Complex sentence: Psycroptic were formed in Hobart in early 1999 by brothers Dave (drums) and Joe (guitar) Haley both were members of Disseminate, which had recorded a demo in 1998 before disbanding.
Split into simpler sentences: Psycroptic were formed in Hobart in early 1999 by brothers Dave (drums) and Joe (guitar) Haley. Both were members of Disseminate, which had recorded a demo in 1998 before disbanding.