Complex sentence: Like most of his relasess since leaving JYP Entertainment, The album is said to be mostly written and produced by Rain himself.HyunA, a member of girl group 4minute participated as the album's only featured artist.
Split into simpler sentences: Like most of his releases (since leaving JYP Entertainment), the album is said to be mostly written and produced by Rain himself. HyunA-a member of girl group 4minute-participated as the album's only featured artist.