Complex sentence: Jon Owens (born 1975), known by his stage name Casual, is an American rapper from Oakland, California and one of the founding members of the alternative hip hop collective Hieroglyphics.
Split into simpler sentences: Jon Owens (born 1975), known by his stage name Casual, is an American rapper. Born in Oakland, California, Owens is a member of the alternative hip hop collective Hieroglyphics.