qd6
- 2.Sb2#
- 1...Qa7
- 2.Sb2#
- 2.Se5#
- 1...Qc7
- 2.Sb2#
- 1...Qb1
- 2.Se5#
- 1...Qb2
- 2.Sxb2#
- 2.Se5#
- 1...Qb4
- 2.Se5#
- 1...Qb5
- 2.Se5#
- 1...Qb6
- 2.Se5#
- 1...Qb7
- 2.Se5#
- 1...Qa8
- 2.Sb2#
- 2.Se5#
- 1...Qc8
- 2.Sb2#
- 2.Se5#
- 1...Qd8
- 2.Sb2#
- 2.Se5#
- 1...Qe8
- 2.Sb2#
- 1...Qf8
- 2.Sb2#
- 2.Se5#
- 1...Qg8
- 2.Sb2#
- 2.Se5#
- 1...Qh8
- 2.Sb2#
- 1...Qb3!
- threat
- 1.Sf3?
- threat
- 2.Sd2#
- 1...Qb2+
- 2.Sxb2#
- 1...Qf4
- 2.Sb2#
- 1...Qb4
- 2.Sde5#
- 2.Sfe5#
- 1...Qb3!
- threat
- 1.Sc1?
- threat
- 2.Scd3
- 2...Qb2+
- 3.Sxb2#
- 2...Qb3
- 3.Qxc5#
- 2...Qf4
- 3.Sb2#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 2...Qd6
- 3.Sb2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 2...Qc7
- 3.Sb2#
- 2...Qb1
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 2...Qe8
- 3.Sb2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 2...Qh8
- 3.Sb2#
- 2...Qb2+
- 2.Sc2
- threat
- 3.Qd3#
- 2...Qb3
- 3.Qxb3#
- 2...d3
- 3.Qxc5#
- 3.Qxd3#
- threat
- 2.Sed3
- threat
- 3.Qxc5#
- 2...Qb2+
- 3.Sxb2#
- 2...Qd6
- 3.Sb2#
- 3.Qb3#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 3.Qb3#
- 2...Qc7
- 3.Sb2#
- 3.Qb3#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 3.Qb3#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 3.Qb3#
- threat
- 2.Scd3
- 1...Qb2+
- 2.Qxb2
- 2...d3
- 3.Qb3#
- 2...d3
- 2.Qxb2
- 1...Qb5
- 2.Sc2
- threat
- 3.Qd3#
- 2...Qb3
- 3.Qxb3#
- 2...d3
- 3.Qxd3#
- threat
- 2.Sed3
- threat
- 3.Se5#
- 2...Qb2+
- 3.Sxb2#
- 2...Qxa4
- 3.Qxc5#
- 2...Qb3
- 3.Qxc5#
- 3.Qxb3#
- 2...Qe8
- 3.Sb2#
- 3.Qxc5#
- 3.Qb3#
- 2...Qb8
- 3.Qxc5#
- threat
- 2.Sc2
- 1...Qb6
- 2.Sc2
- threat
- 3.Qd3#
- 2...Qb3
- 3.Qxb3#
- 2...Qg6
- 3.Qb3#
- 2...d3
- 3.Qxd3#
- threat
- 2.Sed3
- threat
- 3.Se5#
- 2...Qb2+
- 3.Sxb2#
- 2...Qb3
- 3.Qxc5#
- 3.Qxb3#
- 2...Qc7
- 3.Sb2#
- 3.Qb3#
- 2...Qd6
- 3.Sb2#
- 3.Qb3#
- 2...Qe6
- 3.Sb2#
- 3.Qxc5#
- 3.Qb3#
- 2...Qf6
- 3.Sb2#
- 3.Qxc5#
- 3.Qb3#
- 2...Qb8
- 3.Qxc5#
- threat
- 2.Sc2
- 1...Qb7
- 2.Sc2
- threat
- 3.Qd3#
- 2...Qb3
- 3.Qxb3#
- 2...Qh7
- 3.Qb3#
- 2...d3
- 3.Qxc5#
- 3.Qxd3#
- threat
- 2.Sed3
- threat
- 3.Se5#
- 3.Qxc5#
- 2...Qb2+
- 3.Sxb2#
- 2...Qc7
- 3.Sb2#
- 3.Qb3#
- 2...Qe7
- 3.Sb2#
- 3.Qb3#
- threat
- 2.Sc2
- 1...Qb1!
