Four people are sentenced to prison for an explosion at a villa on Tjörn last winter, local media reports.
No one was injured in the act, which is suspected to have links to a gang conflict in the Gothenburg area.
Two men are sentenced to eight and three and a half years in prison, respectively, for ordering the bombing. At the same time, a man and a woman are convicted of carrying out the act and will serve prison sentences of six years and ten months and five and a half years, respectively.