Complex sentence: The company was founded as Psygnosis in 1984, was acquired by Sony Computer Entertainment in 1993, and the Psygnosis branding was dropped in 1999 in favour of the Studio Liverpool moniker.
Split into simpler sentences: The company was founded as Psygnosis in 1984, and was acquired by Sony Computer Entertainment in 1993. The Psygnosis branding was dropped in 1999 in favor of the Studio Liverpool moniker.