- threat
- 1.Bf2?
- threat
- 2.Bg1
- 2...Qb2+
- 3.Sxb2#
- 2...Qb3
- 3.Qxc5#
- 2...Qf4
- 3.Sb2#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 2...Qd6
- 3.Sb2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 2...Qc7
- 3.Sb2#
- 2...Qb1
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 2...Qe8
- 3.Sb2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 2...Qh8
- 3.Sb2#
- 2...Qb2+
- 2.Bg1
- 1...Qb3
- 2.Qxc5#
- 1...Qf4
- 2.Sb2#
- 1...Qe5
- 2.Sb2#
- 2.Sxe5#
- 1...Qd6
- 2.Sb2#
- 1...Qa7
- 2.Sb2#
- 2.Se5#
- 1...Qc7
- 2.Sb2#
- 1...Qb1
- 2.Se5#
- 1...Qb2
- 2.Sxb2#
- 2.Se5#
- 1...Qb4
- 2.Se5#
- 1...Qb5
- 2.Se5#
- 1...Qb6
- 2.Se5#
- 1...Qb7
- 2.Se5#
- 1...Qa8
- 2.Sb2#
- 2.Se5#
- 1...Qc8
- 2.Sb2#
- 2.Se5#
- 1...Qd8
- 2.Sb2#
- 2.Se5#
- 1...Qe8
- 2.Sb2#
- 1...Qf8
- 2.Sb2#
- 2.Se5#
- 1...Qg8
- 2.Sb2#
- 2.Se5#
- 1...Qh8
- 2.Sb2#
- 1...gxf2!
- threat
- 1.Be3?
- threat
- 2.Bc1
- 2...Qb2+
- 3.Sxb2#
- 2...Qb3
- 3.Qxc5#
- 2...Qf4
- 3.Sb2#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 2...Qd6
- 3.Sb2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 2...Qc7
- 3.Sb2#
- 2...Qb1
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 2...Qe8
- 3.Sb2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 2...Qh8
- 3.Sb2#
- 2...Qb2+
- 2.Bg1
- 2...Qb2+
- 3.Sxb2#
- 2...Qb3
- 3.Qxc5#
- 2...Qf4
- 3.Sb2#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 2...Qd6
- 3.Sb2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 2...Qc7
- 3.Sb2#
- 2...Qb1
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 2...Qe8
- 3.Sb2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 2...Qh8
- 3.Sb2#
- 2...Qb2+
- 2.Bd2
- 2...Qf4
- 3.Sb2#
- 3.Qa2#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 3.Qa2#
- 2...Qd6
- 3.Sb2#
- 3.Qa2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 3.Qa2#
- 2...Qc7
- 3.Sb2#
- 3.Qa2#
- 2...Qb1
- 3.Se5#
- 2...Qb2
- 3.Sxb2#
- 3.Se5#
- 2...Qb3
- 3.Se5#
- 3.Qxc5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 3.Qa2#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 3.Qa2#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 3.Qa2#
- 2...Qe8
- 3.Sb2#
- 3.Qa2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 3.Qa2#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 3.Qa2#
- 2...Qh8
- 3.Sb2#
- 3.Qa2#
- 2...Qf4
- 2.Bf4
- 2...Qb2+
- 3.Sxb2#
- 2...Qxf4
- 3.Sb2#
- 2...Qb3
- 3.Qxc5#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 2...Qd6
