MESON Chess Problem Database
Problem Display
PID: 246990 (1k6/1Pn5/2Q5/1pp5/2PPp3/1P2p3/4K3/8 w - - 0 1)
Akerblom, Johan Axel
3rd HM., BCF, 1956
#4
6 + 6
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Keys
- 1.d5!
- threat
- 2.cxb5
- threat
- 3.b6
- threat
- 4.Qxc7#
- 3...Sxd5
- 4.Qc8#
- 3...Sb5
- 4.Qc8#
- 3...Sa6
- 4.Qc8#
- 3...Se6
- 4.Qc8#
- 3...Sa8
- 4.Qc8#
- 4.bxa8Q#
- 4.bxa8R#
- 3...Se8
- 4.Qc8#
- threat
- 3.b6
- 2...Ka7
- 3.Qxc7
- 3...c4
- 4.b8Q#
- 4.b8R#
- 3...c4
- 3.Qxc7
- 2...Sxb5
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Sxd5
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Sa6
- 3.b6
- threat
- 4.Qc8#
- 3...Sc7
- 4.Qxc7#
- threat
- 3.b6
- 2...Se6
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Se8
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.b6
- threat
- 4.Qc8#
- 3...Sd6
- 4.Qc7#
- 3...Sc7
- 4.Qxc7#
- threat
- 3.Qc8+
- threat
- 2.d6
- threat
- 3.dxc7+
- 3...Ka7
- 4.b8Q#
- 4.b8B#
- 3...Ka7
- 3.dxc7+
- 2...Ka7
- 3.dxc7
- threat
- 4.b8Q#
- 4.b8B#
- threat
- 3.dxc7
- 2...Sd5
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Sa6
- 3.Qxa6
- threat
- 4.Qa8#
- threat
- 3.Qxa6
- 2...Se6
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Se8
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- threat
- 2.cxb5
- 1...Ka7
- 2.Qxc7
- threat
- 3.b8Q+
- 3...Ka6
- 4.Qcb6#
- 4.Qba7#
- 4.Qca7#
- 4.Qxb5#
- 4.Qbb6#
- 4.Qbb7#
- 4.Qa8#
- 4.Qbc8#
- 4.cxb5#
- 3...Ka6
- 3.b8B+
- 3...Ka6
- 4.Qa7#
- 3...Ka8
- 4.Qa7#
- 3...Ka6
- 3.b8R+
- 3...Ka6
- 4.Ra8#
- 4.Qb6#
- 4.cxb5#
- 3...Ka6
- 3.cxb5
- 3...c4
- 4.b8Q#
- 4.b8R#
- 3...c4
- 3.b8Q+
- 2...bxc4
- 3.b8Q+
- 3...Ka6
- 4.Qcb6#
- 4.Qca7#
- 4.Qbb6#
- 4.Qbb7#
- 3...Ka6
- 3.b8R+
- 3...Ka6
- 4.Qb6#
- 3...Ka6
- 3.bxc4
- 3...Ka6
- 4.b8S#
- 3...Ka6
- 3.b8Q+
- threat
- 2.Qxc7
- 1...bxc4
- 2.d6
- threat
- 3.dxc7+
- 3...Ka7
- 4.b8Q#
- 4.b8B#
- 3...Ka7
- 3.dxc7+
- 2...Ka7
- 3.dxc7
- threat
- 4.b8Q#
- 4.b8B#
- threat
- 3.dxc7
- 2...Sb5
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Sd5
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Sa6
- 3.Qxa6
- threat
- 4.Qa8#
- threat
- 3.Qxa6
- 2...Se6
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Se8
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- threat
- 2.d6
- 1...Sa6
- 2.Qxa6
- threat
- 3.Qxb5
- 3...Ka7
- 4.b8Q#
- 3...Kc7
- 4.b8Q#
- 3...Ka7
- 3.d6
- threat
- 4.Qa8#
- threat
- 3.Qxb5
- 2...Kc7
- 3.Qa7
- threat
- 4.b8Q#
- 3...Kd6
- 4.b8Q#
- 4.b8B#
- 3...Kd7
- 4.b8Q#
- 3...Kd8
- 4.b8Q#
- 4.b8R#
- threat
- 3.Qa7
- 2...b4
- 3.Qb5
- 3...Ka7
- 4.b8Q#
- 3...Kc7
- 4.b8Q#
- 3...Ka7
- 3.Qb5
- threat
- 2.cxb5
- threat
- 3.b6
- threat
- 4.Qc8#
- 3...Sc7
- 4.Qxc7#
- threat
- 3.b6
- 2...Ka7
- 3.b6+
- 3...Kb8
- 4.Qc8#
- 3...Kb8
- 3.b6+
- 2...Sb4
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Sc7
- 3.b6
- threat
- 4.Qxc7#
- 3...Sxd5
- 4.Qc8#
- 3...Sb5
- 4.Qc8#
- 3...Sa6
- 4.Qc8#
- 3...Se6
- 4.Qc8#
- 3...Sa8
- 4.Qc8#
- 4.bxa8Q#
- 4.bxa8R#
- 3...Se8
- 4.Qc8#
- threat
- 3.b6
- threat
- 2.Qxa6
- 1...b4
- 2.d6
- threat
- 3.dxc7+
- 3...Ka7
- 4.b8Q#
- 4.b8B#
- 3...Ka7
- 3.dxc7+
- 2...Ka7
- 3.Qxc7
- 3...Ka6
- 4.b8S#
- 3...Ka6
- 3.Qxc7
- 2...Sb5
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qxb5
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Sd5
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Sa6
- 3.Qb6
- 3...Sc7
- 4.dxc7#
- 3...Sc7
- 3.Qb6
- 2...Se6
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- 2...Se8
- 3.Qc8+
- 3...Ka7
- 4.b8Q#
- 3...Ka7
- 3.Qc8+
- threat
- 2.d6
- threat
- 1.d5!
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