Complex sentence: After a two year hiatus from the project the announcement of a new Gigantic Brain album was made, which is being recorded by the duo form of the band featuring Brown and musician/producer Mastin Simmons.
Split into simpler sentences: After a two year hiatus from the project the announcement of a new Gigantic Brain album was made. The album is being recorded by the duo form of the band featuring Brown and musician/producer Mastin Simmons.