- 3.Sb2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 2...Qc7
- 3.Sb2#
- 2...Qb1
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 2...Qe8
- 3.Sb2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 2...Qh8
- 3.Sb2#
- 2...Qb2+
- 2.Bg5
- 2...Qb2+
- 3.Sxb2#
- 2...Qb3
- 3.Qxc5#
- 2...Qf4
- 3.Sb2#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 2...Qd6
- 3.Sb2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 2...Qc7
- 3.Sb2#
- 2...Qb1
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 2...Qe8
- 3.Sb2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 2...Qh8
- 3.Sb2#
- 2...Qb2+
- 2.Bh6
- 2...Qb2+
- 3.Sxb2#
- 2...Qb3
- 3.Qxc5#
- 2...Qf4
- 3.Sb2#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 2...Qd6
- 3.Sb2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 2...Qc7
- 3.Sb2#
- 2...Qb1
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 2...Qe8
- 3.Sb2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 2...Qh8
- 3.Sb2#
- 2...Qb2+
- 2.Bc1
- 1...Qb2+
- 2.Sxb2#
- 1...Qb3
- 2.Qxc5#
- 1...Qf4
- 2.Sb2#
- 1...Qe5
- 2.Sb2#
- 2.Sxe5#
- 1...Qd6
- 2.Sb2#
- 1...Qa7
- 2.Sb2#
- 2.Se5#
- 1...Qc7
- 2.Sb2#
- 1...Qb1
- 2.Se5#
- 1...Qb4
- 2.Se5#
- 1...Qb5
- 2.Se5#
- 1...Qb6
- 2.Se5#
- 1...Qb7
- 2.Se5#
- 1...Qa8
- 2.Sb2#
- 2.Se5#
- 1...Qc8
- 2.Sb2#
- 2.Se5#
- 1...Qd8
- 2.Sb2#
- 2.Se5#
- 1...Qe8
- 2.Sb2#
- 1...Qf8
- 2.Sb2#
- 2.Se5#
- 1...Qg8
- 2.Sb2#
- 2.Se5#
- 1...Qh8
- 2.Sb2#
- 1...dxe3!
- threat
- 1.Qa2+?
- 1...Kc3
- 2.Qc2#
- 1...Qb3!
- 1...Kc3
- 1.Sc2?
- Keys
- 1.Bh2!
- threat
- 2.Bg1
- 2...Qb2+
- 3.Sxb2#
- 2...Qb3
- 3.Qxc5#
- 2...Qf4
- 3.Sb2#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 2...Qd6
- 3.Sb2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 2...Qc7
- 3.Sb2#
- 2...Qb1
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 2...Qe8
- 3.Sb2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 2...Qh8
- 3.Sb2#
- 2...Qb2+
- 2.Bg1
- 1...gxh2
- 2.Kh1
- 2...Qb3
- 3.Qxc5#
- 2...Qg3
- 3.Sb2#
- 2...Qf4
- 3.Sb2#
- 2...Qe5
- 3.Sb2#
- 3.Sxe5#
- 2...Qd6
- 3.Sb2#
- 2...Qa7
- 3.Sb2#
- 3.Se5#
- 2...Qc7
- 3.Sb2#
- 2...Qb1
- 3.Se5#
- 2...Qb2
- 3.Sxb2#
- 3.Se5#
- 2...Qb4
- 3.Se5#
- 2...Qb5
- 3.Se5#
- 2...Qb6
- 3.Se5#
- 2...Qb7
- 3.Se5#
- 2...Qa8
- 3.Sb2#
- 3.Se5#
- 2...Qc8
- 3.Sb2#
- 3.Se5#
- 2...Qd8
- 3.Sb2#
- 3.Se5#
- 2...Qe8
- 3.Sb2#
- 2...Qf8
- 3.Sb2#
- 3.Se5#
- 2...Qg8
- 3.Sb2#
- 3.Se5#
- 2...Qh8
- 3.Sb2#
- 2...Qb3
- 2.Kh1
- threat
- 1.Bh2!
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